TGI / Triumph Group, Inc. - SEC Filings, Annual Report, Proxy Statement

Triumph Group, Inc.
US ˙ NYSE ˙ US8968181011
THIS SYMBOL IS NO LONGER ACTIVE

Basic Stats
LEI 5493007L6S47Q14SL582
CIK 1021162
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 Triumph Group, Inc.
SEC Filings (Chronological Order)
This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.
August 4, 2025 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-12235 Triumph Group, Inc. (Exact name of registrant as specified in its

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 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 hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on August 05, 2025, pursuant to the provisions of Rule 12d2-2 (a).

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 POSASR

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 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 hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on August 05, 2025, pursuant to the provisions of Rule 12d2-2 (a).

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 25, 2025 S-8 POS

As filed with the Securities and Exchange Commission on July 24, 2025

As filed with the Securities and Exchange Commission on July 24, 2025 Registration No.

July 24, 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 24, 2025 TRIUMPH GROUP, INC.

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 24, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-12235 (Commission File Number) 51-03

July 24, 2025 EX-99.1

Warburg Pincus and Berkshire Partners Complete Acquisition of TRIUMPH Privately-held company will continue as an independent leading provider of mission-critical aerospace systems and components

Exhibit 99.1 NEWS RELEASE Warburg Pincus and Berkshire Partners Complete Acquisition of TRIUMPH Privately-held company will continue as an independent leading provider of mission-critical aerospace systems and components RADNOR, Pa., NEW YORK, and BOSTON – July, 24, 2025 – Triumph Group, Inc. ("TRIUMPH" or the "Company") today announced the completion of its previously announced acquisition by gro

July 24, 2025 EX-3.2

Section 1. Registered Office. The registered office of Triumph Group, Inc. (the “Corporation”) in the State of Delaware shall be located at Corporate Trust Center, 1209 Orange Street, City of Wilmington, County of New Castle, Delaware 19801. The name

Exhibit 3.2 AMENDED AND RESTATED BYLAWS OF TRIUMPH GROUP, INC. A Delaware Corporation (Adopted as of July 24, 2025) Article I OFFICES Section 1. Registered Office. The registered office of Triumph Group, Inc. (the “Corporation”) in the State of Delaware shall be located at Corporate Trust Center, 1209 Orange Street, City of Wilmington, County of New Castle, Delaware 19801. The name of the Corporat

July 24, 2025 EX-3.1

FOURTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION Triumph GROUP, inc. ARTICLE ONE

Exhibit 3.1 FOURTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF Triumph GROUP, inc. ARTICLE ONE The name of this corporation is Triumph Group, Inc. (the “Corporation”). ARTICLE TWO The address of the Corporation’s registered office in the State of Delaware is c/o The Corporation Trust Company, Corporate Trust Center, 1209 Orange Street, City of Wilmington, County of New Castle, Delaware 19

July 23, 2025 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (

July 7, 2025 EX-4.3

Third Amended and Restated Performance Guaranty, dated as of June 30, 2025, by Triumph Group, Inc. in favor of MUFG Bank, Ltd., as administrator.

Exhibit 4.3 EXECUTION VERSION THIRD AMENDED AND RESTATED PERFORMANCE GUARANTY This THIRD AMENDED AND RESTATED PERFORMANCE GUARANTY (as amended, restated, supplemented or otherwise modified from time to time, this “Performance Guaranty”), dated as of June 30, 2025, is made by TRIUMPH GROUP, INC. (“Triumph”), a corporation organized under the laws of the State of Delaware, as performance guarantor (

July 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

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 30, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File Nu

July 7, 2025 EX-4.2

Second Amended and Restated Purchase and Sale Agreement, dated as of June 30, 2025, among various entities listed therein, as the originators, Triumph Group, Inc., individually and as servicer and Triumph Receivables, LLC.

Exhibit 4.2 EXECUTION VERSION SECOND AMENDED AND RESTATED PURCHASE AND SALE AGREEMENT Dated as of June 30, 2025 among VARIOUS ENTITIES LISTED ON SCHEDULE I, as the Originators, TRIUMPH GROUP, INC., individually and as Servicer, and TRIUMPH RECEIVABLES, LLC TABLE OF CONTENTS Article I AGREEMENT TO PURCHASE AND SELL 2 Section 1.1 Agreement To Purchase and Sell 2 Section 1.2 Timing of Purchases. 3 Se

July 7, 2025 EX-4.1

Second Amended and Restated Receivables Purchase Agreement, dated as of June 30, 2025, among Triumph Receivables, LLC, as seller, Triumph Group, Inc., as servicer, the various purchasers, LC participants and purchaser agents from time to time party thereto, MUFG Bank, Ltd., as administrator and as LC bank.

Exhibit 4.1 EXECUTION VERSION SECOND AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT dated as of June 30, 2025 among TRIUMPH RECEIVABLES, LLC, as Seller TRIUMPH GROUP, INC., as Servicer THE VARIOUS PURCHASERS, LC PARTICIPANTS AND PURCHASER AGENTS FROM TIME TO TIME PARTY HERETO, and MUFG BANK, LTD., as Administrator and as LC Bank 782009308 25792734 TABLE OF CONTENTS Page ARTICLE I AMOUNTS AND

May 29, 2025 EX-1.01

Triumph Group, Inc. Conflict Minerals Report for the year ended December 31, 2024, as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Triumph Group, Inc. Conflict Minerals Report For the Year Ended December 31, 2024 1. Company and Product Overview This report has been prepared by management of Triumph Group, Inc. (herein referred to as "Triumph," the "Company," "we," "us," or "our") pursuant to Rule 13p-1 (the "Rule") promulgated under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Triumph is

May 29, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of the registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of the registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 555 E Lancaster Avenue, Suite 400 19087 Radnor, Pennsylvania

May 28, 2025 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC. Delaware TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC Delaware

May 28, 2025 EX-99.1

TRIUMPH REPORTS STRONG FOURTH QUARTER FISCAL 2025 RESULTS

Exhibit 99.1 NEWS RELEASE Contact: Kyle Beeson Director, Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisitions and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS STRONG FOURTH QUARTER FISCAL 2025 RESULTS RADNOR, Pa. – May 28, 2025 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the “C

May 28, 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): May 28, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File Num

May 28, 2025 EX-10.39

Retention Agreement between Triumph Group, Inc. and Thomas Quigley dated as of November 25, 2024*

Exhibit 10.39 CONFIDENTIAL Triumph Group, Inc. 555 E. Lancaster Avenue Suite 400 Radnor, PA 19087 November 25, 2024 Thomas Quigley 152 Applegate Drive West Chester, PA 19382 Dear Tom: In recognition of your contributions and dedication to the continued success of Triumph Group, Inc. and its affiliates (collectively, the “Company”) during a period in which it is critical for the Company to meet its

May 28, 2025 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 (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (Ex

May 28, 2025 EX-97.1

Clawback Policy.*

Exhibit 97.1 TRIUMPH GROUP, INC. SUPPLEMENTAL EXECUTIVE OFFICER CLAWBACK POLICY The Compensation Committee (the “Committee”) of the Board of Directors (the “Board”) of Triumph Group, Inc. (the “Company”) believes that it is appropriate for the Company to adopt this Supplemental Executive Officer Clawback Policy (the “Policy”) to be applied to the Executive Officers of the Company and adopts this P

May 28, 2025 EX-21.1

Subsidiaries of Triumph Group, Inc.

