COHR / Coherent Corp. - SEC Filings, Annual Report, Proxy Statement

Coherent Corp.
US ˙ NYSE ˙ US19247G1076

Basic Stats
LEI 549300RYOCKUMWACR010
CIK 21510
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 Coherent Corp.
SEC Filings (Chronological Order)
This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.
July 11, 2022 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 001-33962 Coherent, Inc. (Exact name of registrant as specified in its chart

July 1, 2022 EX-99.25

EX-99.25

cohr-form25

July 1, 2022 S-8 POS

As filed with the Securities and Exchange Commission on July 1, 2022

As filed with the Securities and Exchange Commission on July 1, 2022 Registration No.

July 1, 2022 S-8 POS

As filed with the Securities and Exchange Commission on July 1, 2022

As filed with the Securities and Exchange Commission on July 1, 2022 Registration No.

July 1, 2022 EX-3.1

Amended and Restated Certificate of Incorporation of Coherent, Inc.

Exhibit 3.1 SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF Coherent, Inc. ARTICLE I The name of the corporation is Coherent, Inc. (the ?Company?). ARTICLE II The address of the Company?s registered office in the State of Delaware is 1209 Orange Street, in the City of Wilmington, County of New Castle, Delaware 19801. The name of the registered agent at such address is The Corporation T

July 1, 2022 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets, 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): July 1, 2022 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Number

July 1, 2022 EX-99.1

II-VI INCORPORATED COMPLETES THE ACQUISITION OF COHERENT, FORMING A GLOBAL LEADER IN MATERIALS, NETWORKING, AND LASERS The combined company will be named Coherent and will trade under the ticker symbol COHR on the Nasdaq stock market on a date soon t

Exhibit 99.1 II-VI INCORPORATED COMPLETES THE ACQUISITION OF COHERENT, FORMING A GLOBAL LEADER IN MATERIALS, NETWORKING, AND LASERS The combined company will be named Coherent and will trade under the ticker symbol COHR on the Nasdaq stock market on a date soon to be announced. PITTSBURGH and SANTA CLARA, CALIF., July 1, 2022 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) today successfully

July 1, 2022 S-8 POS

As filed with the Securities and Exchange Commission on July 1, 2022

As filed with the Securities and Exchange Commission on July 1, 2022 Registration No.

July 1, 2022 EX-3.2

Amended and Restated Bylaws of Coherent, Inc.

Exhibit 3.2 SECOND AMENDED AND RESTATED BY-LAWS OF COHERENT, INC. (as amended and restated July 1, 2022) TABLE OF CONTENTS Page ARTICLE I ? MEETINGS OF STOCKHOLDERS 1 1.1 Place of Meetings 1 1.2 Annual Meeting 1 1.3 Special Meeting 1 1.4 Notice of Stockholders? Meetings 2 1.5 Quorum 2 1.6 Adjourned Meeting; Notice 2 1.7 Conduct of Business 2 1.8 Voting 3 1.9 Stockholder Action by Written Consent W

July 1, 2022 S-8 POS

As filed with the Securities and Exchange Commission on July 1, 2022

As filed with the Securities and Exchange Commission on July 1, 2022 Registration No.

June 28, 2022 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): June 28, 2022 II-VI Incorporated

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2022 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File N

June 28, 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): June 28, 2022 COHERENT, INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-33962 94-1622541 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

June 28, 2022 EX-99.1

II-VI INCORPORATED OBTAINS ALL GOVERNMENTAL REGULATORY APPROVALS TO COMPLETE ACQUISITION OF COHERENT, INC. AND SETS EXPECTED CLOSING DATE

Exhibit 99.1 II-VI INCORPORATED OBTAINS ALL GOVERNMENTAL REGULATORY APPROVALS TO COMPLETE ACQUISITION OF COHERENT, INC. AND SETS EXPECTED CLOSING DATE Pittsburgh and Santa Clara, June 28, 2022 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) (?II-VI?) and Coherent, Inc. (Nasdaq: COHR) (?Coherent?) today announced that II-VI has obtained antitrust clearance from the State Administration for Mar

June 28, 2022 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): June 28, 2022 COHERENT, INC. (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2022 COHERENT, INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-33962 94-1622541 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

June 28, 2022 EX-99.1

II-VI INCORPORATED OBTAINS ALL GOVERNMENTAL REGULATORY APPROVALS TO COMPLETE ACQUISITION OF COHERENT, INC. AND SETS EXPECTED CLOSING DATE

Exhibit 99.1 II-VI INCORPORATED OBTAINS ALL GOVERNMENTAL REGULATORY APPROVALS TO COMPLETE ACQUISITION OF COHERENT, INC. AND SETS EXPECTED CLOSING DATE Pittsburgh and Santa Clara, June 28, 2022 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) (?II-VI?) and Coherent, Inc. (Nasdaq: COHR) (?Coherent?) today announced that II-VI has obtained antitrust clearance from the State Administration for Mar

May 31, 2022 EX-1.01

Conflict Minerals Report for the reporting period January 1, 2021 to December 31, 2021

EX-1.01 2 tm2217173d1ex1-01.htm EXHIBIT 1.01 Exhibit 1.01 Coherent, Inc. Conflict Minerals Report For the year ended December 31, 2021 This Conflict Minerals Report of Coherent, Inc. (“we”, “us” or the “Company”) for calendar year 2021 is provided pursuant to Rule 13p-1 (“Rule 13p-1”) under the Securities Exchange Act of 1934 (the “1934 Act”). Please refer to Rule 13p-1, Form SD and the 1934 Act R

May 31, 2022 SD

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State of other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 5100 Patrick Henry Drive, Santa Clara, CA 95054 (Address of princ

May 11, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 11, 2022 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (

May 11, 2022 EX-99.1

Coherent, Inc. Reports Second Fiscal Quarter Results

Exhibit 99.1 May 11, 2022 Press Release No. 1493 For Immediate Release: Coherent, Inc. Reports Second Fiscal Quarter Results SANTA CLARA, CA, May 11, 2022 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announced financial results

May 11, 2022 10-Q

Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended April 2, 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: 00

May 3, 2022 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): May 3, 2022 (May 2, 2022) II-VI I

425 1 d228839d425.htm 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): May 3, 2022 (May 2, 2022) II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdictio

May 3, 2022 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): May 3, 2022 (May 2, 2022) COHEREN

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 3, 2022 (May 2, 2022) COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commissio

May 3, 2022 EX-99.1

II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE REFILING OF PREMERGER NOTIFICATION AND REPORT FORM WITH FEDERAL TRADE COMMISSION AND U.S. DEPARTMENT OF JUSTICE Parties Update Anticipated Closing Date of Merger

