SUP / Superior Industries International, Inc. - SEC Filings, Annual Report, Proxy Statement

Superior Industries International, Inc.
US ˙ NYSE ˙ US8681681057
THIS SYMBOL IS NO LONGER ACTIVE

Basic Stats
LEI 54930065O5ZIQD1F8U04
CIK 95552
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Superior Industries International, Inc.
SEC Filings (Chronological Order)
This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.
August 19, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 15, 2025 SUPERIOR INDUSTRI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 15, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 15, 2025 DEFM14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box:  ☐ Preliminary Proxy Statement  ☐ Con

August 15, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 SUPERIOR INDUSTRI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 15, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 SUPERIOR INDUSTRI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 7, 2025 10-Q

Geographic Information See table below for the Company’s net sales and property, plant and equipment by location:

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES IN

July 30, 2025 EX-FILING FEES

CALCULATION OF FILING FEE TABLES Schedule 14A (Form Type) Superior Industries International, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Transaction Valuation

Exhibit 107 CALCULATION OF FILING FEE TABLES Schedule 14A (Form Type) Superior Industries International, Inc.

July 30, 2025 PREM14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement  ☐ Conf

July 22, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 16, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 16, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporatio

July 11, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 7, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 7, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

July 9, 2025 EX-10.2

Form of Voting and Support Agreement for Common Supporting Stockholders.

Exhibit 10.2 Final Form VOTING AND SUPPORT AGREEMENT This Voting and Support Agreement (this “Agreement”), dated as of [•], 2025, is entered into by and between Superior Industries International, Inc., a Delaware corporation (the “Company”), and [•], a [•] (the “Stockholder”). Capitalized terms used but not defined herein shall have the meanings given to them in the Merger Agreement (as defined be

July 9, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIE

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Inc

July 9, 2025 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporati

July 9, 2025 EX-10.3

Subscription Agreement, dated as of July 8, 2025, by and between the Company and SUP Parent Holdings, LLC.

Exhibit 10.3 EXECUTION VERSION SUBSCRIPTION AGREEMENT SUBSCRIPTION AGREEMENT, dated as of July 8, 2025 (this “Agreement”), by and between Superior Industries International, Inc., a Delaware corporation (the “Company”), and SUP Parent Holdings, LLC, a Delaware limited liability company (the “Purchaser”). Capitalized terms used but not defined herein shall have the meanings given to them in the Merg

July 9, 2025 EX-10.4

Recapitalization Support Agreement, dated as of July 8, 2025, by and among the Company, its subsidiaries and the Consenting Parties.

Exhibit 10.4 Execution Version RECAPITALIZATION SUPPORT AGREEMENT This RECAPITALIZATION SUPPORT AGREEMENT (together with all exhibits, schedules, and attachments hereto, as each may be amended, supplemented, or otherwise modified from time to time in accordance with the terms hereof, this “Agreement”), dated as of July 8, 2025, is entered into by and among: (a) Superior Industries International, I

July 9, 2025 EX-2.1

Agreement and Plan of Merger, dated as of July 8, 2025, by and among Superior Industries International, Inc., SUP Parent Holdings, LLC and SUP Merger Sub, Inc.

Exhibit 2.1 Execution Version Confidential AGREEMENT AND PLAN OF MERGER among SUPERIOR INDUSTRIES INTERNATIONAL, INC., SUP PARENT HOLDINGS, LLC and SUP MERGER SUB, INC. Dated as of July 8, 2025 TABLE OF CONTENTS Page ARTICLE I THE MERGER; CLOSING; EFFECTIVE TIME 1.1 The Merger 2 1.2 Closing 2 1.3 Effective Time 3 ARTICLE II ORGANIZATIONAL DOCUMENTS, DIRECTORS AND OFFICERS OF THE SURVIVING CORPORAT

July 9, 2025 EX-99.1

Superior to be Acquired by a Group of Existing Term Loan Investors Committed to Its Long-Term Stability and Growth

Exhibit 99.1 News Release Superior to be Acquired by a Group of Existing Term Loan Investors Committed to Its Long-Term Stability and Growth SOUTHFIELD, MICHIGAN – July 8, 2025 – Superior Industries International, Inc. (“Superior” or the “Company”) (OTC Pink:SSUP) today announced it has entered into definitive agreements to be acquired by a group of its term loan investors (the “Investors”), inclu

July 9, 2025 EX-10.1

Voting and Support Agreement, dated as of July 8, 2025, by and between Superior Industries International, Inc. and TPG Growth III Sidewall, L.P.

Exhibit 10.1 Execution Version VOTING AND SUPPORT AGREEMENT This Voting and Support Agreement (this “Agreement”), dated as of July 8, 2025, is entered into by and between Superior Industries International, Inc., a Delaware corporation (the “Company”), and TPG Growth III Sidewall, L.P., a Texas Limited Partnership (the “Stockholder”). Capitalized terms used but not defined herein shall have the mea

July 8, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

July 8, 2025 EX-99.1

Superior to be Acquired by a Group of Existing Term Loan Investors Committed to Its Long-Term Stability and Growth

Exhibit 99.1 News Release Superior to be Acquired by a Group of Existing Term Loan Investors Committed to Its Long-Term Stability and Growth SOUTHFIELD, MICHIGAN – July 8, 2025 – Superior Industries International, Inc. (“Superior” or the “Company”) (OTC Pink:SSUP) today announced it has entered into definitive agreements to be acquired by a group of its term loan investors (the “Investors”), inclu

July 8, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

July 8, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

June 25, 2025 8-K

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 24, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporation

June 25, 2025 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange ("NYSE" or the "Exchange") hereby notifies the Securities and Exchange Commission (the "Commission") of its intention to remove the entire class of common stock (the "Common Stock), of Superior Industries International, Inc.

June 25, 2025 EX-99.1

Superior Industries International, Inc. Receives NYSE Delisting Notice

Exhibit 99.1    News Release Superior Industries International, Inc. Receives NYSE Delisting Notice SOUTHFIELD, MICHIGAN – June 25, 2025 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, today announced that on June 24, 2025, it received a written notice from the New York Stock Exchange (the “NYSE”) that the NYS

June 24, 2025 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporatio

June 24, 2025 EX-99.1

Superior Industries International, Inc. Receives NYSE Notice

Exhibit 99.1    News Release Superior Industries International, Inc. Receives NYSE Notice SOUTHFIELD, MICHIGAN – June 24, 2025 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, today announced that on June 17, 2025, it received a written notice from the New York Stock Exchange (the “NYSE”) that the Company no lo

June 6, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 4, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 4, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

June 6, 2025 EX-10.1

Second Amendment to Amended and Restated Credit Agreement, dated as of June 4, 2025, among Superior Industries International, Inc., each other loan party party thereto, the lenders party thereto, and Oaktree Fund Administration, LLC, in its capacity as administrative agent.

EX-10.1 Exhibit 10.1 Execution Version SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT This SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT, dated as of June 4, 2025 (this “Amendment”), is entered into by and among SUPERIOR INDUSTRIES INTERNATIONAL, INC., a Delaware corporation (the “Borrower”), the Guarantors identified on the signature pages hereto, each Lender identified on

June 6, 2025 EX-10.2

Second Amendment to Credit Agreement, dated as of June 4, 2025, among Superior Industries International, Inc., each other loan party party thereto, the lenders party thereto, and JPMorgan Chase Bank, N.A., in its capacity as administrative agent and collateral agent.

Exhibit 10.2 Execution Version SECOND AMENDMENT TO CREDIT AGREEMENT THIS SECOND AMENDMENT TO CREDIT AGREEMENT (this “Agreement”), dated as of June 4, 2025, by and among Superior Industries International, Inc., a Delaware corporation (the “Initial USD Borrower”), each other Loan Party party hereto, JPMorgan Chase Bank, N.A., as administrative agent (in such capacity, including any successor thereto

June 5, 2025 EX-99.1

Superior Industries International, Inc. Receives NYSE Continued Listing Standards Notice

Exhibit 99.1 News Release Superior Industries International, Inc. Receives NYSE Continued Listing Standards Notice SOUTHFIELD, MICHIGAN – June 5, 2025 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, today announced that on June 2, 2025, it received written notice (the “Notice”) from the New York Stock Exchange

June 5, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 2, 2025 SUPERIOR INDUSTRIES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 2, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

May 29, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 28, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

May 29, 2025 EX-10.1

Director Services Agreement, effective as of May 28, 2025, by and between Superior Industries International, Inc. and Keshav Lall.