Exhibit 21.1 Subsidiaries of Triumph Group, Inc. HT Parts, L.L.C. Nu-Tech Brands, Inc. Placas Termodinamicas, S. de R.L. de C.V. SBP Holdings Limited The Mexmil Holding Company, LLC The Triumph Group Operations, Inc. Triumph Actuation Systems - Connecticut, LLC Triumph Actuation Systems - Isle of Man, Ltd. Triumph Actuation Systems - UK, Ltd. Triumph Actuation Systems - Valencia, Inc. Triumph Actu

May 28, 2025 EX-10.38

Retention Agreement between Triumph Group, Inc. and Jennifer Allen dated as of November 25, 2024*

Exhibit 10.38 CONFIDENTIAL Triumph Group, Inc. 555 E. Lancaster Avenue Suite 400 Radnor, PA 19087 November 25, 2024 Jennifer Allen 424 Gulph Creek Road Wayne, PA 19087 Jenn: In recognition of your contributions and dedication to the continued success of Triumph Group, Inc. and its affiliates (collectively, the “Company”) during a period in which it is critical for the Company to meet its strategic

May 28, 2025 EX-10.40

Retention Agreement between Triumph Group, Inc. and Kai Kasiguran dated as of November 25, 2024*

Exhibit 10.40 CONFIDENTIAL Triumph Group, Inc. 555 E. Lancaster Avenue Suite 400 Radnor, PA 19087 November 25, 2024 Kai Kasiguran 606 Cheswold Court Chesterbrook, PA 19087 Dear Kai: In recognition of your contributions and dedication to the continued success of Triumph Group, Inc. and its affiliates (collectively, the “Company”) during a period in which it is critical for the Company to meet its s

May 28, 2025 EX-19.1

Insider Trading Policy

Exhibit 19.1 TRIUMPH GROUP, INC. December 22, 2022 TO: All Employees, Officers, Directors and Consultants FROM: Jennifer Allen, Chief Administrative Officer, Senior Vice President, General Counsel and Secretary SUBJECT: Insider Trading Policy Background To help prevent inadvertent violations of the federal securities laws and to avoid even the appearance of trading on inside information, Triumph G

May 28, 2025 EX-10.37

Retention Agreement between Triumph Group, Inc. and James F. McCabe dated as of November 25, 2024*

Exhibit 10.37 CONFIDENTIAL Triumph Group, Inc. 555 E. Lancaster Avenue Suite 400 Radnor, PA 19087 November 25, 2024 James McCabe 1363 Worthington Court Ambler, PA 19002 Jim: In recognition of your contributions and dedication to the continued success of Triumph Group, Inc. and its affiliates (collectively, the “Company”) during a period in which it is critical for the Company to meet its strategic

April 17, 2025 8-K

Other Events, 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 17, 2025 (April 16, 2025) TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (

April 7, 2025 8-K

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): April 7, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File Nu

April 7, 2025 425

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 7, 2025 TRIUMPH GROUP, INC.

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 7, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File Nu

March 19, 2025 DEFM14A

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

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 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 13, 2025 8-A12B/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A/A Amendment No. 1 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 TRIUMPH GROUP, INC. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A/A Amendment No. 1 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-12235 (Commission File Number) 51-0347963 (I

March 13, 2025 EX-4.2

AMENDMENT NO. 1 TO TAX BENEFITS PRESERVATION PLAN This Amendment No. 1 to that certain Tax Benefits Preservation Plan (this “Amendment”) is made and entered into as of March 13, 2025, by and between Triumph Group, Inc., a Delaware corporation (the “C

Exhibit 4.2 AMENDMENT NO. 1 TO TAX BENEFITS PRESERVATION PLAN This Amendment No. 1 to that certain Tax Benefits Preservation Plan (this “Amendment”) is made and entered into as of March 13, 2025, by and between Triumph Group, Inc., a Delaware corporation (the “Company”), and Computershare Trust Company, N.A., as rights agent (the “Rights Agent”), and amends that certain Tax Benefits Preservation P

March 13, 2025 EX-4.1

Amendment No. 1, dated as of March 13, 2025, to the Tax Benefits Preservation Plan, dated March 11, 2022, effective as of March 13, 2022, by and between Triumph

Exhibit 4.1 AMENDMENT NO. 1 TO TAX BENEFITS PRESERVATION PLAN This Amendment No. 1 to that certain Tax Benefits Preservation Plan (this “Amendment”) is made and entered into as of March 13, 2025, by and between Triumph Group, Inc., a Delaware corporation (the “Company”), and Computershare Trust Company, N.A., as rights agent (the “Rights Agent”), and amends that certain Tax Benefits Preservation P

March 13, 2025 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, 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): March 13, 2025 (March 13, 2025) TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-12235 (Commission

March 11, 2025 DEFA14A

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): March 11, 2025 (March 10, 2025) TRIUMPH GROUP INC (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Co

March 11, 2025 8-K

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): March 11, 2025 (March 10, 2025) TRIUMPH GROUP INC (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Co

March 6, 2025 PREM14A

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

PREM14A 1 ny20043780x1prem14a.htm PREM14A 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 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 O

March 6, 2025 EX-FILING FEES

CALCULATION OF FILING FEE TABLES Schedule 14A (Form Type) Triumph Group, 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) Triumph Group, Inc.

February 6, 2025 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 December 31, 2024 or ☐ 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: 1-12235 TRIUMPH GROUP, INC.

February 6, 2025 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC. Delaware TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC Delaware

February 6, 2025 EX-99.1

TRIUMPH REPORTS STRONG THIRD QUARTER FISCAL 2025 RESULTS

Exhibit 99.1 NEWS RELEASE Contact: Kyle Beeson Director, Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisitions and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS STRONG THIRD QUARTER FISCAL 2025 RESULTS RADNOR, Pa. – February 6, 2025 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the

February 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): February 6, 2025 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File

February 4, 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

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 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)) ☐ Definitive Pr

February 3, 2025 EX-2.1

Agreement and Plan of Merger, dated as of February 2, 2025, by and among Triumph Group, Inc., Titan BW Acquisition Holdco Inc. and Titan BW Acquisition Merger Sub Inc.+

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER Dated as of February 2, 2025 among TRIUMPH GROUP, INC., TITAN BW ACQUISITION HOLDCO INC. and TITAN BW ACQUISITION MERGER SUB INC. TABLE OF CONTENTS Page ARTICLE I The Merger Section 1.01 The Merger 2 Section 1.02 Closing 2 Section 1.03 Effective Time 2 Section 1.04 Effects 3 Section 1.05 Certificate of Incorporation and Bylaws 3 Section 1.

February 3, 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): February 3, 2025 (February 2, 2025) TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporatio

February 3, 2025 EX-99.1

TRIUMPH to be Acquired by Affiliates of Warburg Pincus and Berkshire Partners in an All-Cash Transaction Valued at Approximately $3 Billion TRIUMPH Shareholders to Receive $26.00 in Cash Per Share

Exhibit 99.1 NEWS RELEASE Contact: Kyle Beeson Director, Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisitions and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH to be Acquired by Affiliates of Warburg Pincus and Berkshire Partners in an All-Cash Transaction Valued at Approximately $3 Billion

February 3, 2025 EX-3.1

The Company's amended and Restated By-Laws, dated February 2, 2025.

Exhibit 3.1 AMENDMENT NO. 1 TO AMENDED AND RESTATED BY-LAWS OF TRIUMPH GROUP, INC. This Amendment No. 1 to Amended and Restated By-Laws of Triumph Group, Inc., a Delaware corporation (the “By-laws”), is made as of this 2nd day of February, 2025. Capitalized terms used but not defined herein shall have the meaning given to such terms in the By-laws. 1. The By-laws are hereby amended to add a new Ar

February 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

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 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)) ☐ Definitive Proxy State

February 3, 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): February 3, 2025 (February 2, 202

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 3, 2025 (February 2, 2025) TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporatio

November 12, 2024 EX-10.1

Employment Agreement between Triumph Group, Inc. and Jennifer Allen, dated May 30, 2023*

EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT (this "Agreement") by and between Triumph Group, Inc.