Exhibit 99.1 II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE REFILING OF PREMERGER NOTIFICATION AND REPORT FORM WITH FEDERAL TRADE COMMISSION AND U.S. DEPARTMENT OF JUSTICE Parties Update Anticipated Closing Date of Merger Pittsburgh and Santa Clara, Calif., May 3, 2022 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) and Coherent, Inc. (Nasdaq: COHR) today announced that they have refiled thei

May 3, 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): May 3, 2022 (May 2, 2022) COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commissio

May 3, 2022 EX-99.1

II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE REFILING OF PREMERGER NOTIFICATION AND REPORT FORM WITH FEDERAL TRADE COMMISSION AND U.S. DEPARTMENT OF JUSTICE Parties Update Anticipated Closing Date of Merger

Exhibit 99.1 II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE REFILING OF PREMERGER NOTIFICATION AND REPORT FORM WITH FEDERAL TRADE COMMISSION AND U.S. DEPARTMENT OF JUSTICE Parties Update Anticipated Closing Date of Merger Pittsburgh and Santa Clara, Calif., May 3, 2022 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) and Coherent, Inc. (Nasdaq: COHR) today announced that they have refiled thei

March 18, 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): March 16, 2022 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.)

February 11, 2022 SC 13G

COHR / Coherent, Inc. / HARTFORD MUTUAL FUNDS INC/CT - SC 13G Passive Investment

UNITED STATES 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 (Amendment No. )* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) 12/31/2021 (Date of Event Which Requires

February 11, 2022 SC 13G

COHR / Coherent, Inc. / Pentwater Capital Management LP - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

February 9, 2022 EX-99.1

Coherent, Inc. Reports First Fiscal Quarter Results

Exhibit 99.1 February 9, 2022 Press Release No. 1492 For Immediate Release: Coherent, Inc. Reports First Fiscal Quarter Results SANTA CLARA, CA, February 9, 2022 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announced financial r

February 9, 2022 SC 13G/A

COHR / Coherent, 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.: 10)* Name of issuer: Coherent Inc. Title of Class of Securities: Common Stock CUSIP Number: 192479103 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: ☒ Rule

February 9, 2022 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 9, 2022 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No

February 9, 2022 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended January 1, 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:

February 1, 2022 SC 13G/A

COHR / Coherent, Inc. / VICTORY CAPITAL MANAGEMENT INC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

December 27, 2021 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended October 2, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33962 COHERENT, INC. Delaware 94-162

December 10, 2021 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): December 10, 2021 II-VI Incorpora

425 1 d243415d425.htm FORM 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): December 10, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction o

December 2, 2021 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): December 2, 2021 II-VI Incorporat

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 2, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission Fil

November 30, 2021 10-K

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

Use these links to rapidly review the document TABLE OF CONTENTS ITEM 8 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

November 30, 2021 EX-21.1

Name Jurisdiction of Incorporation Nufibre Pty Ltd. Australia Coherent Canada Inc. Canada Coherent (Beijing) Commercial Company Ltd. China Coherent Nanjing Laser Co. Ltd. China Nanjing Eastern Technologies Co., Ltd. China Rofin-Baasel China Company,

Exhibit 21.1 SUBSIDIARIES The following table sets forth information as to Coherent's subsidiaries as of October 2, 2021, all of which are included in the consolidated financial statements. Coherent owns 100% of the outstanding voting securities of such corporations noted below, either directly or indirectly. Name Jurisdiction of Incorporation Nufibre Pty Ltd. Australia Coherent Canada Inc. Canada

November 30, 2021 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): November 30, 2021 II-VI Incorpora

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 30, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission Fi

November 30, 2021 EX-10.15

Equity Incentive Plan – Form of Global Restricted Stock Unit Agreement with Covenant Appendix

Exhibit 10.15 COHERENT EQUITY INCENTIVE PLAN GLOBAL RESTRICTED STOCK UNIT AGREEMENT 1.Grant. The Company hereby grants to the Employee named in the Notice of Grant of Award and Award Agreement (the ?Notice of Grant?) an award of Restricted Stock Units (?RSUs?), as set forth in the Notice of Grant, subject to the terms and conditions in this agreement, including the additional terms and restrictive

November 9, 2021 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): November 9, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No

November 9, 2021 EX-99.1

Coherent, Inc. Reports Fourth Fiscal Quarter and Year-End Results

Exhibit 99.1 November 9, 2021 Press Release No.1491 For Immediate Release: Coherent, Inc. Reports Fourth Fiscal Quarter and Year-End Results SANTA CLARA, CA, November 9, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announce

September 9, 2021 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): September 9, 2021 II-VI Incorpora

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): September 9, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commissio

August 26, 2021 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): August 25, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Num

August 26, 2021 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): August 25, 2021 II-VI Incorporate

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) Pennsylvania 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File

August 26, 2021 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): August 25, 2021 COHERENT, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 25, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Num

August 11, 2021 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): August 11, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.

August 11, 2021 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended July 3, 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: 001

August 11, 2021 EX-99.1

Coherent, Inc. Reports Third Fiscal Quarter Results

Exhibit 99.1 August 11, 2021 Press Release No. 1490 For Immediate Release: Coherent, Inc. Reports Third Fiscal Quarter Results SANTA CLARA, CA, August 11, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announced financial res

August 5, 2021 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): August 5, 2021 II-VI Incorporated

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 5, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File

July 12, 2021 SC 13G/A

COHR / Coherent, Inc. / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4 )* Coherent, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) June 30, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is

June 24, 2021 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): June 24, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numbe

June 24, 2021 EX-99.1

II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE RESPECTIVE SHAREHOLDER AND STOCKHOLDER APPROVALS FOR MERGER AGREEMENT

Exhibit 99.1 II-VI INCORPORATED AND COHERENT, INC. ANNOUNCE RESPECTIVE SHAREHOLDER AND STOCKHOLDER APPROVALS FOR MERGER AGREEMENT Pittsburgh and Santa Clara, Calif., June 24, 2021 (GLOBE NEWSWIRE) ? II-VI Incorporated (Nasdaq: IIVI) and Coherent, Inc. (Nasdaq: COHR) today announced that II-VI?s shareholders and Coherent?s stockholders have each voted overwhelmingly to adopt and approve, as applica

June 24, 2021 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): June 24, 2021 II-VI Incorporated

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 24, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File N

June 24, 2021 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): June 24, 2021 COHERENT, INC. (Exa

425 1 tm213408d56425.htm 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): June 24, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpor

June 24, 2021 425

Today was an important day for Coherent, as our stockholders overwhelmingly approved our pending merger with II-VI.