EX-10.1 Exhibit 10.1 May 24, 2025 Keshav Lall [Redacted] Dear Mr. Lall: This Director Services Agreement (the “Agreement”) sets out the terms upon which you, Mr. Lall (“Director” or “you”), have agreed to act as an independent director on the board of directors (the “Board”) of Superior Industries International, Inc., a Delaware corporation (the “Company”), with effect from the date that the Compa

May 23, 2025 EX-99.1

ANNUAL MEETING OF STOCKHOLDERS SUPERIOR INDUSTRIES INTERNATIONAL, INC. MAY 21, 2025 FINAL REPORT OF THE INSPECTOR OF ELECTION

Exhibit 99.1 ANNUAL MEETING OF STOCKHOLDERS SUPERIOR INDUSTRIES INTERNATIONAL, INC. MAY 21, 2025 FINAL REPORT OF THE INSPECTOR OF ELECTION I, the undersigned, the duly appointed Inspector of Election at the Annual Meeting of Stockholders (the “Meeting”) of SUPERIOR INDUSTRIES INTERNATIONAL, INC. (the “Company”), held on May 21, 2025, at 10:00 a.m. ET, hereby certify that: 1) Before entering upon t

May 23, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 21, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

May 12, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 12, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

May 12, 2025 EX-99.1

Three Months

Exhibit 99.1 News Release Superior Reports First Quarter 2025 Financial Results First Quarter 2025 Highlights: • Net Sales of $322M • Value-Added Sales1 of $169M • Net Loss of $13M • Adjusted EBITDA1 of $25M, a 15% margin2 • Cash Flow Provided by Operating Activities of $24M • Unlevered Free Cash Flow1 of $33M • Withdrawing fiscal year guidance due to macroeconomic uncertainty and significant rece

May 12, 2025 EX-10.2

Amendment to Superior Industries International, Inc. Executive Severance Plan.**

EXHIBIT 10.2 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN As approved by the Board of Directors on October 23, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN ARTICLE 1 PURPOSE AND TERM 1.1 Purpose. Superior Industries International, Inc. (the “Company”) established this Superior Industries International, Inc. Executive Severance Plan (the “Plan”) to provi

May 12, 2025 10-Q

Geographic Information See table below for the Company's net sales and property, plant and equipment by location:

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES I

April 3, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒        Filed by a Party other than the Registrant  ☐ Check the appropriate box:  ☐ Preliminary Proxy Statement  ☐ Confidential, for Use of the Commission Only (as permitted

April 3, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒        Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

April 2, 2025 EX-10.1

First Amendment to Amended and Restated Credit Agreement, dated as of March 31, 2025, among Superior Industries International, Inc., Oaktree Fund Administration, LLC, in its capacity as administrative agent, JPMorgan Chase Bank, N.A., in its capacity as collateral agent, and the other lenders party thereto.

EXHIBIT 10.1 EXECUTION VERSION FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT This FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT, dated as of March 31, 2025 (this “Amendment”), is entered into by and among SUPERIOR INDUSTRIES INTERNATIONAL, INC., a Delaware corporation (the “Borrower”), each Lender (as defined below) party hereto, and Oaktree Fund Administration, LLC, as admin

April 2, 2025 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 31, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporatio

March 6, 2025 EX-10.43

Retention Award Letter, dated February 5, 2025, between Michael Dorah and Superior Industries International, Inc.*, **

EXHIBIT 10.43 February 5, 2025 Michael Dorah Dear Michael, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $1,000

March 6, 2025 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2024 Name of Subsidiaries Jurisdiction of Incorporation SIIP Holdings, LLC Delaware, U.

March 6, 2025 EX-19

Insider Trading Policy. **

EXHIBIT 19 INSIDER TRADING POLICY July 2023 1. General Rule a. Superior Industries International, Inc. (the “Company”) has adopted this insider trading policy (this “Policy”) to set forth the procedures and guidelines governing securities transactions by the Company’s directors, officers and employees, to comply with federal securities laws and regulations. b. It is a violation of federal securiti

March 6, 2025 EX-10.47

Retention Award Letter, dated February 27, 2025, between Stacie R. Schulz and Superior Industries International, Inc.*, **

EXHIBIT 10.47 February 27, 2025 Stacie Schulz Dear Stacie, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $100,0

March 6, 2025 EX-10.45

Retention Award Letter, dated February 5, 2025, between Daniel D. Lee and Superior Industries International, Inc.*, **

EXHIBIT 10.45 February 5, 2025 Dan Lee Dear Dan, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $300,000 USD sub

March 6, 2025 EX-10.48

Superior Industries International, Inc. Long Term Cash Incentive Plan*, **

EXHIBIT 10.48 SUPERIOR INDUSTRIES INTERNATIONAL, INC. LONG TERM CASH INCENTIVE PLAN (Revised) Article I BACKGROUND AND PURPOSE 1.1. Purpose of the Plan. The Long Term Cash Incentive Plan is intended to attract, motivate and retain selected Employees and Directors of the Company. 1.2. Plan Duration. The Plan shall remain in effect in accordance with Section 3.2, below. Article II DEFINITIONS The fo

March 6, 2025 EX-10.35

Superior Industries International, Inc. Executive Severance Plan.*, **

EXHIBIT 10.35 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN As approved by the Board of Directors on April 28, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN ARTICLE 1 PURPOSE AND TERM 1.1 Purpose. Superior Industries International, Inc. (the “Company”) established this Superior Industries International, Inc. Executive Severance Plan (the “Plan”) to provid

March 6, 2025 EX-97

Superior Industries International, Inc. Compensation Clawback Policy Effective December 1, 2023.**

EXHIBIT 97 SUPERIOR INDUSTRIES INTERNATIONAL, INC. Compensation Clawback Policy Effective December 1, 2023 Purpose As required pursuant to the listing standards of the New York Stock Exchange (the “Stock Exchange”), Section 10D of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and Rule 10D-1 under the Exchange Act, the Board of Directors (the “Board”) of Superior Industries

March 6, 2025 EX-10.44

Retention Award Letter, dated February 5, 2025, between Parveen Kakar and Superior Industries International, Inc.*, **

EXHIBIT 10.44 February 5, 2025 Parveen Kakar Dear Parveen, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $400,0

March 6, 2025 EX-10.42

Amendment to Superior Industries International, Inc. Executive Employment Agreement, dated February 5, 2025, between Superior Industries International, Inc. and Majdi B. Abulaban. *, **

EXHIBIT 10.42 AMENDMENT TO SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE EMPLOYMENT AGREEMENT This Amendment to the Superior Industries International, Inc. Executive Employment Agreement (the “Agreement”) dated this 5th day of February, 2025 is by and between Superior Industries International, Inc. (the “Company”) and Majdi B. Abulaban (the “Executive”), collectively the “Parties”. The Parties

March 6, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 06, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporati

March 6, 2025 EX-99.1

Superior Reports Full Year and Fourth Quarter 2024 Financial Results Achieved critical milestones in Company transformation Well-positioned for future growth and competitiveness

Exhibit 99.1 News Release Superior Reports Full Year and Fourth Quarter 2024 Financial Results Achieved critical milestones in Company transformation Well-positioned for future growth and competitiveness Full Year 2024 Financial Highlights: • Net Sales of $1,267M • Value-Added Sales1 of $691M • Net Loss of $78M • Adjusted EBITDA1 of $146M, a 21% margin2 • Cash Flow Provided by Operating Activities

March 6, 2025 10-K

, UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents , UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 6, 2025 EX-10.46

Retention Award Letter, dated February 5, 2025, between Kevin Burke and Superior Industries International, Inc.*, **

EXHIBIT 10.46 February 5, 2025 Kevin Burke Dear Kevin, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $300,000 U

February 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2025 SUPERIOR INDUSTR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2025 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporat

November 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 07, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorpor

November 7, 2024 EX-99.1

Superior Reports Third Quarter 2024 Financial Results Successfully completed debt refinancing Continued margin expansion in challenging operating environment

Exhibit 99.1 News Release Superior Reports Third Quarter 2024 Financial Results Successfully completed debt refinancing Continued margin expansion in challenging operating environment Third Quarter 2024 Financial Highlights: • Net Sales of $322M • Value-Added Sales1 of $171M • Net Loss of $25M • Adjusted EBITDA1 of $41M, a 24% margin2 and up 200 bps YoY • Cash Flow Used by Operating Activities of

November 7, 2024 EX-10.4

Offer Letter of Employment, dated August 27, 2024, between Superior Industries International, Inc. and Daniel D. Lee.**

EXHIBIT 10.4 World Headquarters 26600 Telegraph Road Suite 400, Southfield, MI 48033 Phone (248) 352.7300 Fax (248) 352.6989 TO: Dan Lee FROM: Majdi Abulaban SUBJECT: Promotion DATE: August 27, 2024 Dear Dan, I am pleased to present you with this promotion to Senior Vice-President and Chief Financial Officer for Superior Industries, Inc. In this role, your office will continue to be located at our

November 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRI

October 18, 2024 CORRESP

* * *

October 18, 2024 Ms. Jean Yu Mr. Hugh West Division of Corporation Finance Office of Manufacturing U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: Superior Industries International, Inc. Form 10-K for the Fiscal Year Ended December 31, 2023 Filed March 7, 2024 File No. 001-06615 Dear Ms. Yu and Mr. West, This letter contains the responses of Superior Industrie

August 30, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 29, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporati

August 30, 2024 EX-10.1

Consulting Agreement between Superior Industries International, Inc. and C. Timothy Trenary (Incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed August 30, 2024).