November 12, 2024 EX-10.4

Employment Agreement between Triumph Group, Inc. and Thomas Quigley dated as of May 30, 2023*

EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT (this "Agreement") by and between Triumph Group, Inc.

November 12, 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 12, 2024 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission Fil

November 12, 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 or ☐ 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: 1-12235 TRIUMPH GROUP, INC

November 12, 2024 EX-99.1

TRIUMPH REPORTS STRONG SECOND QUARTER FISCAL 2025 RESULTS AND RAISES FY25 GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: Kyle Beeson Director, Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisitions and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS STRONG SECOND QUARTER FISCAL 2025 RESULTS AND RAISES FY25 GUIDANCE RADNOR, Pa. – November 12, 2024 – Triumph Group, Inc. (N

November 12, 2024 EX-10.3

Employment Agreement, by and between Triumph Group, Inc. and James F. McCabe dated as of May 30, 2023.*

EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT (this "Agreement") by and between Triumph Group, Inc.

November 12, 2024 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC. Delaware TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC Delaware

November 12, 2024 EX-10.2

Employment Agreement between Triumph Group, Inc. and Kai Kasiguran dated as of May 30, 2023*

EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT (this “Agreement”) by and between Triumph Group, Inc.

October 16, 2024 SC 13G/A

TGI / Triumph Group, Inc. / STATE STREET CORP Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* TRIUMPH GROUP INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 896818101 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

August 14, 2024 EX-3.1

CERTIFICATE OF AMENDMENT AMENDED AND RESTATED CERTIFICATE OF INCORPORATION TRIUMPH GROUP, INC.

Exhibit 3.1 CERTIFICATE OF AMENDMENT OF AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF TRIUMPH GROUP, INC. Triumph Group, Inc. (the “Corporation”), a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware, DOES HEREBY CERTIFY: 1. That the Certificate of Incorporation of the Corporation is hereby amended by deleting Section “FOURTH”, Sub

August 14, 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): August 8, 2024 TRIUMPH GROUP, INC

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 8, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

August 8, 2024 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

EX-22.1 2 tgi-ex221.htm EX-22.1 Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC. Delaware TRIUMPH ACTUATIO

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 or ☐ 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: 1-12235 TRIUMPH GROUP, INC. (Ex

August 7, 2024 EX-99.1

TRIUMPH REPORTS FIRST QUARTER FISCAL 2025 RESULTS

Exhibit 99.1 NEWS RELEASE Contact: Kyle Beeson Director, Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisitions and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS FIRST QUARTER FISCAL 2025 RESULTS RADNOR, Pa. – August 7, 2024 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the “Company

August 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): August 7, 2024 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File N

July 3, 2024 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table From S-3 (Form Type) Triumph Group, Inc.

July 3, 2024 S-3ASR

As filed with the Securities and Exchange Commission on July 3, 2024

Table of Contents As filed with the Securities and Exchange Commission on July 3, 2024 Registration No.

July 3, 2024 EX-25.1

Statement of Eligibility on Form T-1 of trustee under the Indenture.

Exhibit 25 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. Emp

June 24, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

June 24, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

May 31, 2024 EX-21.1

Subsidiaries of Triumph Group, Inc.

Exhibit 21.1 Subsidiaries of Triumph Group, Inc. HT Parts, L.L.C. Nu-Tech Brands, Inc. Placas Termodinamicas, S. de R.L. de C.V. SBP Holdings Limited The Mexmil Holding Company, LLC The Triumph Group Operations, Inc. Triumph Actuation Systems - Connecticut, LLC Triumph Actuation Systems - Isle of Man, Ltd. Triumph Actuation Systems - UK, Ltd. Triumph Actuation Systems - Valencia, Inc. Triumph Actu

May 31, 2024 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 (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (Ex

May 31, 2024 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC. Delaware TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC Delaware

May 31, 2024 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☒ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☐ Form 10-Q ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: March 31, 2024

SEC FILE NUMBER 001-12235 CUSIP NUMBER 896818101 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 31, 2024 EX-97.1

Clawback Policy.*

Exhibit 97.1 TRIUMPH GROUP, INC. SUPPLEMENTAL EXECUTIVE OFFICER CLAWBACK POLICY The Compensation Committee (the “Committee”) of the Board of Directors (the “Board”) of Triumph Group, Inc. (the “Company”) believes that it is appropriate for the Company to adopt this Supplemental Executive Officer Clawback Policy (the “Policy”) to be applied to the Executive Officers of the Company and adopts this P

May 30, 2024 EX-1.01

Triumph Group, Inc. Conflict Minerals Report for the year ended December 31, 2023, as required by Items 1.01 and 1.02 of this Form.

dExhibit 1.01 Triumph Group, Inc. Conflict Minerals Report For the Year Ended December 31, 2023 1. Company and Product Overview This report has been prepared by management of Triumph Group, Inc. (herein referred to as "Triumph," the "Company," "we," "us," or "our") pursuant to Rule 13p-1 (the "Rule") promulgated under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Triumph is

May 30, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 555 E Lancaster Avenue, Suite 400 19087 Radnor, Pennsylvania (Zip Code) (Address

May 23, 2024 EX-99.1

TRIUMPH REPORTS FOURTH QUARTER FISCAL 2024 RESULTS PROVIDES FISCAL YEAR 2025 GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: Thomas A. Quigley, III Vice President, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS FOURTH QUARTER FISCAL 2024 RESULTS PROVIDES FISCAL YEAR 2025 GUIDANCE RADNOR, Pa. – May 23, 2024 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the “Company”) today reported financial results for its fourth

May 23, 2024 EX-99.2

Fourth Quarter FY’24 Earnings Conference Call Daniel J. Crowley, Chairman, President & CEO James F. McCabe, Jr., Senior Vice President & CFO

Fourth Quarter FY’24 Earnings Conference Call Daniel J. Crowley, Chairman, President & CEO James F. McCabe, Jr., Senior Vice President & CFO This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements are often, but not always, identified by words such as “anticipate”, “believe”, “expect”, “plan”, “int

May 23, 2024 8-K

Regulation FD Disclosure, 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 20, 2024 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File Num

May 1, 2024 EX-10.1

Amendment to Cooperation Agreement, dated as of May 1, 2024, between Triumph Group, Inc. and Vision One Management Partners, LP*

Exhibit 10.1 Amendment to Cooperation Agreement This Amendment (this “Amendment”) to the Cooperation Agreement (the “Cooperation Agreement”), dated as of May 30, 2023, by and between Triumph Group, Inc., a Delaware corporation (the “Company”), and Vision One Fund, LP, a Cayman Islands exempted limited partnership, on behalf of the entities listed on Schedule A (Vision One Fund, LP, together with s

May 1, 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): May 1, 2024 TRIUMPH GROUP, INC. (

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 1, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Numb

April 8, 2024 CORRESP

James F. McCabe

James F. McCabe Sr. Vice President and CFO TRIUMPH April 8, 2024 Via EDGAR Mr. Ernest Greene Division of Corporation Finance U.S. Securities and Exchange Commission 100 F Street, NE Washington, DC 20549-3561 Re: Triumph Group Inc. Form 10-K for Fiscal Year Ended March 31, 2023 File No. 001-12235 Dear Mr. Greene: This letter responds to the comments set forth in your letter dated March 25, 2024, to

March 8, 2024 EX-99.1

TRIUMPH UPDATES FINANCIAL GUIDANCE FOR FULL YEAR FISCAL 2024

Exhibit 99.1 NEWS RELEASE Contact: Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH UPDATES FINANCIAL GUIDANCE FOR FULL YEAR FISCAL 2024 RADNOR, Pa. – March 8, 2024 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the “Company”) announced today that it has updated its financial guidance for its full year fiscal