Filed by Coherent, Inc. Pursuant to Rule 425 Under the Securities Act of 1933 as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Today was an important day for Coherent, as our stockholders overwhelmingly approved our pending merger with II-VI. Here is a link to the press release w

June 21, 2021 EX-99.1

Coherent, Inc. Employee Stock Purchase Plan, amended and restated as of May 6, 2021

Exhibit 99.1 COHERENT, INC. EMPLOYEE STOCK PURCHASE PLAN Amended and restated as of May 6, 2021 The following constitutes the provisions of the Employee Stock Purchase Plan (herein called the ?Plan?) of Coherent, Inc. (herein called the ?Company?). 1. Purpose. The purpose of the Plan is to provide employees of the Company and its subsidiaries with an opportunity to purchase Common Stock of the Com

June 21, 2021 S-8

As filed with the Securities and Exchange Commission on June 21, 2021

S-8 1 tm2120134d1s8.htm FORM S-8 As filed with the Securities and Exchange Commission on June 21, 2021 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 COHERENT, INC. (Exact name of Registrant as specified in its charter) Delaware 94-1622541 (State of Incorporation) (I.R.S. Employer Identi

June 18, 2021 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): June 15, 2021 II-VI Incorporated

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 15, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File N

June 18, 2021 425

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): June 15, 2021

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): June 15, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (C

June 17, 2021 8-K/A

Other Events

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): June 15, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (C

June 15, 2021 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): June 15, 2021 COHERENT, INC. (Exa

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 15, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numbe

June 15, 2021 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): June 15, 2021 COHERENT, INC. (Exact name of Registrant as Specified in its Charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numbe

June 9, 2021 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): June 8, 2021 II-VI Incorporated (

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 8, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File Nu

May 26, 2021 EX-1.01

Conflict Minerals Report for the reporting period January 1, 2020 to December 31, 2020

Exhibit 1.01 Coherent, Inc. Conflict Minerals Report For the year ended December 31, 2020 This Conflict Minerals Report of Coherent, Inc. (?we?, ?us? or the ?Company?) for calendar year 2020 is provided pursuant to Rule 13p-1 (?Rule 13p-1?) under the Securities Exchange Act of 1934 (the ?1934 Act?). Please refer to Rule 13p-1, Form SD and the 1934 Act Release No. 34-67716 for definitions to the te

May 26, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State of other jurisdiction of incorpor

SD 1 a21-172901sd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State of other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 5100 Patrick Henry Drive, Santa Clara, C

May 14, 2021 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): May 13, 2021 II-VI Incorporated (

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 13, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File Nu

May 13, 2021 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): May 12, 2021 II-VI Incorporated (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 12, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File Nu

May 12, 2021 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): May 12, 2021 COHERENT, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Number

May 12, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Number

May 12, 2021 EX-99.1

Coherent, Inc. Reports Second Fiscal Quarter Results

Exhibit 99.1 May 12, 2021 Press Release No. 1489 For Immediate Release: Coherent, Inc. Reports Second Fiscal Quarter Results SANTA CLARA, CA, May 12, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announced financial results

May 12, 2021 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended April 3, 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: 00

May 12, 2021 EX-99.1

II-VI AND COHERENT PROVIDE UPDATE ON TRANSACTION MILESTONES Form S-4 in Connection with Pending Acquisition Has Been Filed and Declared Effective by SEC Special Meetings Set for June 24, 2021 for II-VI Shareholders and Coherent Stockholders to Vote o

Exhibit 99.1 II-VI AND COHERENT PROVIDE UPDATE ON TRANSACTION MILESTONES Form S-4 in Connection with Pending Acquisition Has Been Filed and Declared Effective by SEC Special Meetings Set for June 24, 2021 for II-VI Shareholders and Coherent Stockholders to Vote on Transaction Confirmed Expiration of Waiting Period Under Hart-Scott-Rodino Antitrust Improvements Act Transaction Remains On Track to C

May 12, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (

May 11, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 6, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (I

May 6, 2021 DEFM14A

- DEFM14A

DEFM14A 1 d387290ddefm14a.htm DEFM14A 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

May 6, 2021 425

Merger Prospectus - 425

425 1 d247763d425.htm 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): May 6, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorpora

April 12, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* Coherent, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) March 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule i

March 31, 2021 425

Merger Prospectus - FORM 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): March 31, 2021 (March 30, 2021) II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation)

March 26, 2021 425

Merger Prospectus - 425

425 1 tm213408d46425.htm 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): March 25, 2021 (March 24, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisd

March 26, 2021 425

Merger Prospectus - 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): March 25, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File

March 25, 2021 425

Merger Prospectus - 425

425 1 d113401d425.htm 425 Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 Date: March 25, 2021 II-VI to Acquire Coherent March 25, 2021 Forward-looking Statements This presentation contains forward-looking statements rel

March 25, 2021 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): March 25, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 25, 2021 EX-2.1

Agreement and Plan of Merger, dated as of March 25, 2021, by and among Coherent, Inc., II-VI Incorporated and Watson Merger Sub Inc.

Exhibit 2.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER by and among COHERENT, INC., II-VI INCORPORATED, and WATSON MERGER SUB INC. Dated as of March 25, 2021 TABLE OF CONTENTS Article I THE MERGER 2 Section 1.1 The Merger 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Merger 2 Section 1.5 Organizational Documents 3 Section 1.6 Directors and Officers 3 Section 1

March 25, 2021 EX-99.1

Coherent Board Accepts II-VI Acquisition Proposal Terminating Lumentum Merger Agreement Entering Into Merger Agreement with II-VI on Terms of March 17, 2021 Proposal

Exhibit 99.1 Coherent Board Accepts II-VI Acquisition Proposal Terminating Lumentum Merger Agreement Entering Into Merger Agreement with II-VI on Terms of March 17, 2021 Proposal SANTA CLARA, CA, March 25, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that its board of directors has determined, after consultation with its financial and legal advisors, that the previously disclosed acquisiti

March 25, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 Under the Securities Act of 1933 as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended, Subject Company: Coherent, Inc. Commission File No.: 001-33962 Note to All Employees From: Andy Mattes To: All Employees Subject: Transaction Update Date: Thursday, March 25, 2021 Colleagues, As promised, I?m writin

March 25, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 Under the Securities Act of 1933 as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Employee Key Messages · This morning, we announced that the Board determined that the acquisition proposal we received from II-VI on March 17, 2021 cont

March 25, 2021 EX-99.1

Coherent Board Accepts II-VI Acquisition Proposal Terminating Lumentum Merger Agreement Entering Into Merger Agreement with II-VI on Terms of March 17, 2021 Proposal

Exhibit 99.1 Coherent Board Accepts II-VI Acquisition Proposal Terminating Lumentum Merger Agreement Entering Into Merger Agreement with II-VI on Terms of March 17, 2021 Proposal SANTA CLARA, CA, March 25, 2021 ? Coherent, Inc. (NASDAQ: COHR) today announced that its board of directors has determined, after consultation with its financial and legal advisors, that the previously disclosed acquisiti

March 25, 2021 8-K

Termination of a Material Definitive Agreement, Entry into a Material Definitive Agreement

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 25, 2021 (March 24, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Com

March 25, 2021 425

Merger Prospectus - 425

Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc.