Exhibit 10.1 CONSULTING AGREEMENT This Consulting Agreement (the "Agreement"), by and between Superior Industries International, Inc. (the "Company"), a Delaware corporation with an address at 26600 Telegraph Road, Suite 400, Southfield, MI 48033, and Tim Trenary (the "Consultant") with an address at 1220 Sandringham Way, Bloomfield Hills, MI 48301, is effective as of the date of Consultant’s reti

August 15, 2024 EX-10.2

First Amendment to Credit Agreement, dated April 14, 2024, among Superior Industries International, Inc., each loan party thereto, JPMorgan Chase Bank, N.A., as administrative agent and agent collateral agent and the lenders and issuing banks party thereto.*

Exhibit 10.2 Execution Version FIRST AMENDMENT TO CREDIT AGREEMENT THIS FIRST AMENDMENT TO CREDIT AGREEMENT (this “Agreement”), dated as of August 14, 2024, by and among Superior Industries International, Inc., a Delaware corporation (the “Initial USD Borrower”), each other Loan Party party hereto, JPMorgan Chase Bank, N.A., as administrative agent (in such capacity, including any successor theret

August 15, 2024 8-K/A

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 14, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdi

August 15, 2024 EX-99.1

Superior Industries Announces Refinancing of All Existing Debt, Maturities Extended to December 2028 Refinancing enhances financial flexibility and supports long-term growth strategy

Exhibit 99.1 News Release Superior Industries Announces Refinancing of All Existing Debt, Maturities Extended to December 2028 Refinancing enhances financial flexibility and supports long-term growth strategy SOUTHFIELD, MICHIGAN – August 15, 2024 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP) today announced the refinancing of its existing Senior Secured Term L

August 15, 2024 EX-99.1

Superior Industries Announces Refinancing of All Existing Debt, Maturities Extended to December 2028 Refinancing enhances financial flexibility and supports long-term growth strategy

Exhibit 99.1 News Release Superior Industries Announces Refinancing of All Existing Debt, Maturities Extended to December 2028 Refinancing enhances financial flexibility and supports long-term growth strategy SOUTHFIELD, MICHIGAN – August 15, 2024 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP) today announced the refinancing of its existing Senior Secured Term L

August 15, 2024 EX-10.1

Amended and Restated Credit Agreement, dated August 14, 2024, among Superior Industries International, Inc., Oaktree Fund Administration, LLC, in its capacity as administrative agent, JPMorgan Chase Bank, N.A., in its capacity as collateral agent, and the other lenders party thereto (Incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K/A filed August 15, 2024).

Exhibit 10.1 EXECUTION VERSION $520,000,000 AMENDED AND RESTATED CREDIT AGREEMENT Dated as of August 14, 2024, among SUPERIOR INDUSTRIES INTERNATIONAL, INC., as the Borrower, OAKTREE FUND ADMINISTRATION, LLC, as Administrative Agent, JPMORGAN CHASE BANK, N.A., as Collateral Agent, and THE OTHER LENDERS PARTY HERETO Table of Contents Page Article I Definitions and Accounting Terms SECTION 1.01 Defi

August 15, 2024 EX-10.1

Amended and Restated Credit Agreement, dated April 14, 2024, among Superior Industries International, Inc., Oaktree Fund Administration, LLC, in its capacity as administrative agent, JPMorgan Chase Bank, N.A., in its capacity as collateral agent, and the other lenders party thereto.*

Exhibit 10.1 EXECUTION VERSION $520,000,000 AMENDED AND RESTATED CREDIT AGREEMENT Dated as of August 14, 2024, among SUPERIOR INDUSTRIES INTERNATIONAL, INC., as the Borrower, OAKTREE FUND ADMINISTRATION, LLC, as Administrative Agent, JPMORGAN CHASE BANK, N.A., as Collateral Agent, and THE OTHER LENDERS PARTY HERETO Table of Contents Page Article I Definitions and Accounting Terms SECTION 1.01 Defi

August 15, 2024 EX-10.2

First Amendment to Credit Agreement, dated August 14, 2024, among Superior Industries International, Inc., each loan party thereto, JPMorgan Chase Bank, N.A., as administrative agent and collateral agent and the lenders and issuing banks party thereto (Incorporated by reference to Exhibit 10.2 of the Registrant’s Current Report on Form 8-K/A filed August 15, 2024).

Exhibit 10.2 Execution Version FIRST AMENDMENT TO CREDIT AGREEMENT THIS FIRST AMENDMENT TO CREDIT AGREEMENT (this “Agreement”), dated as of August 14, 2024, by and among Superior Industries International, Inc., a Delaware corporation (the “Initial USD Borrower”), each other Loan Party party hereto, JPMorgan Chase Bank, N.A., as administrative agent (in such capacity, including any successor theret

August 15, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 14, 2024 SUPERIOR INDUSTRIE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 14, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporatio

August 8, 2024 EX-99.1

Superior Reports Second Quarter 2024 Financial Results Enhanced earnings power and competitive positioning through European Transformation On track to retire Senior Unsecured Notes

Exhibit 99.1 News Release Superior Reports Second Quarter 2024 Financial Results Enhanced earnings power and competitive positioning through European Transformation On track to retire Senior Unsecured Notes Second Quarter 2024 Financial Highlights: • In advanced discussions with lenders to retire Senior Unsecured Notes • Completed relocation of production from Germany to Poland • Net Sales of $319

August 8, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 08, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES IN

July 1, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 28, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporation

May 29, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 28, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

May 29, 2024 EX-10.1

Offer Letter of Employment, dated April 25, 2024 between Superior Industries International, Inc. and Stacie Schulz

Exhibit 10.1 REVISED April 25, 2024 Ms. Stacie Schulz Dear Stacie, We are pleased to extend an offer of employment to you as Vice President and Chief Accounting Officer for Superior Industries International, Inc. Your office will be based out of our corporate headquarters located in Southfield, Michigan. You will report directly to Timothy Trenary, Executive Vice President & Chief Financial Office

May 24, 2024 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

May 2, 2024 EX-99.1

Superior Reports First Quarter 2024 Financial Results Executing strategic transformation to enhance competitive positioning

Exhibit 99.1 News Release Superior Reports First Quarter 2024 Financial Results Executing strategic transformation to enhance competitive positioning First Quarter 2024 Highlights: • Successfully exited high-cost German manufacturing facility, as planned • Net Sales of $316M (down 4% before giving effect to lower cost of aluminum and Deconsolidation of Subsidiary 1) • Value-Added Sales Adjusted fo

May 2, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES I

May 2, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 02, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

April 12, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 10, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporatio

April 12, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defi

April 1, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒      Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by R

April 1, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒      Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by R

March 8, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 08, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporati

March 7, 2024 EX-97

Superior Industries International, Inc. Compensation Clawback Policy Effective December 1, 2023.**

EXHIBIT 97 SUPERIOR INDUSTRIES INTERNATIONAL, INC. Compensation Clawback Policy Effective December 1, 2023 Purpose As required pursuant to the listing standards of the New York Stock Exchange (the “Stock Exchange”), Section 10D of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and Rule 10D-1 under the Exchange Act, the Board of Directors (the “Board”) of Superior Industries

March 7, 2024 10-K

, UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents , UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 7, 2024 EX-99.1

Superior Reports Full Year and Fourth Quarter 2023 Financial Results Executing strategic priorities to drive long-term, profitable growth

Exhibit 99.1 Superior Reports Full Year and Fourth Quarter 2023 Financial Results Executing strategic priorities to drive long-term, profitable growth Full Year 2023 Financial Highlights: • Net Sales decreased 16% YoY to $1,385M (up 2% before giving effect to lower cost of aluminum and Deconsolidation of Subsidiary1) • Value-Added Sales Adjusted for FX and Deconsolidation1 of Subsidiary of $740M f

March 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 07, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporati

March 7, 2024 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2023 Name of Subsidiaries Jurisdiction of Incorporation SIIP Holdings, LLC Delaware, U.