March 8, 2024 8-K

Regulation FD Disclosure, 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): March 8, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

March 7, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, 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): March 1, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

March 7, 2024 EX-99.2

UNAUDITED PRO FORMA CONDENSED CONSOLIDATED FINANCIAL STATEMENTS

Exhibit 99.2 UNAUDITED PRO FORMA CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Overview On March 1, 2024, Triumph Group, Inc. ("Triumph" or the “Company”) completed its previously announced sale of its maintenance, repair, and overhaul operations located in Wellington, Kansas; Grand Prairie, Texas; San Antonio, Texas; Hot Springs, Arkansas; and Chonburi, Thailand (“Product Support” or "TPS") to AAR

March 7, 2024 EX-99.1

TRIUMPH COMPLETES SALE OF PRODUCT SUPPORT BUSINESS TO AAR

Exhibit 99.1 NEWS RELEASE Contact: Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH COMPLETES SALE OF PRODUCT SUPPORT BUSINESS TO AAR RADNOR, Pa. – March 1, 2024 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the “Company”) announced today that it has completed the sale of its Product Support business to AAR

March 4, 2024 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A

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): February 16, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporat

March 4, 2024 EX-99.1

TRIUMPH ANNOUNCES OFFER TO PURCHASE A PORTION OF ITS 9.000% SENIOR SECURED FIRST LIEN NOTES DUE MARCH 14, 2028

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ANNOUNCES OFFER TO PURCHASE A PORTION OF ITS 9.000% SENIOR SECURED FIRST LIEN NOTES DUE MARCH 14, 2028 RADNOR, PA – February 16, 20

February 16, 2024 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): February 16, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fil

February 16, 2024 EX-99.1

TRIUMPH ANNOUNCES OFFER TO PURCHASE A PORTION OF ITS 9.000% SENIOR SECURED FIRST LIEN NOTES DUE MARCH 14, 2028

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ANNOUNCES OFFER TO PURCHASE A PORTION OF ITS 9.000% SENIOR SECURED FIRST LIEN NOTES DUE MARCH 14, 2028 RADNOR, PA – February 16, 20

February 13, 2024 SC 13G/A

TGI / Triumph Group, Inc. / Hill City Capital, LP - SC 13G/A Passive Investment

SC 13G/A 1 d749346dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Triumph Group, Inc. (Name of Issuer) Common Stock (Title of Class of Secur

February 13, 2024 SC 13G/A

TGI / Triumph Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02115-triumphgroupinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 15)* Name of issuer: Triumph Group Inc Title of Class of Securities: Common Stock CUSIP Number: 896818101 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate

February 13, 2024 EX-99.1

AGREEMENT

EX-99.1 CUSIP No. 896818101 13G Page 10 of 10 Pages EXHIBIT 1 AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of Common Stock of Triumph Group, Inc. EXECUTED this 12th day of February, 2024.

February 7, 2024 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): February 6, 2024 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

February 7, 2024 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

February 7, 2024 EX-99.1

TRIUMPH REPORTS THIRD QUARTER FISCAL 2024 RESULTS UPDATING GUIDANCE FOR PRODUCT SUPPORT SALE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS THIRD QUARTER FISCAL 2024 RESULTS UPDATING GUIDANCE FOR PRODUCT SUPPORT SALE RADNOR, Pa. – February 7, 2024 – Triumph Group

February 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): February 07, 2023 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission Fil

February 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 December 31, 2023 or ☐ 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: 1-12235 TRIUMPH GROUP, INC.

December 29, 2023 EX-4.1

Fourth Amendment to Amended and Restated Receivables Purchase Agreement, dated as of December 22, 2023, among Triumph Receivables, LLC, as seller, Triumph Group, Inc., as servicer, the various purchasers, LC participants and purchaser agents from time to time party thereto, and PNC Bank, National Association, as administrator and as LC bank.

Exhibit 4.1 EXECUTION VERSION Triumph FOURTH AMENDMENT TO AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT AND AMENDMENT TO PLEDGE AGREEMENT This FOURTH AMENDMENT TO AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT AND AMENDMENT TO PLEDGE AGREEMENT (this “Amendment”), dated as of December 22, 2023, is among TRIUMPH RECEIVABLES, LLC, a Delaware limited liability company, as seller (the “Selle

December 29, 2023 8-K

Entry into a Material Definitive Agreement, 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): December 22, 2023 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission Fil

December 29, 2023 EX-4.2

Second Amendment to Amended and Restated Purchase and Sale Agreement, dated as of December 22, 2023, among the various entities listed therein, as the originators, Triumph Group, Inc., individually and as servicer, and Triumph Receivables, LLC.

Exhibit 4.2 EXECUTION VERSION [Triumph] SECOND AMENDMENT TO AMENDED AND RESTATED PURCHASE AND SALE AGREEMENT This SECOND AMENDMENT (this “Amendment”), dated as of December 22, 2023, is among TRIUMPH GROUP, INC., a Delaware corporation, individually (“Triumph”) and as servicer (in such capacity, the “Servicer”), TRIUMPH RECEIVABLES, LLC, a Delaware limited liability company (the “Company”), each of

December 22, 2023 EX-99.1

TRIUMPH ANNOUNCES SALE OF PRODUCT SUPPORT BUSINESS TO AAR TRANSACTION EXPECTED TO MEANINGFULLY STRENGTHEN TRIUMPH’S BALANCE SHEET AND FOCUS COMPANY ON ITS OEM AND IP-BASED AFTERMARKET BUSINESS

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ANNOUNCES SALE OF PRODUCT SUPPORT BUSINESS TO AAR TRANSACTION EXPECTED TO MEANINGFULLY STRENGTHEN TRIUMPH’S BALANCE SHEET AND FOCUS

December 22, 2023 EX-2.1

Securities and Asset Purchase Agreement, dated as of December 21, 2023, by and among Triumph Group, Inc., Triumph Aftermarket Services Group, LLC, Triumph Group Acquisition Corp., Triumph Group Acquisition Holdings, Inc., The Triumph Group Operations, Inc. and AAR CORP^

Exhibit 2.1 Execution Version CERTAIN INFORMATION HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE IT IS NOT MATERIAL AND IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THE OMITTED PORTIONS OF THIS DOCUMENT ARE INDICATED BY [***]. SECURITIES AND ASSET PURCHASE AGREEMENT by and among TRIUMPH GROUP, INC. TRIUMPH AFTERMARKET SERVICES GROUP, LLC, TRIUMPH GROUP ACQUISITION CORP., TRIUMPH

December 22, 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 Date of Report (Date of earliest event reported): December 21, 2023 TRIUMPH GROUP,

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 21, 2023 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission Fil

November 7, 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 or ☐ 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: 1-12235 TRIUMPH GROUP, INC

November 7, 2023 EX-99.1

TRIUMPH REPORTS SECOND QUARTER FISCAL 2024 RESULTS RAISING NET SALES, EARNINGS AND CASH FLOW GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS SECOND QUARTER FISCAL 2024 RESULTS RAISING NET SALES, EARNINGS AND CASH FLOW GUIDANCE RADNOR, Pa. – November 7, 2023 – Triu

November 7, 2023 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

November 7, 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 07, 2023 TRIUMPH GROUP, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission Fil

September 1, 2023 EX-99.1

AGREEMENT

EX-99.1 CUSIP No. 896818101 13G Page 10 of 10 Pages EXHIBIT 1 AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of Common Stock of Triumph Group, Inc. EXECUTED this 1st day of September, 2023.