March 25, 2021 425

Merger Prospectus - 425

425 1 tm213408d48425.htm 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): March 25, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpo

March 24, 2021 425

Merger Prospectus - 425

425 1 d163053d425.htm 425 Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 Date: March 24, 2021 II-VI Incorporated Maintains its Current Proposal for Coherent Believes Current Proposal Remains Superior PITTSBURGH, March 2

March 23, 2021 425

Merger Prospectus - 425

425 1 tm213408d44425.htm 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): March 23, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpo

March 23, 2021 EX-99.1

Coherent Confirms Receipt of New Acquisition Proposal from Lumentum

Exhibit 99.1 Coherent Confirms Receipt of New Acquisition Proposal from Lumentum SANTA CLARA, CA, March 23, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that it has received a new acquisition proposal from Lumentum Holdings Inc. (NASDAQ: LITE). Under the terms of Lumentum’s new proposal, each share of Coherent common stock would be exchanged for $230.00 in cash and 0.6724 of a share of Lum

March 23, 2021 425

Merger Prospectus - 425

425 1 d154921d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on March 23, 2021. Lumentum Announces Revised Proposal for Coherent SAN JOSE, Calif., Mar

March 23, 2021 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): March 23, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 19, 2021 DEFA14A

- DEFA14A

DEFA14A 1 a20-308725defa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (a

March 19, 2021 425

Merger Prospectus - 425

425 1 d145819d425.htm 425 Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 Date: March 19, 2021 Bain Capital Investment Thesis March 19, 2021 Forward-looking Statements This communication contains forward-looking statemen

March 19, 2021 DEF 14A

Schedule 14A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 18, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Note to All Employees From: Andy Mattes To: All Employees Subject: Transaction Update Date: Thursday, March 18, 2021 Colleagues, As promised, I?m writi

March 18, 2021 EX-99.1

Coherent Board Confirms Receipt of Revised II-VI Acquisition Proposal Coherent Board Determines Revised II-VI Acquisition Proposal Is Superior to Lumentum Merger Agreement

Exhibit 99.1 Coherent Board Confirms Receipt of Revised II-VI Acquisition Proposal Coherent Board Determines Revised II-VI Acquisition Proposal Is Superior to Lumentum Merger Agreement SANTA CLARA, CA, March 18, 2021 ? Coherent, Inc. (NASDAQ: COHR) today confirmed receipt of a revised acquisition proposal from II-VI Incorporated (NASDAQ: IIVI). Under the terms of II-VI?s revised proposal, each sha

March 18, 2021 425

Merger Prospectus - 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): March 18, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File

March 18, 2021 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): March 18, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 18, 2021 EX-99.1

Coherent Board Confirms Receipt of Revised II-VI Acquisition Proposal Coherent Board Determines Revised II-VI Acquisition Proposal Is Superior to Lumentum Merger Agreement

Exhibit 99.1 Coherent Board Confirms Receipt of Revised II-VI Acquisition Proposal Coherent Board Determines Revised II-VI Acquisition Proposal Is Superior to Lumentum Merger Agreement SANTA CLARA, CA, March 18, 2021 ? Coherent, Inc. (NASDAQ: COHR) today confirmed receipt of a revised acquisition proposal from II-VI Incorporated (NASDAQ: IIVI). Under the terms of II-VI?s revised proposal, each sha

March 18, 2021 425

Merger Prospectus - 425

425 1 d109577d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on March 18, 2021. Lumentum Comments on Notification from Coherent of a Company Superior

March 18, 2021 425

Merger Prospectus - 425

425 1 tm213408d42425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Employee Key Messages · Yesterday, we announced that Coherent had received another revised acquisition proposal from Lumen

March 18, 2021 425

Merger Prospectus - 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): March 18, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 18, 2021 425

Merger Prospectus - FORM 425

Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc.

March 17, 2021 EX-99.1

Coherent Confirms Receipt of New Acquisition Proposal from Lumentum

Exhibit 99.1 Coherent Confirms Receipt of New Acquisition Proposal from Lumentum SANTA CLARA, CA, March 17, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that it has received a new acquisition proposal from Lumentum Holdings Inc. (NASDAQ: LITE). Under the terms of Lumentum’s new proposal, each share of Coherent common stock would be exchanged for $220.00 in cash and 0.61 of a share of Lumen

March 17, 2021 425

Merger Prospectus - 425

425 1 tm213408d38425.htm 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): March 17, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpo

March 17, 2021 EX-99.1

Coherent Confirms Receipt of New Acquisition Proposal from Lumentum

Exhibit 99.1 Coherent Confirms Receipt of New Acquisition Proposal from Lumentum SANTA CLARA, CA, March 17, 2021 ? Coherent, Inc. (NASDAQ: COHR) today announced that it has received a new acquisition proposal from Lumentum Holdings Inc. (NASDAQ: LITE). Under the terms of Lumentum?s new proposal, each share of Coherent common stock would be exchanged for $220.00 in cash and 0.61 of a share of Lumen

March 17, 2021 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): March 17, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 17, 2021 425

Merger Prospectus - 425

425 1 d135978d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on March 17, 2021. FOR IMMEDIATE RELEASE Lumentum Announces Revised Proposal for Coherent

March 16, 2021 425

Merger Prospectus - 425

425 1 d120694d425.htm 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): March 16, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorp

March 12, 2021 425

Merger Prospectus - 425

425 1 d109782d425.htm 425 Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 Date: March 12, 2021 II-VI Offer to Acquire Coherent March 12, 2021 Forward-looking Statements This press release contains forward-looking stateme

March 12, 2021 425

Merger Prospectus - 425

425 1 d144802d425.htm 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): March 12, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorp

March 12, 2021 425

Merger Prospectus - 425

425 1 tm219543d3425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Employee Key Messages · On Wednesday, we announced that our Board had received a revised acquisition proposal from Lumentum

March 12, 2021 EX-99.1

Coherent Board Determines New II-VI Proposal Is Superior to Amended Lumentum Merger Agreement

Exhibit 99.1 Coherent Board Determines New II-VI Proposal Is Superior to Amended Lumentum Merger Agreement SANTA CLARA, CA, March 12, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that the company’s board of directors, in consultation with its financial and legal advisors, has determined that a revised acquisition proposal Coherent received from II-VI Incorporated (NASDAQ: IIVI) on March 11

March 12, 2021 425

Merger Prospectus - 425

425 1 d133972d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on March 12, 2021. FOR IMMEDIATE RELEASE Lumentum Comments on Notification from Coherent

March 12, 2021 425

Merger Prospectus - 425

425 1 tm219543d2425.htm 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): March 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpor

March 12, 2021 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): March 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 12, 2021 EX-99.1

Coherent Board Determines New II-VI Proposal Is Superior to Amended Lumentum Merger Agreement

EX-99.1 2 tm219543d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Coherent Board Determines New II-VI Proposal Is Superior to Amended Lumentum Merger Agreement SANTA CLARA, CA, March 12, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that the company’s board of directors, in consultation with its financial and legal advisors, has determined that a revised acquisition proposal Coherent received from I

March 12, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Note to All Employees From: Andy Mattes To: All Employees Subject: Transaction Update Date: Friday, March 12, 2021 Colleagues, As promised, I?m writing

March 10, 2021 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): March 10, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numb

March 10, 2021 EX-2.1

Amended and Restated Agreement and Plan of Merger, dated as of March 9, 2021, by and among Coherent, Inc., Lumentum Holdings Inc., Cheetah Acquisition Sub, Inc. and Cheetah Acquisition Sub LLC.