March 7, 2024 EX-10.35

Superior Industries International, Inc. Executive Severance Plan.*, **

EXHIBIT 10.35 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN As approved by the Board of Directors on April 28, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN ARTICLE 1 PURPOSE AND TERM 1.1 Purpose. Superior Industries International, Inc. (the “Company”) established this Superior Industries International, Inc. Executive Severance Plan (the “Plan”) to provid

January 12, 2024 EX-99.5

Amended and Restated Confirming Statement of Thomas E. Lynch dated January 12, 2024.

EX-99.5 3 d166450dex995.htm EX-99.5 Exhibit 5 AMENDED AND RESTATED CONFIRMING STATEMENT This Amended and Restated Confirming Statement amends and restates in its entirety the Confirming Statement of Thomas E. Lynch dated August 16, 2021. This Statement confirms that the undersigned has authorized and designated Justin C. Jacobs, Eric Yanagi and Deven Petito, each acting singly, to execute and file

January 12, 2024 SC 13D/A

SUP / Superior Industries International, Inc. / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

SC 13D/A 1 d166450dsc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 11)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 328 Pemberw

January 12, 2024 EX-99.4

Amended and Restated Joint Filing Agreement by and among Mill Road Capital III, L.P., Mill Road Capital III GP LLC, Thomas E. Lynch and Deven Petito dated as of January 12, 2024.

EX-99.4 2 d166450dex994.htm EX-99.4 Exhibit 4 AMENDED AND RESTATED JOINT FILING AGREEMENT This Amended and Restated Joint Filing Agreement amends and restates in its entirety the Joint Filing Agreement among certain of the parties hereto dated August 16, 2021. Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree, as of January 12, 2024, t

January 12, 2024 EX-99.6

Confirming Statement of Deven Petito dated January 12, 2024.

EX-99.6 4 d166450dex996.htm EX-99.6 Exhibit 6 CONFIRMING STATEMENT This Statement confirms that the undersigned has authorized and designated Thomas E. Lynch, Justin C. Jacobs and Eric Yanagi, each acting singly, to execute and file on the undersigned’s behalf all Forms 3, 4 and 5 and Schedule 13D (including any amendments thereto) that the undersigned may be required to file with the U.S. Securit

January 11, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 11, 2024 Superior Industries International, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporat

January 11, 2024 EX-99.2

Superior Appoints Deven Petito to its Board of Directors

Exhibit 99.2 News Release Superior Appoints Deven Petito to its Board of Directors SOUTHFIELD, MICHIGAN – January 11, 2024 – Superior Industries International, Inc. (“Superior” or the “Company”) (NYSE:SUP) today announced the appointment of Deven Petito to its Board of Directors as an independent director, effective as of January 11, 2024. With the addition of Mr. Petito, the Board will be compris

January 11, 2024 EX-99.1

COOPERATION AGREEMENT

Exhibit 99.1 COOPERATION AGREEMENT This COOPERATION AGREEMENT (this “Agreement”) dated as of January 11, 2024 is by and between MILL ROAD CAPITAL III, L.P., a Cayman Islands exempted limited partnership (“Mill Road”), and SUPERIOR INDUSTRIES INTERNATIONAL, INC. (the “Company”). WHEREAS, the Company and Mill Road have engaged in discussion concerning the Company’s business; WHEREAS, Mill Road has i

January 5, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 2, 2024 SUPERIOR INDUSTRI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 2, 2024 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporati

December 15, 2023 EX-3.1

Amended and Restated By-Laws of the Registrant effective as of December 13, 2023 (Incorporated by reference to Exhibit 3.1 to Registrant’s Current Report on Form 8-K filed December 15, 2023).

Exhibit 3.1 BYLAWS OF SUPERIOR INDUSTRIES INTERNATIONAL, INC. A Delaware Corporation As adopted on December 13, 2023 ARTICLE I CORPORATE OFFICES 1.1 Registered Office The address of the registered office of Superior Industries International, Inc. (the “Corporation”) in the State of Delaware is 251 Little Falls Drive in the City of Wilmington, County of New Castle, 19808. The name of its registered

December 15, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 13, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorpor

November 1, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 01, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorpor

November 1, 2023 EX-99.1

Superior Reports Third Quarter 2023 Financial Results Solid Growth in Adjusted EBITDA, Margin and Content per Wheel Strategic Action Enhancing Competitive Position

Exhibit 99.1 Superior Reports Third Quarter 2023 Financial Results Solid Growth in Adjusted EBITDA, Margin and Content per Wheel Strategic Action Enhancing Competitive Position Third Quarter 2023 Financial Highlights: • Net Sales decreased 20% YoY to $323M • Value-Added Sales Adjusted for FX and Deconsolidation1 of $170M, flat YoY • Net loss of $86M includes charge to operations of $80M • Adjusted

November 1, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRI

October 30, 2023 SC 13D/A

SUP / Superior Industries International, Inc. / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

SC 13D/A 1 d566346dsc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 10)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 328 Pemberw

October 30, 2023 EX-99.3

328 Pemberwick Road • Greenwich, CT 06831 • (203) 987-3500

Exhibit 3 Exhibit 3 October 30th, 2023 Timothy McQuay Chairman of the Board of Directors Superior Industries International, Inc.

August 31, 2023 EX-99.2

Superior Announces Strategic Action in German Production Facility to Further Enhance Competitiveness

Exhibit 99.2 Press Release Superior Announces Strategic Action in German Production Facility to Further Enhance Competitiveness • Strategic action in German manufacturing facility follows comprehensive assessment as part of Company’s ongoing focus on portfolio optimization • Anticipated improvement in profitability of European operations • Actions expected to enhance Superior’s Adjusted EBITDA1 an

August 31, 2023 8-K

Financial Statements and Exhibits, Material Impairments, Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 31, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 31, 2023 EX-99.1

As Reported

Exhibit 99.1 SUPERIOR INDUSTRIES INTERNATIONAL, INC. PRO FORMA CONDENSED CONSOLIDATED FINANCIAL INFORMATION (Unaudited) On August 31, 2023 (the “Filing Date”), Superior Industries International, Inc.’s (“Superior” or the “Company”) subsidiary, Superior Industry Production Germany GmbH (“SPG”) filed voluntary petitions for preliminary insolvency proceedings in the Neustadt an der Weinstrasse, Germa

August 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES IN

August 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 03, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporat

August 3, 2023 EX-99.1

Superior Reports Second Quarter 2023 Financial Results Solid Growth in Value-Added Sales and Adjusted EBITDA Continued Focus on Commercial and Operational Discipline

Exhibit 99.1 News Release Superior Reports Second Quarter 2023 Financial Results Solid Growth in Value-Added Sales and Adjusted EBITDA Continued Focus on Commercial and Operational Discipline Second Quarter 2023 Financial Highlights: • Net Sales decreased 14% YoY to $373M • Value-Added Sales Adjusted for FX1 increased 7% YoY to $198M • Net loss of $0.1M; YoY decrease of $11M • Adjusted EBITDA1 of

May 18, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 17, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-06615 95-2594729 (State or Other Jurisdiction of Incorporation

May 18, 2023 S-8

As filed with the Securities and Exchange Commission on May 18, 2023.

As filed with the Securities and Exchange Commission on May 18, 2023. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as specified in its charter) Delaware 95-2594729 (State or other jurisdiction of incorporation or organiz

May 18, 2023 EX-FILING FEES

Filing fee table.

U.S. Securities and Exchange Commission You’ve Exceeded the SEC’s Traffic Limit Your request rate has exceeded the SEC’s maximum allowable requests per second. Your access to SEC.gov will be limited for 10 minutes. Current guidelines limit each user to a total of no more than 10 requests per second, regardless of the number of machines used to submit requests. To ensure that SEC.gov remains

May 18, 2023 EX-10.1

Superior Industries International, Inc. 2018 Equity Incentive Plan, as amended and restated

Exhibit 10.1 Superior Industries International, Inc. 2018 Equity Incentive Plan (Amended and Restated as of May 17, 2023) ARTICLE 1 BACKGROUND AND PURPOSE 1.1 Background. The Plan permits the grant of Nonqualified Stock Options, Incentive Stock Options, Stock Appreciation Rights (SARs), Restricted Stock, Restricted Stock Units, Performance Awards and Other Stock- Based Awards. 1.2 Purpose of the P

May 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-06615 SUPERIOR INDUSTRIES I

May 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 04, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation) (

May 4, 2023 EX-99

Superior Reports First Quarter 2023 Financial Results Delivered Value-Added Sales and Content per Wheel growth Ongoing focus on commercial discipline and efficiencies to support free cash flow

Exhibit 99.1 News Release Superior Reports First Quarter 2023 Financial Results Delivered Value-Added Sales and Content per Wheel growth Ongoing focus on commercial discipline and efficiencies to support free cash flow First Quarter 2023 Financial Highlights: • Net Sales decreased 5% YoY to $381M • Value-Added Sales Adjusted for FX1 increased 9% YoY to $207M • Net loss of $4M; YoY decrease of $14M

April 21, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

March 30, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 30, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 2, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 2, 2023 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorporation

March 2, 2023 10-K

, UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents , UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 2, 2023 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2022 Name of Subsidiaries Jurisdiction of Incorporation SIIP Holdings, LLC Delaware, U.