September 1, 2023 SC 13G

TGI / Triumph Group Inc. / Hill City Capital, LP - SC 13G Passive Investment

SC 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Triumph Group, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 896818101 (CUSIP Number) A

August 11, 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 or ☐ 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: 1-12235 TRIUMPH GROUP, INC. (Ex

August 11, 2023 8-K/A

Results of Operations and Financial Condition

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): August 2, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

August 11, 2023 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATIONr SYSTEMS - VALENCIA, INC

August 9, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: June 30, 2023 ☐ Trans

NT 10-Q SEC FILE NUMBER 001-12235 CUSIP NUMBER 896818101 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 2, 2023 EX-99.1

TRIUMPH REPORTS PRELIMINARY FIRST QUARTER FISCAL 2024 RESULTS

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS PRELIMINARY FIRST QUARTER FISCAL 2024 RESULTS RADNOR, Pa. – August 2, 2023 – Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or

August 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): August 2, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

July 25, 2023 S-8

As filed with the Securities and Exchange Commission on July 25, 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 TRIUMPH GROUP, INC. (

As filed with the Securities and Exchange Commission on July 25, 2023 Registration No.

July 25, 2023 EX-FILING FEES

Filing Fee Table.

Exhibit 107 CALCULATION OF FILING FEE TABLE FORM S-8 (Form Type) Triumph Group, Inc.

July 21, 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 Date of Report (Date of earliest event reported): July 20, 2023 TRIUMPH GROUP, INC.

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 20, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

July 21, 2023 EX-3.1

Certificate of Amendment to the Amended and Restated Certificate of Incorporation of Triumph Group, Inc. dated July 21, 2023

Exhibit 3.1 CERTIFICATE OF AMENDMENT OF AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF TRIUMPH GROUP, INC. Triumph Group, Inc. (the “Corporation”), a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware, DOES HEREBY CERTIFY: 1. That the Certificate of Incorporation of the Corporation is hereby amended by deleting Section “FOURTH”, Sub

June 30, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule

June 16, 2023 EX-99.1

TRIUMPH ISSUES REDEMPTION NOTICE TO WARRANT HOLDERS WARRANTS MAY BE EXERCISED WITH CASH UNTIL 5:00 P.M. EDT ON JULY 5, 2023

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ISSUES REDEMPTION NOTICE TO WARRANT HOLDERS WARRANTS MAY BE EXERCISED WITH CASH UNTIL 5:00 P.M. EDT ON JULY 5, 2023 RADNOR, Pa – Ju

June 16, 2023 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): June 16, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

June 14, 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 Date of Report (Date of earliest event reported): June 13, 2023 TRIUMPH GROUP, INC.

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 13, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

June 13, 2023 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Triumph Group, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities and Carry Forward Securities Newly Registered Securities Security Type Security Class Title Fe

EX-FILING FEES 2 d866169dexfilingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Table 424(b)(7) (Form Type) Triumph Group, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities and Carry Forward Securities Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Pe

June 13, 2023 424B7

Triumph Group, Inc. 3,200,000 Shares of Common Stock

424B7 Table of Contents Filed pursuant to Rule 424(b)(7) Registration No. 333-251429 Prospectus Supplement (To Prospectus dated December 17, 2020) Triumph Group, Inc. 3,200,000 Shares of Common Stock We have prepared this prospectus supplement to register for resale 3,200,000 shares of common stock of Triumph Group, Inc., par value $0.001 (“Common Stock”), that we contributed on a discretionary ba

June 9, 2023 DEF 14A

Schedule 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

June 9, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

May 31, 2023 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): May 30, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Num

May 31, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

May 31, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 555 E Lancaster Avenue, Suite 400 19087 Radnor, Pennsylvania (Zip Code) (Address

May 31, 2023 EX-1.01

Triumph Group, Inc. Conflict Minerals Report for the year ended December 31, 2022, as required by Items 1.01 and 1.02 of this Form.

EX-1.01 2 tgi-ex101.htm EX-1.01 Exhibit 1.01 Triumph Group, Inc. Conflict Minerals Report For the Year Ended December 31, 2022 1. Company and Product Overview This report has been prepared by management of Triumph Group, Inc. (herein referred to as "Triumph," the "Company," "we," "us," or "our") pursuant to Rule 13p-1 (the "Rule") promulgated under the Securities Exchange Act of 1934, as amended (

May 30, 2023 EX-99.1

TRIUMPH ADVANCES BOARD REFRESHMENT

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ADVANCES BOARD REFRESHMENT RADNOR, Pa., May 30, 2023 - Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the "Company") today announced

May 30, 2023 EX-10.1

Cooperation Agreement, dated as of May 30, 2023, between Triumph Group, Inc. and Vision One Management Partners, LP^

Cooperation Agreement This Cooperation Agreement (this “Agreement”), dated as of May 30, 2023, is by and between Triumph Group, Inc.

May 30, 2023 8-K

Regulation FD Disclosure, 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

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 30, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Num

May 24, 2023 EX-21.1

Subsidiaries of Triumph Group, Inc.

Exhibit 21.1 Subsidiaries of Triumph Group, Inc. HT Parts, L.L.C. Nu-Tech Brands, Inc. Placas Termodinamicas, S. de R.L. de C.V. SBP Holdings Limited The Mexmil Holding Company, LLC The Triumph Group Operations, Inc. Triumph Accessory Services - Grand Prairie, Inc. Triumph Actuation Systems - Connecticut, LLC Triumph Actuation Systems - Isle of Man, Ltd. Triumph Actuation Systems - UK, Ltd. Triump

May 24, 2023 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

May 24, 2023 EX-10.53

Form of Offer Letter between Triumph Group, Inc. and Thomas Quigley dated as of August 26, 2022

Exhibit 10.53 August 26, 2022 Thomas Quigley 152 Applegate Drive West Chester, PA 19382 Dear Tom: I would like to extend an offer to you for the position of VP, Treasurer, M&A and Investor Relations, reporting directly to Jim McCabe, Senior Vice President & Chief Financial Officer effective September 5, 2022. We look forward to your contributions to the Corporate Team to fulfill our vision. This l

May 24, 2023 EX-10.54

Form of Offer Letter between Triumph Group, Inc. and Kai Kasiguran dated as of August 26, 2022

Exhibit 10.53 August 26, 2022 Kai Kasiguran 606 Cheswold Court Chesterbrook, PA 19087 Dear Kai: I would like to extend an offer to you for the position of VP, Controller, reporting directly to Jim McCabe, Senior Vice President & Chief Financial Officer effective September 5, 2022. We look forward to your contributions to the Corporate Team to fulfill our vision. This letter is intended to set fort

May 24, 2023 10-K

Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (Ex

May 17, 2023 EX-99.1

TRIUMPH REPORTS FOUTH QUARTER FISCAL 2023 RESULTS PROVIDES FISCAL YEAR 2024 GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS FOUTH QUARTER FISCAL 2023 RESULTS PROVIDES FISCAL YEAR 2024 GUIDANCE RADNOR, Pa. – May 17, 2023 – Triumph Group, Inc. (NYSE

May 17, 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 Date of Report (Date of earliest event reported): May 17, 2023 TRIUMPH GROUP, INC.

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 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Num

March 15, 2023 EX-99.1

TRIUMPH GROUP, INC. ANNOUNCES PRELIMINARY RESULTS OF TENDER OFFER FOR ANY AND ALL OF ITS 6.250% SENIOR SECURED NOTES DUE 2024

EX-99.1 Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH GROUP, INC. ANNOUNCES PRELIMINARY RESULTS OF TENDER OFFER FOR ANY AND ALL OF ITS 6.250% SENIOR SECURED NOTES DUE 2024 BERWY

March 15, 2023 EX-99.2

TRIUMPH ANNOUNCES COMPLETION OF DEBT REFINANCING Transaction Strengthens Balance Sheet by Extending Near Term Maturities

EX-99.2 Exhibit 99.2 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ANNOUNCES COMPLETION OF DEBT REFINANCING Transaction Strengthens Balance Sheet by Extending Near Term Maturities BERWYN, Pa

March 15, 2023 EX-4.1

Indenture, dated as of March 14, 2023, among Triumph Group, Inc., the subsidiary guarantors signatory thereto and U.S. Bank Trust Company, National Association, as trustee for the Notes.