EX-2.1 2 tm213408d31ex2-1.htm EXHIBIT 2.1 Exhibit 2.1 CONFIDENTIAL EXECUTION VERSION AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER by and among COHERENT, INC., LUMENTUM HOLDINGS INC., CHEETAH ACQUISITION SUB, INC., and CHEETAH ACQUISITION SUB LLC Dated as of March 9, 2021 TABLE OF CONTENTS Article I THE MERGER 2 Section 1.1 The Merger 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Sectio

March 10, 2021 8-K

Entry into a Material Definitive Agreement

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, 2021 ( March 9, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Com

March 10, 2021 425

Merger Prospectus - 425

425 1 tm213408d36425.htm 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): March 10, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorpo

March 10, 2021 EX-99.1

Coherent Signs Revised Merger Agreement with Lumentum

EX-99.1 2 tm213408d32ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Coherent Signs Revised Merger Agreement with Lumentum SANTA CLARA, CA, March 10, 2021 – Coherent, Inc. (NASDAQ: COHR) today announced that it has entered into a revised merger agreement with Lumentum Holdings Inc. (NASDAQ: LITE). Under the terms of the revised merger agreement, each share of Coherent common stock will be exchanged for $175.

March 10, 2021 425

Merger Prospectus - 425

425 1 tm213408d35425.htm 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): March 10, 2021 ( March 9, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisd

March 10, 2021 425

Merger Prospectus - 425

425 1 tm213408d34425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Employee Key Messages · On Monday, we announced that – after conducting a thorough review of all the acquisition proposals

March 10, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Note to All Employees From: Andy Mattes To: All Employees Subject: Transaction Update Date: Wednesday, March 10, 2021 Colleagues, As promised, I’m writ

March 10, 2021 425

Merger Prospectus - 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): March 10, 2021 (March 9, 2021) Lumentum Holdings Inc. (Exact name of Registrant as specified in its charter) Delaware 001-36861 47-3108385 (State or Other Jurisdiction of Incorporatio

March 9, 2021 425

Merger Prospectus - FORM 425

Filed by II-VI Incorporated pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc.

March 8, 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): March 8, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numbe

March 8, 2021 425

Merger Prospectus - 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): March 8, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission File N

March 8, 2021 425

Merger Prospectus - 425

425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communications were first made available on March 8, 2021. Lumentum Comments on Notification from Coherent of a Company Superior Proposal SAN JOSE, Ca

March 8, 2021 EX-99.1

COHERENT BOARD DETERMINES REVISED II-VI PROPOSAL IS SUPERIOR TO LUMENTUM MERGER AGREEMENT

Exhibit 99.1 COHERENT BOARD DETERMINES REVISED II-VI PROPOSAL IS SUPERIOR TO LUMENTUM MERGER AGREEMENT SANTA CLARA, CA, March 8, 2021 ? Coherent, Inc. (NASDAQ: COHR) (?Coherent?) today announced that the company?s board of directors, in consultation with its financial and legal advisors, has unanimously determined that a revised acquisition proposal Coherent received from II-VI Incorporated (NASDA

March 8, 2021 EX-99.1

COHERENT BOARD DETERMINES REVISED II-VI PROPOSAL IS SUPERIOR TO LUMENTUM MERGER AGREEMENT

Exhibit 99.1 COHERENT BOARD DETERMINES REVISED II-VI PROPOSAL IS SUPERIOR TO LUMENTUM MERGER AGREEMENT SANTA CLARA, CA, March 8, 2021 ? Coherent, Inc. (NASDAQ: COHR) (?Coherent?) today announced that the company?s board of directors, in consultation with its financial and legal advisors, has unanimously determined that a revised acquisition proposal Coherent received from II-VI Incorporated (NASDA

March 8, 2021 425

Merger Prospectus - 425

425 1 a21-340830425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 From: Andy Mattes To: All Employees Subject: Transaction Update Date: Monday, March 8, 2021 Colleagues, This morning, we an

March 8, 2021 425

Merger Prospectus - 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): March 8, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File Numbe

March 8, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Acquisition Updates. March 8, 2021 Employee Key Messages · This morning, we announced that Coherent’s Board of Directors determined that a revised acqu

March 8, 2021 425

Merger Prospectus - 425

425 1 d219573d425.htm 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): March 8, 2021 MKS INSTRUMENTS, INC. (Exact name of registrant as specified in its charter) Massachusetts 000-23621 04-2277512 (State or other jurisdiction of

March 4, 2021 425

Merger Prospectus - 425

Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communications were first made available on March 3, 2021 at the Raymond James 42nd Annual Institutional Investor Conference. CORPORATE PARTICIPANTS Simon

February 17, 2021 425

Merger Prospectus - 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): February 17, 2021 MKS INSTRUMENTS, INC. (Exact name of registrant as specified in its charter) Massachusetts 000-23621 04-2277512 (State or other jurisdiction of incorporation) (Commi

February 16, 2021 425

Merger Prospectus - 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): February 16, 2021 MKS INSTRUMENTS, INC. (Exact name of registrant as specified in its charter) Massachusetts 000-23621 04-2277512 (State or other jurisdiction of incorporation) (Commi

February 16, 2021 425

Merger Prospectus - 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): February 16, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File N

February 16, 2021 EX-99.1

COHERENT TO ENGAGE IN DISCUSSIONS WITH II-VI

Exhibit 99.1 Investors: Charlie Koons Brunswick Group (917) 246-1458 Media: Jonathan Doorley / Rebecca Kral Brunswick Group (917) 459-0419 / (917) 818-9002 COHERENT TO ENGAGE IN DISCUSSIONS WITH II-VI ? Continues evaluation of potential MKS transaction and discussions with MKS ? Continues to recommend Lumentum merger at this time SANTA CLARA, CA, February 16, 2021 ? Coherent, Inc. (NASDAQ: COHR) t

February 16, 2021 EX-99.1

COHERENT TO ENGAGE IN DISCUSSIONS WITH II-VI

EX-99.1 2 tm213408d25ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Investors: Charlie Koons Brunswick Group (917) 246-1458 Media: Jonathan Doorley / Rebecca Kral Brunswick Group (917) 459-0419 / (917) 818-9002 COHERENT TO ENGAGE IN DISCUSSIONS WITH II-VI · Continues evaluation of potential MKS transaction and discussions with MKS · Continues to recommend Lumentum merger at this time SANTA CLARA, CA, Februa