March 2, 2023 EX-99.1

Superior Reports Fourth Quarter and Full Year 2022 Financial Results Executing on strategic priorities to deliver profitable Growth over Market

EX-99.1 Exhibit 99.1 News Release Superior Reports Fourth Quarter and Full Year 2022 Financial Results Executing on strategic priorities to deliver profitable Growth over Market Fourth Quarter 2022 Financial Highlights: • Net Sales increased 9% YoY to $402M • Value-Added Sales Adjusted for FX1 increased 22% YoY to $231M • Net income of $17M; YoY improvement of $20M • Adjusted EBITDA1 increased 54%

December 19, 2022 EX-10.1

Credit Agreement, dated December 15, 2022, among Superior Industries International, Inc., Oaktree Fund Administration, LLC, in its capacity as administrative agent, JPMorgan Chase Bank, N.A., in its capacity as collateral agent, and the other lenders party thereto.

EX-10.1 Exhibit 10.1 Execution Version $400,000,000 CREDIT AGREEMENT Dated as of December 15, 2022 among SUPERIOR INDUSTRIES INTERNATIONAL, INC., as the Borrower, OAKTREE FUND ADMINISTRATION, LLC, as Administrative Agent, JPMORGAN CHASE BANK, N.A., as Collateral Agent, and THE OTHER LENDERS PARTY HERETO Table of Contents Page Article I Definitions and Accounting Terms SECTION 1.01 Defined Terms 1

December 19, 2022 EX-10.2

Revolving Credit Agreement, dated December 15, 2022, among Superior Industries International, Inc., JPMorgan Chase Bank, N.A., in its capacity as administrative agent, collateral agent and issuing bank, and the other lenders and issuing banks party thereto.

EX-10.2 Exhibit 10.2 Execution Version $60,000,000 REVOLVING CREDIT AGREEMENT Dated as of December 15, 2022 among SUPERIOR INDUSTRIES INTERNATIONAL, INC., as the Initial USD Borrower, THE OTHER BORROWERS PARTY HERETO JPMORGAN CHASE BANK, N.A., as Administrative Agent, Collateral Agent and Issuing Bank, and THE OTHER LENDERS AND ISSUING BANKS PARTY HERETO JPMORGAN CHASE BANK, N.A., and DEUTSCHE BAN

December 19, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 15, 2022 SUPERIOR INDUST

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 15, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-6615 95-2594729 (State or Other Jurisdiction of Incorpora

November 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES

November 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) November 3, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

November 3, 2022 EX-99.1

Superior Reports Third Quarter 2022 Financial Results Strong operational execution continues to support financial performance

Exhibit 99.1 News Release Superior Reports Third Quarter 2022 Financial Results Strong operational execution continues to support financial performance Third Quarter 2022 Financial Highlights: ? Net Sales increased 31% YoY to $406M ? Value-Added Sales Adjusted for FX1 increased 19% YoY to $192M ? Net loss of $0.4M; YoY improvement of $7M ? Adjusted EBITDA1 increased 21% YoY to $36M; margin2 expand

September 28, 2022 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 9)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTER

August 4, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) August 4, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

August 4, 2022 EX-99.1

Superior Reports Second Quarter 2022 Financial Results Strong Execution Continues to Drive Financial Performance Demand for Premium Content Remains Robust

Exhibit 99.1 News Release Superior Reports Second Quarter 2022 Financial Results Strong Execution Continues to Drive Financial Performance Demand for Premium Content Remains Robust Second Quarter 2022 Financial Highlights1: ? Net Sales increased 24% YoY to $432M ? Value-Added Sales Adjusted for FX1 increased 1% YoY to $197M ? Net Income of $11M; Diluted Earnings per Share of $0.07 ? Adjusted EBITD

May 4, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) May 4, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation) (Co

May 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTE

May 4, 2022 EX-99.1

Superior Reports First Quarter 2022 Financial Results Achieved strong Adjusted EBITDA1 and Operating Cash Flow Differentiated portfolio supporting Growth over Market2

Exhibit 99.1 News Release Superior Reports First Quarter 2022 Financial Results Achieved strong Adjusted EBITDA1 and Operating Cash Flow Differentiated portfolio supporting Growth over Market2 First Quarter 2022 Financial Highlights: ? Net Sales increased 12% to $401M; Value-Added Sales1 decreased 9% YoY to $189M ? Portfolio delivered Growth over Market of 5%2; 5% Content per Wheel1 growth ? Net I

May 4, 2022 EX-10.1

Superior Industries International, Inc. Executive Severance Plan dated April 28, 2022

Exhibit 10.1 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN As approved by the Board of Directors on April 28, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE SEVERANCE PLAN ARTICLE 1 PURPOSE AND TERM 1.1Purpose. Superior Industries International, Inc. (the ?Company?) established this Superior Industries International, Inc. Executive Severance Plan (the ?Plan?) to provide

May 2, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 28, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

March 17, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 17, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14

March 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 3, 2022 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

March 3, 2022 EX-99.1

Superior Reports Fourth Quarter and Full Year 2021 Financial Results Achieved Third Consecutive Year of Growth over Market

Exhibit 99.1 News Release Superior Reports Fourth Quarter and Full Year 2021 Financial Results Achieved Third Consecutive Year of Growth over Market Full Year 2021 Financial Highlights: ? 2021 Net Sales of $1,385M; Value-Added Sales1 increased 16% YoY to $754M ? Portfolio delivered Growth over Market of 17%2; 9% Content per Wheel1 growth ? 2021 Net Income of $4M; $247M increase YoY ? Adjusted EBIT

March 3, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 Commission file number: 1-6615 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 95-2594729 (State or Other Jurisdiction of Incorpora

March 3, 2022 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2021 Name of Subsidiaries Jurisdiction of Incorporation ATS Leichtmetallr?der GmbH Germany SIIP Holdings, LLC Delaware, U.

February 7, 2022 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 8)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich,

January 25, 2022 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 7)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

January 18, 2022 SC 13D/A

SUP / Superior Industries International Inc / TPG GP A, LLC - AMENDED SC13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Titles of Class of Securities) 868168105 (CUSIP Number) Bradford Berenson TPG Inc. 301 Commerce Street, Suite 3300 Fort Worth, TX 76102 (817) 871-4000 (Name

December 28, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 6)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

November 24, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 5)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

November 3, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES

November 3, 2021 EX-99.1

Superior Reports Third Quarter 2021 Financial Results Delivered Continued Growth over Market, Narrowing Adjusted EBITDA Guidance

Exhibit 99.1 News Release Superior Reports Third Quarter 2021 Financial Results Delivered Continued Growth over Market, Narrowing Adjusted EBITDA Guidance Third Quarter 2021 Financial Highlights: ? Portfolio delivered Growth over Market of 13%1; 5% Content per Wheel2 growth ? Net sales of $311M; Value-Added Sales Adj. for FX2 decreased 16%1 YoY to $162M ? Net loss of $7M; $18M decrease YoY ? Adjus

November 3, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) November 3, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

October 15, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) October 12, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

October 15, 2021 EX-10.1

Amendment to the Superior Industries, Int. Executive Employment Agreement dated October 12, 2021 by and between Superior Industries, Int. and Majdi B. Abulaban (Incorporated by reference to Exhibit 10.1 to Registrant’s Form 8-K filed October 15, 2021.)