EX-4.1 Exhibit 4.1 Execution Version TRIUMPH GROUP, INC. as Issuer and THE GUARANTORS PARTY HERETO 9.000% SENIOR SECURED FIRST LIEN NOTES DUE 2028 INDENTURE DATED AS OF MARCH 14, 2023 U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE 1 SECTION 1.1. Definitions 1 SECTION 1.2. Other Definitions 36 SECTION 1.3. [Reserv

March 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 Date of Report (Date of earliest event reported): March 10, 2023 TRIUMPH GROUP, INC

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 10, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

February 28, 2023 EX-99

TRIUMPH GROUP, INC. PRICES OFFERING OF SENIOR SECURED NOTES Offering Is Part of a Comprehensive Refinancing of Triumph’s Near Term Maturities

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH GROUP, INC. PRICES OFFERING OF SENIOR SECURED NOTES Offering Is Part of a Comprehensive Refinancing of Triumph’s Near Term Maturiti

February 28, 2023 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): February 28, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fil

February 27, 2023 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): February 27, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fil

February 27, 2023 EX-99

TRIUMPH GROUP, INC. ANNOUNCES COMMENCEMENT OF TENDER OFFER FOR ANY AND ALL OF ITS 6.250% SENIOR SECURED NOTES DUE 2024 Tender Offer is part of a Comprehensive Refinancing of Triumph’s Near Term Maturities

Exhibit 99.2 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH GROUP, INC. ANNOUNCES COMMENCEMENT OF TENDER OFFER FOR ANY AND ALL OF ITS 6.250% SENIOR SECURED NOTES DUE 2024 Tender Offer is part

February 27, 2023 EX-99

TRIUMPH GROUP, INC. ANNOUNCES PROPOSED PRIVATE OFFERING OF SENIOR SECURED NOTES Offering Is Part of a Comprehensive Refinancing of Triumph’s Near Term Maturities

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH GROUP, INC. ANNOUNCES PROPOSED PRIVATE OFFERING OF SENIOR SECURED NOTES Offering Is Part of a Comprehensive Refinancing of Triumph’

February 9, 2023 SC 13G/A

TGI / Triumph Group Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02083-triumphgroupinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14)* Name of issuer: Triumph Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 896818101 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designat

February 6, 2023 EX-99.1

1 TRIUMPH ANNOUNCES NOTICE TO WARRANT HOLDERS

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] 1 TRIUMPH ANNOUNCES NOTICE TO WARRANT HOLDERS BERWYN, Pa – February 3, 2023 – On December 1, 2022, Triumph Group, Inc. (“TRIUMPH”) (NYSE:TG

February 6, 2023 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): February 3, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

February 2, 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 December 31, 2022 or ☐ 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: 1-12235 TRIUMPH GROUP, INC.

February 2, 2023 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

February 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): February 1, 2023 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

February 1, 2023 EX-99.1

TRIUMPH REPORTS THIRD QUARTER FISCAL 2023 RESULTS RAISES FULL YEAR GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS THIRD QUARTER FISCAL 2023 RESULTS RAISES FULL YEAR GUIDANCE BERWYN, Pa. – February 1, 2023 – Triumph Group, Inc. (NYSE: TGI

December 20, 2022 EX-4.1

Warrant Agreement, dated as of December 19, 2022, between the Company, Computershare Inc., a Delaware corporation, and its affiliate Computershare Trust Company, N.A., as Warrant Agent. (incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K filed on December 20, 2022)

Exhibit 4.1 WARRANT AGREEMENT Dated as of December 19, 2022 between TRIUMPH GROUP, INC. and COMPUTERSHARE INC. and COMPUTERSHARE TRUST COMPANY, N.A. as Warrant Agent Warrants for Shares of Common Stock of Triumph Group, Inc. TABLE OF CONTENTS Page Article I Definitions Section 1.01 Definitions 1 Section 1.02 Other Definitions 5 Section 1.03 Rules of Construction 6 Article II Form of Warrant; Benef

December 20, 2022 8-K

Entry into a Material Definitive Agreement, 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): December 19, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fil

December 20, 2022 424B2

22,425,627 Shares Triumph Group, Inc. Common Stock

424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-251429 PROSPECTUS SUPPLEMENT (To Prospectus dated December 17, 2020) 22,425,627 Shares Triumph Group, Inc. Common Stock This prospectus supplement and the accompanying prospectus relate to the issuance and sale from time to time of up to 22,425,627 shares of our Common Stock, par value $0.001 per share (the “Common Stock

December 20, 2022 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Triumph Group, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities and Carry Forward Securities Newly Registered Securities Security Type Security Class Title Fe

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Table 424(b)(2) (Form Type) Triumph Group, Inc.

December 15, 2022 8-A12G

Form 8-A

8-A12G 1 8-a12g-warrantsregist.htm 8-A12G UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 51-0347963 (State or other jurisdiction of incorporation) (IRS Employer

December 2, 2022 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): December 1, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

December 2, 2022 EX-99.1

TRIUMPH ANNOUNCES PRO-RATA DISTRIBUTION OF WARRANTS TO PURCHASE COMMON STOCK Takes Proactive Steps to Optimize its Capital Structure and Deleverage the Balance Sheet

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH ANNOUNCES PRO-RATA DISTRIBUTION OF WARRANTS TO PURCHASE COMMON STOCK Takes Proactive Steps to Optimize its Capital Structure and De

November 8, 2022 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

November 8, 2022 EX-99.1

TRIUMPH REPORTS SECOND QUARTER FISCAL 2023 RESULTS

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations, Mergers & Acquisition and Treasurer Phone (610) 251-1000 [email protected] TRIUMPH REPORTS SECOND QUARTER FISCAL 2023 RESULTS BERWYN, Pa. ? November 8, 2022 ? Triumph Group, Inc. (NYSE: TGI) ("TRIUMPH" or the ?Comp

November 8, 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 or ☐ 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: 1-12235 TRIUMPH GROUP, INC

November 8, 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 8, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

September 28, 2022 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): September 22, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fi

September 7, 2022 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): September 5, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission Fil

August 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 June 30, 2022 or ? 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: 1-12235 TRIUMPH GROUP, INC. (Ex

August 3, 2022 EX-99.1

TRIUMPH REPORTS FIRST QUARTER FISCAL 2023 RESULTS UPDATES FISCAL 2023 SALES & EARNINGS GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH REPORTS FIRST QUARTER FISCAL 2023 RESULTS UPDATES FISCAL 2023 SALES & EARNINGS GUIDANCE BERWYN, Pa. – August 3, 2022 – Triumph Group, Inc. (NYSE: TGI) ("

August 3, 2022 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

August 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): August 3, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

July 21, 2022 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): July 15, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

June 14, 2022 EX-10.1

Separation Agreement effective as of June 8, 2022, between Triumph Group, Inc. and William C. Kircher.

May 30, 2022 CONFIDENTIAL William Kircher 7018 Woodland Drive Dallas, TX 75225 Dear Bill, The purpose of this letter agreement (the ?Agreement?) is to set forth the terms of your separation from Triumph Group, Inc.