February 16, 2021 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, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File N

February 12, 2021 425

Merger Prospectus - 425

425 1 d135236d425.htm 425 Filed by II-VI Incorporated Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 of the Securities Exchange Act of 1934 Subject Company: Coherent Inc Commission File No. 001-33962 II-VI Incorporated 375 Saxonburg Boulevard Saxonburg, PA 16056 February 12, 2021 Dear One II-VI Employees, I am very pleased to report that we announced

February 12, 2021 425

Merger Prospectus - 425

Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communications were first made available on February 11, 2021 at the Goldman Sachs Technology and Internet Conference. Lumentum Holdings February 11, 2021

February 12, 2021 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 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File N

February 12, 2021 EX-99.1

COHERENT CONFIRMS RECEIPT OF UNSOLICITED PROPOSAL FROM II-VI INCORPORATED

Exhibit 99.1 Investors: Charlie Koons Brunswick Group (917) 246-1458 Media: Jonathan Doorley / Rebecca Kral Brunswick Group (917) 459-0419 / (917) 818-9002 COHERENT CONFIRMS RECEIPT OF UNSOLICITED PROPOSAL FROM II-VI INCORPORATED SANTA CLARA, CA, February 12, 2021 ? Coherent, Inc. (NASDAQ: COHR) (?Coherent?) today announced that it has received an unsolicited acquisition proposal from II-VI Incorp

February 12, 2021 425

Merger Prospectus - 425

425 1 d135236d425.htm 425 Filed by II-VI Incorporated Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 of the Securities Exchange Act of 1934 Subject Company: Coherent Inc Commission File No. 001-33962 II-VI Incorporated 375 Saxonburg Boulevard Saxonburg, PA 16056 February 12, 2021 Dear One II-VI Employees, I am very pleased to report that we announced

February 12, 2021 425

Merger Prospectus - 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): February 12, 2021 II-VI Incorporated (Exact Name of Registrant as Specified in Charter) PENNSYLVANIA 001-39375 25-1214948 (State or Other Jurisdiction of Incorporation) (Commission Fi

February 12, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 From: Andy Mattes To: All Employees Subject: Transaction Update Date: Friday, February 12, 2021 As promised, we are writing to keep you informed about

February 12, 2021 425

Merger Prospectus - 425

425 1 tm213408d23425.htm 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): February 12, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of inco

February 11, 2021 425

Merger Prospectus - 425

425 1 d95510d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on February 11, 2021. Lumentum Highlights Misleading Statements by MKS Instruments in Prop

February 10, 2021 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 10, 2021 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File N

February 10, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended January 2, 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:

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.: 9)*

SC 13G/A 1 tv0575-coherentinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Coherent Inc. Title of Class of Securities: Common Stock CUSIP Number: 192479103 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule

February 10, 2021 EX-99.1

Coherent, Inc. Reports First Fiscal Quarter Results

EX-99.1 2 cohrform8kxexhibitxq1x2021.htm EX-99.1 Exhibit 99.1 February 10, 2021 Press Release No. 1488 For Immediate Release: Coherent, Inc. Reports First Fiscal Quarter Results SANTA CLARA, CA, February 10, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world’s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and i

February 9, 2021 SC 13G

UNITED STATES 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 (Amendme

UNITED STATES 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 (Amendment No. )* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) 12/31/2020 (Date of Event Which Requires

February 8, 2021 425

Merger Prospectus - 425

425 1 tm213408d21425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 From: Andy Mattes To: All Employees Subject: Transaction Update Date: Monday, February 8, 2021 As you know, on January 19t

February 8, 2021 EX-99.1

COHERENT CONFIRMS RECEIPT OF UNSOLICITED PROPOSAL FROM MKS INSTRUMENTS Announces Intention to Enter into Discussions with MKS

EX-99.1 2 tm213408d19ex99-1.htm EXHIBIT 99.1 EXHIBIT 99.1 Investors: Charlie Koons Brunswick Group (917) 246-1458 Media: Jonathan Doorley / Rebecca Kral Brunswick Group (917) 459-0419 / (917) 818-9002 COHERENT CONFIRMS RECEIPT OF UNSOLICITED PROPOSAL FROM MKS INSTRUMENTS Announces Intention to Enter into Discussions with MKS SANTA CLARA, CA, February 8, 2021 – Coherent, Inc. (NASDAQ: COHR) (“Coher

February 8, 2021 425

Merger Prospectus - 425

425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on February 8, 2021. Lumentum Comments on Proposal by MKS Instruments to Acquire Coherent Lumentum Believes its

February 8, 2021 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 8, 2021 (February 8, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation)

February 8, 2021 425

Merger Prospectus - 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): February 8, 2021 (February 8, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation)

February 8, 2021 425

Merger Prospectus - 425

425 1 d119201d425.htm 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): February 8, 2021 MKS INSTRUMENTS, INC. (Exact name of registrant as specified in its charter) Massachusetts 000-23621 04-2277512 (State or other jurisdiction

February 5, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 2

SC 13G/A 1 coherentinc13ga2123120.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 4, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Coherent, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 2, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 2

SC 13G/A 1 coherentinc13ga1123120.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 2, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Coherent Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 192479103 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

February 2, 2021 425

Merger Prospectus - 425

425 1 d127146d425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communications were first made available on February 2, 2021 during Lumentum Holdings, Inc.’s Q2 2021 earnings call. Alan S. Low

February 1, 2021 EX-10.6

2005 Deferred Compensation Plan

EX-10.6 2 tm2030872d3ex10-6.htm EXHIBIT 10.6 Exhibit 10.6 COHERENT, INC. 2005 DEFERRED COMPENSATION PLAN Table of Contents Page Article I Definitions 1 1.1 Definitions 1 Article II Participation 5 2.1 Date of Participation 5 2.2 Resumption of Participation Following Return to Service 5 2.3 Change in Employment Status 5 Article III Contributions 5 3.1 Deferral Contributions 5 3.2 Accounts 7 3.3 Com

February 1, 2021 EX-10.20

Termination Agreement, dated June 30, 2020, between Coherent Munich GmbH & Co. KG and Thomas Merk

Exhibit 10.20 Aufhebungsvertrag Termination Agreement zwischen: Between (1) Coherent Munich GmbH & Co. KG, vertreten durch die CBL Verwaltungsgesellschaft mbH, Zeppelinstr. 10, 82205 Gilching, (1) Coherent Munich GmbH & Co. KG, represented by the CBL Verwaltungsgesellschaft mbH, Zeppelinstr. 10, 82205 Gilching – nachfolgend "Gesellschaft" – – in the following "Company" – (2) Herrn Thomas Merk, Wet