Exhibit 10.1 AMENDMENT TO SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE EMPLOYMENT AGREEMENT This Amendment to the Superior Industries International, Inc. Executive Employment Agreement (the ?Agreement?) dated this 12th day of October, 2021 is by and between Superior Industries International, Inc. (the ?Company?) and Majdi B. Abulaban (the ?Executive?), collectively the ?Parties?. The Parties

October 15, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

September 24, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

September 10, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT 06830

September 3, 2021 SC 13D/A

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich,

August 16, 2021 EX-99.2

CONFIRMING STATEMENT

EX-99.2 3 d183939dex992.htm EX-2 CUSIP No. 868168105 Page 1 of 1 Pages Exhibit 2 CONFIRMING STATEMENT This Statement confirms that the undersigned has authorized and designated Justin C. Jacobs and Eric Yanagi, each acting singly, to execute and file on the undersigned’s behalf all Forms 3, 4 and 5 and Schedule 13D (including any amendments thereto) that the undersigned may be required to file wit

August 16, 2021 EX-99.1

JOINT FILING AGREEMENT

CUSIP No. 868168105 Page 1 of 1 Pages Exhibit 1 JOINT FILING AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree, as of August 16, 2021, that only one statement containing the information required by Schedule 13D, and each amendment thereto, need be filed with respect to the ownership by each of the undersigned of shares of com

August 16, 2021 SC 13D

SUP / Superior Industries International Inc / Mill Road Capital III, L.P. - SC 13D Activist Investment

SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Superior Industries International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 868168105 (CUSIP Number) Mill Road Capital III, L.P. Attn: Thomas E. Lynch 382 Greenwich Avenue Suite One Greenwich, CT

August 4, 2021 EX-99.1

Superior Reports Second Quarter 2021 Financial Results Driving sustainable operating performance despite industry headwinds Differentiated product portfolio supporting Growth over Market

Exhibit 99.1 News Release Superior Reports Second Quarter 2021 Financial Results Driving sustainable operating performance despite industry headwinds Differentiated product portfolio supporting Growth over Market Second Quarter 2021 Financial Highlights: ? Net sales of $347.5M; Value-Added Sales Adj. for FX1 increased 121%2 YoY to $186.3M ? Portfolio delivered 9% Content per Wheel1 growth; Growth

August 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) August 4, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

August 4, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTER

July 26, 2021 S-8

As filed with the Securities and Exchange Commission on July 26, 2021

As filed with the Securities and Exchange Commission on July 26, 2021 Registration No.

June 11, 2021 CORRESP

June 11, 2021

June 11, 2021 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

June 7, 2021 S-3

As filed with the Securities and Exchange Commission on June 7, 2021

Table of Contents As filed with the Securities and Exchange Commission on June 7, 2021 Registration No.

June 7, 2021 EX-4.3

Form of Indenture.

Exhibit 4.3 SUPERIOR INDUSTRIES INTERNATIONAL, INC. INDENTURE Dated as of , 20 Trustee TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE 1 Section 1.1. Definitions 1 Section 1.2. Other Definitions 4 Section 1.3. Incorporation by Reference of Trust Indenture Act 4 Section 1.4. Rules of Construction 5 ARTICLE II THE SECURITIES 5 Section 2.1. Issuable in Series 5 Section 2.2

June 1, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 25, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation) (

June 1, 2021 EX-10.1

2018 Equity Incentive Plan of the Registrant, as amended. (Incorporated by reference to Exhibit 10.1 of the Registration’s Current Report on Form 8-K filed June 1, 2021).*

Exhibit 10.1 SUPERIOR INDUSTRIES INTERNATIONAL, INC. 2018 EQUITY INCENTIVE PLAN, AS AMENDED SECTION 1 BACKGROUND AND PURPOSE 1.1 Background. The Plan permits the grant of Nonqualified Stock Options, Incentive Stock Options, Stock Appreciation Rights (SARs), Restricted Stock, Restricted Stock Units, Performance Awards and Other Stock-Based Awards. 1.2 Purpose of the Plan. The Plan is intended to at

May 21, 2021 EX-99.1

Superior Industries Regains Compliance with NYSE Continued Listing Standards

Exhibit 99.1 News Release Superior Industries Regains Compliance with NYSE Continued Listing Standards SOUTHFIELD, MICHIGAN ? May 21, 2021 ? Superior Industries International, Inc. (?Superior? or the ?Company?) (NYSE:SUP), one of the world?s leading light vehicle aluminum wheel suppliers for OEMs and the European aftermarket, announced today that on May 20, 2021, the Company received notice from t

May 21, 2021 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 20, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation) (

May 14, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

May 5, 2021 EX-10.1

Fifth Amendment to Credit Agreement, dated May 3, 2021, among Superior Industries International, Inc, the subsidiaries of Superior identified therein, CITIBANK, N.A., as Administrative Agent, JPMorgan Chase Bank N.A., as Sub-Agent, and the Lenders and Issuing Banks party thereto.**

Exhibit 10.1 Execution Version FIFTH AMENDMENT TO CREDIT AGREEMENT THIS FIFTH AMENDMENT TO CREDIT AGREEMENT (this ?Agreement?), dated as of May 3, 2021, by and among Superior Industries International, Inc., a Delaware corporation (the ?Borrower?), each other Loan Party party hereto, Citibank, N.A., as administrative agent and collateral agent (in such capacities, the ?Administrative Agent?), JPMor

May 5, 2021 EX-99.1

Superior Reports First Quarter 2021 Financial Results Portfolio accelerating growth above market; Strong execution driving profitability

Exhibit 99.1 News Release Superior Reports First Quarter 2021 Financial Results Portfolio accelerating growth above market; Strong execution driving profitability First Quarter 2021 Financial Highlights: ? Net sales of $358M; Value-Added Sales Adj. for FX1 of $198M, a 17%2 increase YoY ? Portfolio delivered 11% Content per Wheel1 growth; growth over market of 19%2 ? Net income of $13M ? Adjusted E

May 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) May 5, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation) (Co

May 5, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTE

April 15, 2021 DEF 14A

2018 Equity Incentive Plan, As Amended (Incorporated by reference to Appendix B of the Registrant’s Definitive Proxy Statement on Schedule 14A filed on April 15, 2021).

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14

March 5, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 Commission file number: 1-6615 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 95-2594729 (State or Other Jurisdiction of Incorpora

March 5, 2021 EX-99.1

Superior Reports Fourth Quarter and Full Year 2020 Financial Results Portfolio delivered significant growth above market Execution drove margin expansion and solid cash generation

EX-99.1 Exhibit 99.1 News Release Superior Reports Fourth Quarter and Full Year 2020 Financial Results Portfolio delivered significant growth above market Execution drove margin expansion and solid cash generation Fourth Quarter and Full Year 2020 Financial Highlights: • Q4 net sales of $338M; Value-Added Sales1 of $202M, a 12%2 increase YoY • Q4 portfolio delivered 12% Content per Wheel1 growth a

March 5, 2021 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2020 Name of Subsidiaries Jurisdiction of Incorporation ATS Leichtmetallr?der GmbH Germany SIIP Holdings, LLC Delaware, U.

March 5, 2021 EX-10.34

Retention Letter Agreement, dated September 10, 2020, between Superior Industries International, Inc. and Andreas Meyer*,**

Exhibit 10.34 September 10, 2020 Andreas Meyer Dear Andy, We consider your continued service and dedication to Superior Industries International, Inc. (the ?Company? or ?Superior?) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of $300,00

March 5, 2021 EX-10.1

Registrant’s Salary Continuation Plan Amended and Restated as of August 19, 2011 (Incorporated by reference to Exhibit 10.1 to Registrant’s Annual Report on Form 10-K for the year ended December 31, 2020).

Exhibit 10.1 SALARY CONTINUATION PLAN Amended and Restated as of August 19, 2011 This Salary Continuation Plan ("Plan") has been established by SUPERIOR INDUSTRIES INTERNATIONAL, INC., a California Corporation (the "Company"), effective March 28, 2008, and amended and restated effective as of August 19, 2011, based upon the following facts and circumstances: A.The Company wishes to promote in its

March 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 5, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

February 18, 2021 EX-99.1

Superior Industries Announces the Retirement of James S. McElya from the Board of Directors

Exhibit 99.1 News Release Superior Industries Announces the Retirement of James S. McElya from the Board of Directors SOUTHFIELD, MICHIGAN ? February 18, 2021 ? Superior Industries International, Inc. (NYSE:SUP), one of the world?s leading aluminum wheel suppliers for OEMs and the European aftermarket, today announced the retirement of James S. McElya from Superior?s Board of Directors. Mr. McElya

February 18, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) February 11, 2021 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporatio

February 16, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 14 )* Superior Industries International Inc (Name of Issuer) Common Stock (Title of Class of Securities) 868168105 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursua

December 18, 2020 EX-99.1

Superior Industries Announces the Appointment of Michael Dorah as Senior Vice President, President North America

EX-99.1 Exhibit 99.1 Superior Industries Announces the Appointment of Michael Dorah as Senior Vice President, President North America SOUTHFIELD, MICHIGAN – December 18, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers for OEMs and the European aftermarket, today announced the appointment of Michael Dorah as Senior Vice President, Presi