June 14, 2022 8-K/A

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/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): June 8, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

June 3, 2022 DEFA14A

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

DEFA14A 1 defa14aproxycardandn.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 ☐ Confidential, for Use of the Comm

June 3, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

May 31, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 899 Cassatt Road, Suite 210 19312 Berwyn, Pennsylvania (Zip Code) (Address of pri

May 31, 2022 EX-1.01

Triumph Group, Inc. Conflict Minerals Report for the year ended December 31, 2021, as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Triumph Group, Inc. Conflict Minerals Report For the Year Ended December 31, 2021 1. Company and Product Overview This report has been prepared by management of Triumph Group, Inc. (herein referred to as "Triumph," the "Company," "we," "us," or "our") pursuant to Rule 13p-1 (the "Rule") promulgated under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Triumph is

May 23, 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 (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (Ex

May 23, 2022 EX-21.1

Subsidiaries of Triumph Group, Inc.

Exhibit 21.1 Subsidiaries of Triumph Group, Inc. HT Parts, L.L.C. Nu-Tech Brands, Inc. Placas Termodinamicas, S. de R.L. de C.V. SBP Holdings Limited The Mexmil Holding Company, LLC The Triumph Group Operations, Inc. Triumph Accessory Services - Grand Prairie, Inc. Triumph Actuation Systems - Connecticut, LLC Triumph Actuation Systems - Isle of Man, Ltd. Triumph Actuation Systems - UK, Ltd. Triump

May 23, 2022 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - V

May 23, 2022 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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: X Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

May 23, 2022 EX-10.53

Form of Offer Letter between Triumph Group, Inc. and Thomas Quigley dated as of December 2, 2019

Exhibit 10.53 December 2, 2019 Thomas Quigley 152 Applegate Drive West Chester, PA 19382 Dear Tom: I am pleased to confirm your promotion to the position of Controller and Vice President of Investor Relations, reporting directly to James McCabe, Chief Financial Officer located in Berwyn, PA effective December 2, 2019. We look forward to your contributions to the Corporate Finance Leadership Team t

May 18, 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 18, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Num

May 18, 2022 EX-99.1

TRIUMPH'S FOURTH QUARTER FISCAL 2022 RESULTS DEMONSTRATE IMPROVING PROFITABILITY AND CASH FLOW; PROVIDES FISCAL 2023 GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH'S FOURTH QUARTER FISCAL 2022 RESULTS DEMONSTRATE IMPROVING PROFITABILITY AND CASH FLOW; PROVIDES FISCAL 2023 GUIDANCE BERWYN, Pa. ? May 18, 2022 ? Triump

May 3, 2022 8-K/A

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/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): April 28, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

April 26, 2022 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 25, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

April 4, 2022 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): March 31, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

April 4, 2022 EX-99.1

Triumph ANNOUNCES STREAMLINED ORGANIZATIONAL STRUCTURE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] Triumph ANNOUNCES STREAMLINED ORGANIZATIONAL STRUCTURE BERWYN, Pa. ? March 31, 2022 ? Triumph Group [NYSE:TGI] announced today a new streamlined organizational s

March 14, 2022 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on March 25, 2022, pursuant to the provisions of Rule 12d2-2 (a).

March 11, 2022 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, 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): March 11, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or Other Jurisdiction of Incorporation) (Commission File N

March 11, 2022 EX-4.1

Tax Benefits Preservation Plan, dated March 11, 2022 to be effective as of March 13, 2022, between Triumph Group, Inc. and Computershare Trust Company, N.A.

Exhibit 4.1 EXECUTION VERSION TAX BENEFITS PRESERVATION PLAN dated March 11, 2022 effective as of March 13, 2022 between TRIUMPH GROUP, INC. and COMPUTERSHARE TRUST COMPANY, N.A. as Rights Agent TABLE OF CONTENTS Page Section 1. Certain Definitions 2 Section 2. Appointment of Rights Agent 9 Section 3. Issuance of Rights Certificates 9 Section 4. Form of Rights Certificates 11 Section 5. Countersig

March 11, 2022 EX-99.1

TRIUMPH ADOPTS TAX BENEFITS PRESERVATION PLAN TO PROTECT VALUABLE TAX ASSETS

Exhibit 99.1 NEWS RELEASE Contact: April Harper Thomas A. Quigley, III Director ? Marketing and Communications VP, Investor Relations and Controller Phone (501) 802-2816 Phone (610) 251-1000 [email protected] [email protected] TRIUMPH ADOPTS TAX BENEFITS PRESERVATION PLAN TO PROTECT VALUABLE TAX ASSETS BERWYN, Pa. ? March 11, 2022 ? Triumph Group, Inc. (?Triumph?) (NYSE: TGI) today

March 11, 2022 8-A12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TRIUMPH GROUP, INC. (Exact name of registrant a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 51-0347963 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 89

February 11, 2022 SC 13G/A

TGI / Triumph Group Inc / Newport Trust Co Passive Investment

SC 13G/A 1 newporttrust-tgi123121a1.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Triumph Group, Inc. (Name of Issuer) Common Stock, $.001 Par Value Per Share (Title of Class of Securities) 896818101 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check t

February 10, 2022 SC 13G/A

TGI / Triumph Group Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Triumph Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 896818101 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ?

February 9, 2022 EX-99.1

TRIUMPH GROUP REPORTS THIRD QUARTER FISCAL 2022 RESULTS IMPROVING MARGINS & CASH FLOW

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH GROUP REPORTS THIRD QUARTER FISCAL 2022 RESULTS IMPROVING MARGINS & CASH FLOW BERWYN, Pa. ? February 9, 2022 ? Triumph Group, Inc. (NYSE: TGI) (?Triumph?

February 9, 2022 EX-10.3

Second Amended and Restated Performance Guaranty, effective as of November 5, 2021, by Triumph Group, Inc., in favor of PNC Bank, National Association.

Exhibit 10.3 EXECUTION VERSION SECOND AMENDED AND RESTATED PERFORMANCE GUARANTY This SECOND AMENDED AND RESTATED PERFORMANCE GUARANTY (as amended, restated, supplemented or otherwise modified from time to time, this ?Performance Guaranty?), dated as of November 5, 2021, is made by TRIUMPH GROUP, INC. (?Triumph?), a corporation organized under the laws of the State of Delaware, as performance guara

February 9, 2022 EX-10.4

First Amendment to Amended and Restated Purchase and Sale Agreement, effective as of November 5, 2021, among Triumph Group, Inc., Triumph Receivables, LLC, and each of the entities listed on the signature pages hereto as an Originator.

Exhibit 10.4 EXECUTION VERSION [Triumph] FIRST AMENDMENT TO AMENDED AND RESTATED PURCHASE AND SALE AGREEMENT This FIRST AMENDMENT (this ?Amendment?), dated as of November 5, 2021, is among TRIUMPH GROUP, INC., a Delaware corporation, individually (?Triumph?) and as servicer (in such capacity, the ?Servicer?), TRIUMPH RECEIVABLES, LLC, a Delaware limited liability company (the ?Company?), and each

February 9, 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): February 9, 2022 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

February 9, 2022 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

February 9, 2022 EX-10.2

Twelfth Amended and Restated Purchaser Group Fee Letter, effective as of November 5, 2021, among Triumph Receivables, LLC, Triumph Group, Inc., the various purchasers and purchaser agents from time to time party thereto, PNC Capital Markets LLC, and PNC Bank, National Association.

Exhibit 10.2 EXECUTION VERSION November 5, 2021 Triumph Receivables, LLC 899 Cassatt Road Suite 210 Berwyn, PA 19312 Triumph Group, Inc. 899 Cassatt Road Suite 210 Berwyn, PA 19312 Re: Twelfth Amended and Restated Purchaser Group Fee Letter (PNC) ? Receivables Purchase Agreement Ladies and Gentlemen: This twelfth amended and restated fee letter agreement (as amended, restated, supplemented or othe

February 9, 2022 EX-10.1

Amendment No. 14 to Blocked Account Agreement, effective as of November 5, 2021, between Triumph Receivables LLC, Triumph Group, Inc., and PNC Bank, National Association.