February 1, 2021 EX-10.16

Equity Incentive Plan – Form of Global Restricted Stock Unit Agreement

Exhibit 10.16 COHERENT EQUITY INCENTIVE PLAN GLOBAL RESTRICTED STOCK UNIT AGREEMENT 1. Grant. The Company hereby grants to the Employee named in the Notice of Grant of Award and Award Agreement (the “Notice of Grant”) an award of Restricted Stock Units (“RSUs”), as set forth in the Notice of Grant, subject to the terms and conditions in this agreement, including the additional terms and restrictiv

February 1, 2021 10-K/A

Annual Report - FORM 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended October 3, 2020 or ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33962 COHERENT, INC. Delaware 94-162

February 1, 2021 EX-10.25

Agreement, dated January 18, 2021, between the Company and Kevin Palatnik terminating the Executive Transition Services Agreement, dated August 20, 2020, between the Company and Kevin Palatnik

EX-10.25 5 tm2030872d3ex10-25.htm EXHIBIT 10.25 Exhibit 10.25 AGREEMENT THIS AGREEMENT (“Agreement”) is entered into as of January 18, 2021 (“Execution Date”) by Kevin Palatnik (“Executive”) and Coherent, Inc. for and on behalf of itself and its predecessors, assigns, parents, subsidiaries, branches, affiliated entities and related entities (collectively “Company”). Executive and Company are colle

January 20, 2021 425

Merger Prospectus - 425

425 1 tm213408d17425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Lumentum Holdings Inc. and Coherent, Inc. Combination Conference Call January 19, 2021 Lumentum Holdings, Inc. and Coheren

January 20, 2021 425

Merger Prospectus - 425

425 1 tm213409d13425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. Lumentum Holdings Inc. and Coherent, Inc. Combination Conference

January 20, 2021 EX-2.1

Agreement and Plan of Merger, dated as of January 18, 2021, by and among Coherent, Inc., Lumentum Holdings Inc., Cheetah Acquisition Sub, Inc. and Cheetah Acquisition Sub LLC.*

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among COHERENT, INC., LUMENTUM HOLDINGS INC., CHEETAH ACQUISITION SUB, INC., and CHEETAH ACQUISITION SUB LLC Dated as of January 18, 2021 TABLE OF CONTENTS Article I THE MERGERS 2 Section 1.1 The Mergers 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Mergers 3 Section 1.5 Organizational Documents 3 Section 1.6 Directo

January 20, 2021 425

Merger Prospectus - 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): January 20, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation)

January 20, 2021 EX-2.1

Agreement and Plan of Merger, dated as of January 18, 2021, by and among Coherent, Inc., Lumentum Holdings Inc., Cheetah Acquisition Sub, Inc. and Cheetah Acquisition Sub LLC.

EX-2.1 2 tm213408d3ex2-1.htm EXHIBIT 2.1 Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among COHERENT, INC., LUMENTUM HOLDINGS INC., CHEETAH ACQUISITION SUB, INC., and CHEETAH ACQUISITION SUB LLC Dated as of January 18, 2021 TABLE OF CONTENTS Article I THE MERGERS 2 Section 1.1 The Mergers 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Mergers 3 Section 1.5 Organ

January 20, 2021 8-K

Financial Statements and Exhibits, Entry into a Material Definitive Agreement - FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 20, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation)

January 19, 2021 EX-99.1

Coherent, Inc. Provides Preliminary Fiscal First Quarter 2021 Financial Results

EX-99.1 3 tm213408d5ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 January 19, 2021 Press Release No. 1487 For Immediate Release: Coherent, Inc. Provides Preliminary Fiscal First Quarter 2021 Financial Results SANTA CLARA, CA, January 19, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world’s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scienti

January 19, 2021 425

Merger Prospectus - 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): January 19, 2021 (January 18, 2021) Lumentum Holdings Inc. (Exact name of Registrant as specified in its charter) Delaware 001-36861 47-3108385 (State or Other Jurisdiction of Incorpo

January 19, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 All Hands Outline Today is an important and exciting day for Coherent – late last night we signed a definitive agreement to combine with Lumentum to cr

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d5425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. SUBJECT LINE: Exciting News! Lumentum to Acquire Coherent January

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d8425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. SUBJECT LINE: Exciting News from Lumentum and Coherent January 19,

January 19, 2021 EX-3.1

Second Amended and Restated By-Laws of Coherent, Inc., effective as of January 18, 2021.

EX-3.1 2 tm213408d15ex3-1.htm EXHIBIT 3.1 Exhibit 3.1 SECOND AMENDED AND RESTATED BY-LAWS OF COHERENT, INC. TABLE OF CONTENTS Page ARTICLE I CORPORATE OFFICES 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II MEETINGS OF STOCKHOLDERS 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 NOTICE OF STOCKHOLDERS’ MEETINGS 1 2.5 MANNER OF GIVING NOTICE; AFFIDAVIT OF NOTICE 2 2.6

January 19, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Dear Valued Customers, We are very excited with today’s announcement of a definitive agreement under which Coherent will combine with Lumentum to creat

January 19, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 COHR Social Media Posts NOTE: TO PROVIDE OPTIONALITY, SEVERAL DRAFT SOCIAL MEDIA POSTS FOR EACH PLATFORM ARE INCLUDED. For all platforms, consider incl

January 19, 2021 425

Merger Prospectus - 425

Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. SUBJECT LINE: Exciting News from Lumentum and Coherent January 19, 2021 Dear Valued Supplier a

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d11425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. LITE Coherent Supplier FAQ 1. Why are you joining forces with and

January 19, 2021 EX-99.1

LUMENTUM AND COHERENT TO COMBINE, UNITING GLOBAL INDUSTRY LEADERS TO ACCELERATE THE FUTURE OF PHOTONICS

EX-99.1 2 tm213408d14ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 NEWS RELEASE LUMENTUM AND COHERENT TO COMBINE, UNITING GLOBAL INDUSTRY LEADERS TO ACCELERATE THE FUTURE OF PHOTONICS • Lumentum to acquire Coherent in a $5.7 billion cash and stock transaction • Brings together highly complementary, best-in-class portfolios and teams to accelerate photonic innovation, and significantly expands Lumentum’s pe

January 19, 2021 EX-3.1

Second Amended and Restated Bylaws of Coherent, Inc., effective as of January 18, 2021

EX-3.1 2 tm213408d5ex3-1.htm EXHIBIT 3.1 Exhibit 3.1 SECOND AMENDED AND RESTATED BY-LAWS OF COHERENT, INC. TABLE OF CONTENTS Page ARTICLE I CORPORATE OFFICES 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II MEETINGS OF STOCKHOLDERS 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 NOTICE OF STOCKHOLDERS’ MEETINGS 1 2.5 MANNER OF GIVING NOTICE; AFFIDAVIT OF NOTICE 2 2.6 Q