December 18, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) December 18, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorpor

December 18, 2020 EX-10.1

Offer Letter of Employment, dated December 15, 2020 between Superior Industries International, Inc. and Michael Dorah (Incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K filed December 18, 2020).*

EX-10.1 Exhibit 10.1 December 15, 2020 Mr. Michael Dorah 101 Curry Ave #502 Royal Oak, MI 48067 Dear Michael, I am pleased to extend the following offer of employment to you as Senior Vice President and North America President for Superior Industries International, Inc (the “Company” or “Superior”). In this position, you will be based out of our corporate headquarters in Southfield, Michigan, and

November 2, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES

November 2, 2020 EX-99.1

Superior Reports Third Quarter 2020 Results Solid execution in an improving industry production environment

EX-99.1 Exhibit 99.1 News Release Superior Reports Third Quarter 2020 Results Solid execution in an improving industry production environment Third Quarter 2020 Financial Highlights: • Cost and cash actions deliver significant margin expansion and cash flow • Unit shipments of 4.4M; net sales of $317M • Value-Added Sales(1) of $192M, content per wheel growth of 7%(2) • Net income of $11M, includes

November 2, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) November 2, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorpora

September 9, 2020 EX-99.1

Superior Industries Announces NYSE Acceptance of Continued Listing Compliance Plan

EX-99.1 Exhibit 99.1 News Release Superior Industries Announces NYSE Acceptance of Continued Listing Compliance Plan SOUTHFIELD, MICHIGAN – September 8, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading light vehicle aluminum wheel suppliers for OEMs and the European aftermarket, today announced that the New York Stock Exchange (“NYSE”) accepted the Company’s pl

September 9, 2020 8-K

Financial Statements and Exhibits, Other Events - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) September 8, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorpor

August 27, 2020 EX-10.2

Retention Letter Agreement, dated August 25, 2020, between Superior Industries International, Inc. and Majdi B. Abulaban (Incorporated by reference to Exhibit 10.2 to the Registrant’s Current Report on Form 8-K filed August 27, 2020).*, ****

EX-10.2 Exhibit 10.2 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE REGISTRANT IF PUBLICLY DISCLOSED. [***] INDICATES THAT INFORMATION HAS BEEN REDACTED. August 25, 2020 Majdi Abulaban 477 W. Frank St. Birmingham, MI 48009 Dear Majdi, We consider your continued service and dedication to Superior Indus

August 27, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) August 25, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporat

August 27, 2020 EX-10.1

Offer Letter of Employment, dated August 17, 2020 between Superior Industries International, Inc. and Timothy Trenary (Incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K filed August 27, 2020).*

EX-10.1 August 17, 2020 Exhibit 10.1 Mr. Timothy Trenary 1220 Sandringham Way Bloomfield Hills, MI 48301 Dear Tim, I am pleased to extend the following offer of employment to you as Executive Vice President and Chief Financial Officer for Superior Industries International, Inc (the “Company”). In this position, you will be based out of our corporate headquarters in Southfield, Michigan, and will r

August 27, 2020 EX-99.1

Superior Industries Announces the Appointment of C. Timothy Trenary as Executive Vice President and Chief Financial Officer

EX-99.1 Exhibit 99.1 News Release Superior Industries Announces the Appointment of C. Timothy Trenary as Executive Vice President and Chief Financial Officer SOUTHFIELD, MICHIGAN – August 27, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading light vehicle aluminum wheel suppliers for OEMs and the European aftermarket, today announced the appointment of C. Timoth

August 27, 2020 EX-10.3

Retention Letter Agreement, dated August 25, 2020, between Superior Industries International, Inc. and Kevin Burke (Incorporated by reference to Exhibit 10.3 to the Registrant’s Current Report on Form 8-K filed August 27, 2020).*

EX-10.3 Exhibit 10.3 August 25, 2020 Mr. Kevin Burke Dear Kevin, We consider your continued service and dedication to Superior Industries International, Inc. (the “Company” or “Superior”) essential to our business. To retain you as a key leader of the Company, we are pleased to offer you this Retention Bonus Agreement. Retention Awards You will be eligible for a restricted cash retention bonus of

August 5, 2020 EX-10.5

Superior Industries International, Inc. Executive Change in Control Severance Plan, as Amended and Restated as of March 30, 2012 (Incorporated by reference to Exhibit 10.5 to Registrant’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2020).*

Exhibit 10.5 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE CHANGE IN CONTROL SEVERANCE PLAN (As approved by the Compensation and Benefits Committee of the Board of Directors on March 18, 2011 and amended and restated as of March 30, 2012) LEGAL02/33138772v2 SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE CHANGE IN CONTROL SEVERANCE PLAN ARTICLE 1 PURPOSE AND TERM 1.1Purpose. Superior Industr

August 5, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) August 5, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporati

August 5, 2020 EX-10.1

Amendment Agreement, dated April 6, 2020, to Executive Employment Agreement, dated March 28, 2019, between Superior Industries International, Inc. and Majdi B. Abulaban, including forms of award agreements to be granted under the Inducement Plan (Incorporated by reference to Exhibit 10.1 to the Registrant's Quarterly Report on Form 10-Q for the quarter ended March 31, 2020).*

Exhibit 10.1 AMENDMENT TO SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE EMPLOYMENT AGREEMENT This Amendment to Superior Industries International, Inc. Executive Employment Agreement (“Agreement”) dated this 6th day of April, 2020 by and between Superior Industries International, Inc. (the “Company”) and Majdi B. Abulaban (“Executive”), collectively the “Parties.” The Parties entered into the A

August 5, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTER

August 5, 2020 EX-99.1

Superior Reports Second Quarter 2020 Results Executing on Strategic Priorities as Production Resumes

EX-99.1 Exhibit 99.1 News Release Superior Reports Second Quarter 2020 Results Executing on Strategic Priorities as Production Resumes Second Quarter 2020 Financial Highlights: • Safe and efficient restart of production activities across the manufacturing footprint • Unit shipments of 2.1M; net sales of $145M • Value-Added Sales(1) of $84M, growth over market of 11%(2), per wheel growth of 4%(2) •

July 9, 2020 EX-99.1

Superior Announces Departure of Chief Financial Officer Superior Ended Second Quarter with Liquidity and Net Debt Ahead of Previous Outlook

EX-99.1 Exhibit 99.1 News Release Superior Announces Departure of Chief Financial Officer Superior Ended Second Quarter with Liquidity and Net Debt Ahead of Previous Outlook SOUTHFIELD, MICHIGAN – July 9, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers for OEMs and the European aftermarket, today announced that Matti Masanovich has res

July 9, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 6, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporatio

June 24, 2020 EX-99.1

Superior Announces Successful Execution of Cost Measures, Efficient Restart of Operations, and Strong Liquidity – Well-Positioned for Second Half of 2020

EX-99.1 Exhibit 99.1 News Release Superior Announces Successful Execution of Cost Measures, Efficient Restart of Operations, and Strong Liquidity – Well-Positioned for Second Half of 2020 • Executed temporary and permanent cost reductions benefiting 2020 by ~$40M • Successful shutdown and restart of all eight manufacturing facilities • Production schedules indicate strong demand for June and the c

June 24, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 22, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporati

June 9, 2020 EX-99.1

Superior Industries Addresses NYSE Continued Listing Standards

EX-99.1 Exhibit 99.1 News Release Superior Industries Addresses NYSE Continued Listing Standards SOUTHFIELD, MICHIGAN – June 9, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers for OEMs and the European aftermarket, announced today that on June 5, 2020, it received notice (the “Notice”) from the New York Stock Exchange (“NYSE”) that it

June 9, 2020 8-K

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) June 5, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

June 1, 2020 DEF 14A

- DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 18, 2020 8-K

Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) May 15, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

May 8, 2020 EX-10.1

Amendment Agreement, dated April 6, 2020, to Executive Employment Agreement, dated March 28, 2019, between Superior Industries International, Inc. and Majdi B. Abulaban, including forms of award agreements to be granted under the Inducement Plan.*

Exhibit 10.1 AMENDMENT TO SUPERIOR INDUSTRIES INTERNATIONAL, INC. EXECUTIVE EMPLOYMENT AGREEMENT This Amendment to Superior Industries International, Inc. Executive Employment Agreement (“Agreement”) dated this 6th day of April, 2020 by and between Superior Industries International, Inc. (the “Company”) and Majdi B. Abulaban (“Executive”), collectively the “Parties.” The Parties entered into the A

May 8, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) May 8, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation)