Exhibit 10.1 EXECUTION VERSION AMENDMENT NO. 14 TO BLOCKED ACCOUNT AGREEMENT THIS AMENDMENT NO. 14 TO BLOCKED ACCOUNT AGREEMENT, dated as of November 5, 2021 (this ?Amendment?), is entered into among TRIUMPH RECEIVABLES, LLC (?Customer?), TRIUMPH GROUP, INC. (the ?Servicer?), and PNC BANK, NATIONAL ASSOCIATION, as the depository bank (in such capacity, the ?Depository?) and as administrator for an

February 9, 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 December 31, 2021 or ? 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: 1-12235 TRIUMPH GROUP, INC.

February 9, 2022 EX-10.5

Second Amendment to Amended and Restated Receivables Purchase Agreement, effective as of November 5, 2021, among Triumph Group, Inc., Triumph Receivables, LLC, and PNC Bank, National Association.

Exhibit 10.5 EXECUTION VERSION SECOND AMENDMENT TO AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT This SECOND AMENDMENT (this ?Amendment?), dated as of November 5, 2021, is among TRIUMPH RECEIVABLES, LLC, a Delaware limited liability company, as seller (the ?Seller?), TRIUMPH GROUP, INC., a Delaware corporation (?Triumph?), as servicer (in such capacity, together with its successors and permi

November 9, 2021 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

November 9, 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 or ? 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: 1-12235 TRIUMPH GROUP, INC

November 9, 2021 EX-99.1

TRIUMPH GROUP REPORTS SECOND QUARTER FISCAL 2022 RESULTS IMPROVING MARGINS & CASH FLOW; RAISES ADJUSTED EARNINGS GUIDANCE

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH GROUP REPORTS SECOND QUARTER FISCAL 2022 RESULTS IMPROVING MARGINS & CASH FLOW; RAISES ADJUSTED EARNINGS GUIDANCE BERWYN, Pa. ? November 9, 2021 ? Triump

November 9, 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 9, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

August 10, 2021 EX-99.1

Triumph Group Appoints Jennifer H. Allen to Chief Administrative Officer Stacey Clapp designated as Chief Commercial Officer

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] Triumph Group Appoints Jennifer H. Allen to Chief Administrative Officer Stacey Clapp designated as Chief Commercial Officer BERWYN, Pa. ? August 10, 2021 ? Triu

August 10, 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): August 10, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File

August 4, 2021 EX-99.1

TRIUMPH GROUP REPORTS FIRST QUARTER FISCAL 2022 RESULTS Reports Organic Growth of 11%; Provides Full Fiscal Year 2022 Guidance

Exhibit 99.1 NEWS RELEASE Contact: April Harper Director, Marketing & Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH GROUP REPORTS FIRST QUARTER FISCAL 2022 RESULTS Reports Organic Growth of 11%; Provides Full Fiscal Year 2022 Guidance BERWYN, Pa. ? August 4, 2021 ? Tri

August 4, 2021 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

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 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

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 or ? 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: 1-12235 TRIUMPH GROUP, INC. (Ex

July 27, 2021 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): July 21, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Nu

June 8, 2021 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ?Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)

June 8, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 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 ?Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)

May 27, 2021 EX-1.01

Triumph Group, Inc. Conflict Minerals Report for the year ended December 31, 2020, as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Triumph Group, Inc. Conflict Minerals Report For the Year Ended December 31, 2020 1. Company and Product Overview This report has been prepared by management of Triumph Group, Inc. (herein referred to as "Triumph," the "Company," "we," "us," or "our") pursuant to Rule 13p-1 (the "Rule") promulgated under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Triumph is

May 27, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter)

SD 1 tgi-sd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 899 Cassatt Road, Suite 210 19312 Berwyn, Pennsylvania (Zip Co

May 20, 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 20, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Num

May 20, 2021 EX-21.1

Subsidiaries of Triumph Group, Inc.

Exhibit 21.1 Subsidiaries of Triumph Group, Inc. HT Parts, L.L.C. Nu-Tech Brands, Inc. Placas Termodinamicas, S. de R.L. de C.V. SBP Holdings Limited The Mexmil Holding Company, LLC The Triumph Group Operations, Inc. Triumph Accessory Services - Grand Prairie, Inc. Triumph Actuation Systems - Connecticut, LLC Triumph Actuation Systems - Isle of Man, Ltd. Triumph Actuation Systems - UK, Ltd. Triump

May 20, 2021 EX-99.1

TRIUMPH GROUP REPORTS FOURTH QUARTER FISCAL 2021 RESULTS Positive Free Cash Flow in the Quarter

Exhibit 99.1 NEWS RELEASE Contact: Michele Long Senior Director - Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH GROUP REPORTS FOURTH QUARTER FISCAL 2021 RESULTS Positive Free Cash Flow in the Quarter BERWYN, Pa. ? May 20, 2021 ? Triumph Group, Inc. (NYSE: TGI) (?Triumph

May 20, 2021 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 The following subsidiaries of Triumph Group, Inc. are Subsidiary Guarantors with respect to the Senior Notes: Guarantor Jurisdiction HT PARTS, L.L.C. Delaware NU-TECH BRANDS, INC. Delaware THE TRIUMPH GROUP OPERATIONS, INC. Delaware TRIUMPH ACCESSORY SERVICES - GRAND PRAIRIE, INC. Delaware TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC Delaware TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.

May 20, 2021 10-K

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

fff UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ?ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2021 or ?TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 1-12235 Triumph Group, Inc. (

May 13, 2021 EX-99.1

Triumph Group Completes Multisite Aerostructures Divestiture

Exhibit 99.1 NEWS RELEASE Contact: Michele Long Senior Director ? Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] Triumph Group Completes Multisite Aerostructures Divestiture BERWYN, Pa. ? May 10, 2021 ? Triumph Group [NYSE:TGI] announced today the completion of sale for three of

May 13, 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 7, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File Numb

May 3, 2021 EX-99.1

TRIUMPH GROUP ELECTS WILLIAM L. MANSFIELD LEAD INDEPENDENT DIRECTOR

Exhibit 99.1 NEWS RELEASE Contact: Michele Long Senior Director ? Communications Phone (610) 251-1000 [email protected] Thomas A. Quigley, III VP, Investor Relations and Controller Phone (610) 251-1000 [email protected] TRIUMPH GROUP ELECTS WILLIAM L. MANSFIELD LEAD INDEPENDENT DIRECTOR BERWYN, Pa. ? May 3, 2021 ? Triumph Group, Inc. (NYSE: TGI) (?Triumph? or the ?Company?) today ann

May 3, 2021 8-K

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): April 27, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

April 13, 2021 8-K

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): April 11, 2021 TRIUMPH GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-12235 51-0347963 (State or other jurisdiction of incorporation) (Commission File N

April 13, 2021 EX-10.1

Separation Agreement effective as of April 11, 2021, between Triumph Group, Inc. and Daniel J. Ostrosky.

Exhibit 10.1 April 11, 2021 CONFIDENTIAL Daniel Ostrosky 464 Latimer Lane Fort Mill, SC 29715 Dear Dan, The purpose of this letter agreement (the ?Agreement?) is to set forth the terms of your separation from Triumph Group, Inc. (?Triumph? or the ?Company?). You and Triumph acknowledge and agree that your separation is deemed to be a ?Qualifying Termination? for purposes of the Triumph Group, Inc.

February 11, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Triumph Group, Inc.

SC 13G 1 newporttrust-tgi123120.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Triumph Group, Inc. (Name of Issuer) Common Stock, $.001 Par Value Per Share (Title of Class of Securities) 896818101 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appr

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Triumph Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 896818101 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒

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