May 8, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-6615 SUPERIOR INDUSTRIES INTE

May 8, 2020 EX-99.1

Superior Reports First Quarter 2020 Results Executing in a Challenging Environment

EX-99.1 Exhibit 99.1 News Release Superior Reports First Quarter 2020 Results Executing in a Challenging Environment First Quarter 2020 Financial Highlights: • Unit shipments of 4.3M; net sales of $301M • Value-Added Sales(1) of $170M, growth over market of 5%(2), per wheel growth of 5%(2) • Net loss of $190M, includes goodwill and intangible asset impairments of $194M(3) • Adjusted EBITDA(1) of $

May 7, 2020 EX-99.1

Superior Announces Plans to Appoint Raynard D. Benvenuti to its Board of Directors D.C. Capital Partners, L.P. Withdraws Director Nomination

EX-99.1 Exhibit 99.1 News Release Superior Announces Plans to Appoint Raynard D. Benvenuti to its Board of Directors D.C. Capital Partners, L.P. Withdraws Director Nomination SOUTHFIELD, MICHIGAN – May 6, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, announced today the Company will appoint Raynard D. Benvenuti to its Board of Direc

May 7, 2020 EX-10.1

Nomination Withdrawal Agreement, dated May 5, 2020, by and between Superior Industries International, Inc. and D.C. Capital Partners, L.P. (Incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K filed May 7, 2020).

EX-10.1 Exhibit 10.1 D.C. CAPITAL PARTNERS, L.P. C/O D.C. CAPITAL ADVISORS, LIMITED 800 THIRD AVENUE, 39TH FLOOR NEW YORK, NY 10022 May 5, 2020 BY ELECTRONIC MAIL Superior Industries International, Inc. 26600 Telegraph Road, Suite 400 Southfield, Michigan 48033 Attn: Joanne M. Finnorn Senior Vice President, General Counsel and Corporate Secretary Re: Notice of Withdrawal of Nomination of a Certain

May 7, 2020 EX-10.1

Nomination Withdrawal Agreement entered into on May 5, 2020 by and between Superior Industries International, Inc. and D.C. Capital Partners, L.P.

EX-10.1 Exhibit 10.1 D.C. CAPITAL PARTNERS, L.P. C/O D.C. CAPITAL ADVISORS, LIMITED 800 THIRD AVENUE, 39TH FLOOR NEW YORK, NY 10022 May 5, 2020 BY ELECTRONIC MAIL Superior Industries International, Inc. 26600 Telegraph Road, Suite 400 Southfield, Michigan 48033 Attn: Joanne M. Finnorn Senior Vice President, General Counsel and Corporate Secretary Re: Notice of Withdrawal of Nomination of a Certain

May 7, 2020 EX-99.1

Superior Industries International, Inc. Press Release issued on May 6, 2020.

EX-99.1 Exhibit 99.1 News Release Superior Announces Plans to Appoint Raynard D. Benvenuti to its Board of Directors D.C. Capital Partners, L.P. Withdraws Director Nomination SOUTHFIELD, MICHIGAN – May 6, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, announced today the Company will appoint Raynard D. Benvenuti to its Board of Direc

May 7, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

May 7, 2020 DEFA14A

- 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporation

May 6, 2020 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

May 6, 2020 SC 13D/A

SUP / Superior Industries International, Inc. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 45) Superior Industries International, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 868168105 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person

April 29, 2020 10-K/A

Annual Report - 10-K/A

10-K/A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 10, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 6, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporati

April 3, 2020 EX-99.1

Superior Announces Additional Actions to Navigate Uncertainty Created by COVID-19

EX-99.1 Exhibit 99.1 News Release Superior Announces Additional Actions to Navigate Uncertainty Created by COVID-19 SOUTHFIELD, MICHIGAN – April 2, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, today announced actions aimed at further preserving financial flexibility to manage through a possible prolonged lower production environmen

April 3, 2020 8-K

Financial Statements and Exhibits, Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 2, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporati

March 25, 2020 8-K

Financial Statements and Exhibits, Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 23, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorporat

March 25, 2020 EX-99.1

Superior Affirms Strong Liquidity Position and Provides Update Regarding COVID-19

EX-99.1 Exhibit 99.1 News Release Superior Affirms Strong Liquidity Position and Provides Update Regarding COVID-19 SOUTHFIELD, MICHIGAN – March 23, 2020 – Superior Industries International, Inc. (NYSE:SUP), one of the world’s leading aluminum wheel suppliers, today provided a business update regarding COVID-19, and its impact on the automotive industry and Superior’s operations. The impact from t

March 17, 2020 PRRN14A

SUP / Superior Industries International, Inc. PRRN14A - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14a Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 2) Filed by the Registrant ¨ Filed by a Party other than the Registrant ý Check the appropriate box: ý Preliminary Proxy Statement ¨ Confid

March 5, 2020 PRRN14A

SUP / Superior Industries International, Inc. PRRN14A - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14a Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant ¨ Filed by a Party other than the Registrant ý Check the appropriate box: ý Preliminary Proxy Statement ¨ Confid

February 28, 2020 EX-4.3

Description of the Registrant’s Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Incorporated by reference to Exhibit 4.3 to Registrant’s Annual Report on Form 10-K for the year ended December 31, 2019).

Exhibit 4.3 Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 As of December 31, 2019, Superior Industries International, Inc., a Delaware corporation (“Superior”), had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, par value $0.01 per share (“common stock”). The following contai

February 28, 2020 10-K

SUP / Superior Industries International, Inc. 10-K - Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 Commission file number: 1-6615 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 95-2594729 (State or Other Jurisdiction of Incorpora

February 28, 2020 EX-10.31

Retention Award Letter, dated August 8, 2019, between Joanne Finnorn and Superior Industries International, Inc. (Incorporated by reference to Exhibit 10.31 to Registrant’s Annual Report on Form 10-K for the year ended December 31, 2019).*

Exhibit 10.31 August 8, 2019 Joanne Finnorn 4411 Barchester Drive Bloomfield Hills, MI 48302 Dear Joanne, As a key leader of Superior Industries International, Inc. (the Company), Superior would like to offer you this Retention Bonus Agreement. Duration The term of this Agreement will begin on August 8, 2019 and end on August 8, 2021, unless terminated before that time. Retention Awards You will b

February 28, 2020 EX-10.34

Offer Letter of Employment, dated September 17, 2019, between Superior Industries International, Inc. and Kevin Burke (Incorporated by reference to Exhibit 10.34 to Registrant’s Annual Report on Form 10-K for the year ended December 31, 2019).*

Exhibit 10.34 September 17, 2019 Mr. Kevin Burke 3590 Roland Drive Bloomfield Hills, Michigan 48301 Dear Kevin, I am pleased to extend the following offer of employment to you as Senior Vice President and Chief Human Resources Officer for Superior Industries International, Inc (the “Company”). In this position, you will be based out of our corporate headquarters in Southfield, Michigan, and will r

February 28, 2020 EX-21

List of Subsidiaries of the Company.**

EXHIBIT 21 LIST OF SUBSIDIARIES AS OF DECEMBER 31, 2019 Name of Subsidiaries Jurisdiction of Incorporation ATS Leichtmetallräder GmbH Germany SIIP Holdings, LLC Delaware, U.

February 28, 2020 EX-99.1

Superior Reports Fourth Quarter and Full Year 2019 Financial Results Strong fourth quarter results and record full year cash flow from operations

EX-99.1 Exhibit 99.1 News Release Superior Reports Fourth Quarter and Full Year 2019 Financial Results Strong fourth quarter results and record full year cash flow from operations Full Year 2019 Financial Highlights: • Unit shipments of 19.2M; net sales of $1.4B • Value-Added Sales(1) of $755M, growth over market of 2%(2), per wheel growth of 6%(2) • Net loss of $97M, includes goodwill and intangi

February 28, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 28, 2020 SUPERIOR INDUSTRIES INTERNATIONAL, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1-6615 95-2594729 (State or Other Jurisdiction of Incorpo

February 19, 2020 PREC14A

SUP / Superior Industries International, Inc. PREC14A - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14a Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ¨ Filed by a Party other than the Registrant ý Check the appropriate box: ý Preliminary Proxy Statement ¨ Confide

February 12, 2020 SC 13G/A

SUP / Superior Industries International, Inc. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 13)* SUPERIOR INDUSTRIES INTL (Name of Issuer) Common Stock (Title of Class of Securities) 868168105 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which th

February 4, 2020 DFAN14A

SUP / Superior Industries International, Inc. DFAN14A - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant ☒ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

January 23, 2020 SC 13D/A

SUP / Superior Industries International, Inc. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 44) Superior Industries International, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 868168105 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person

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