January 19, 2021 EX-99.1

Coherent, Inc. Provides Preliminary Fiscal First Quarter 2021 Financial Results

EX-99.1 3 tm213408d15ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 January 19, 2021 Press Release No. 1487 For Immediate Release: Coherent, Inc. Provides Preliminary Fiscal First Quarter 2021 Financial Results SANTA CLARA, CA, January 19, 2021 - Coherent, Inc. (NASDAQ, COHR), one of the world’s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scient

January 19, 2021 EX-99.1

LUMENTUM AND COHERENT TO COMBINE, UNITING GLOBAL INDUSTRY LEADERS TO ACCELERATE THE FUTURE OF PHOTONICS

Exhibit 99.1 NEWS RELEASE LUMENTUM AND COHERENT TO COMBINE, UNITING GLOBAL INDUSTRY LEADERS TO ACCELERATE THE FUTURE OF PHOTONICS • Lumentum to acquire Coherent in a $5.7 billion cash and stock transaction • Brings together highly complementary, best-in-class portfolios and teams to accelerate photonic innovation, and significantly expands Lumentum’s penetration of the more than $10 billion market

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213408d14425.htm 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):January 19, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jur

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d6425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. SUBJECT LINE: Excited to Welcome Coherent to Lumentum January 19,

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213408d10425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Lumentum and Coherent Transaction FAQ January 19, 2021 General 1. Why did Coherent enter into this transaction? · Both Coh

January 19, 2021 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):January 19, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (

January 19, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Lumentum and Coherent Transaction FAQ January 19, 2021 General 1. Why did Coherent enter into this transaction? · Both Coherent and Lumentum are leader

January 19, 2021 425

Merger Prospectus - 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):January 19, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d4425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. + LUMENTUM AND COHERENT TO COMBINE, UNITING GLOBAL INDUSTRY LEADER

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d3425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. Uniting Global Industry Leaders to Accelerate the Future of Photon

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213408d9425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Lumentum and Coherent Transaction FAQ January 19, 2021 General 1. Why did Coherent enter into this transaction? · Both Cohe

January 19, 2021 425

Merger Prospectus - 425

Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. Uniting Global Industry Leaders to Accelerate the Future of Photonics January

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d9425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. LITE Coherent Customer FAQ 1. What did you announce today? · We an

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409-12425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communications were first made available on January 19, 2021. LITE Social Media Posts Twitter @Lumentum and @CoherentInc are

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213408d11425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 From : Andy Mattes To : All Employees Subject : Uniting Global Industry Leaders to Accelerate the Future of Photonics Date

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213409d7425.htm 425 Filed by Lumentum Holdings Inc. Pursuant to Rule 425 Under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Coherent, Inc. Commission File No.: 001-33962 The following communication was first made available on January 19, 2021. LITE Coherent Employee FAQ Why are we joining forces with and acqu

January 19, 2021 425

Merger Prospectus - 425

425 1 tm213408d6425.htm 425 Filed by Coherent, Inc. Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Coherent, Inc. Commission File No.: 001-33962 Dear Valued Supplier, We are very excited with today’s announcement of a definitive agreement under which Coherent will com

January 19, 2021 8-K

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):January 19, 2021 (January 18, 2021) COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (

December 21, 2020 S-8 POS

- S-8 POS

As filed with the Securities and Exchange Commission on December 21, 2020 Registration No.

December 21, 2020 S-8 POS

- S-8 POS

As filed with the Securities and Exchange Commission on December 21, 2020 Registration No.

December 21, 2020 S-8 POS

- S-8 POS

S-8 POS 1 a20-389736s8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 21, 2020 Registration No. 333-03035 Registration No. 333-80265 Registration No. 333-85854 Registration No. 333-104347 Registration No. 333-115498 Registration No. 333-134062 Registration No. 333-159832 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendmen

December 21, 2020 S-8 POS

- S-8 POS

As filed with the Securities and Exchange Commission on December 21, 2020 Registration No.

December 21, 2020 S-8 POS

- S-8 POS

S-8 POS 1 a20-389732s8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 21, 2020 Registration No. 333-03035 Registration No. 333-80265 Registration No. 333-85854 Registration No. 333-104347 Registration No. 333-115498 Registration No. 333-134062 Registration No. 333-159832 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendmen

December 21, 2020 S-8 POS

- S-8 POS

S-8 POS 1 a20-389731s8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 21, 2020 Registration No. 333-03035 Registration No. 333-80265 Registration No. 333-85854 Registration No. 333-104347 Registration No. 333-115498 Registration No. 333-134062 Registration No. 333-159832 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendmen

December 21, 2020 S-8 POS

- S-8 POS

S-8 POS 1 a20-389737s8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 21, 2020 Registration No. 333-03035 Registration No. 333-80265 Registration No. 333-85854 Registration No. 333-104347 Registration No. 333-115498 Registration No. 333-134062 Registration No. 333-159832 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendmen

December 1, 2020 EX-21.1

Name Jurisdiction of Incorporation Nufibre Pty Ltd. Australia Coherent Canada Inc. Canada Coherent (Beijing) Commercial Company Ltd. China Coherent Nanjing Laser Co. Ltd. China Nanjing Eastern Laser Co., Ltd. China Nanjing Eastern Technologies Co., L

Exhibit 21.1 SUBSIDIARIES The following table sets forth information as to Coherent's subsidiaries as of October 3, 2020, all of which are included in the consolidated financial statements. Coherent owns 100% of the outstanding voting securities of such corporations noted below, either directly or indirectly. Name Jurisdiction of Incorporation Nufibre Pty Ltd. Australia Coherent Canada Inc. Canada

December 1, 2020 10-K

Annual Report - 10-K

Use these links to rapidly review the document TABLE OF CONTENTS ITEM 8 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

December 1, 2020 EX-10.23

Executive Transition Services Agreement, dated August 20, 2020, between the Company and Kevin Palatnik

Exhibit 10.23 EXECUTION COPY EXECUTIVE TRANSITION SERVICES AGREEMENT THIS EXECUTIVE TRANSITION SERVICES AGREEMENT (“Agreement”) is entered into as of August 20, 2020 (“Execution Date”) by Kevin Palatnik (“Executive”) and Coherent, Inc. for and on behalf of itself and its predecessors, successors, assigns, parents, subsidiaries, branches, affiliated entities and related entities (collectively, “Com

November 10, 2020 EX-99.1

Coherent, Inc. Reports Fourth Fiscal Quarter and Year-End Results

Exhibit 99.1 November 10, 2020 Press Release No. 1485 For Immediate Release: Coherent, Inc. Reports Fourth Fiscal Quarter and Year-End Results SANTA CLARA, CA, November 10, 2020 - Coherent, Inc. (NASDAQ, COHR), one of the world?s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today annou

November 10, 2020 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): November 10, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File N

August 20, 2020 8-K

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

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 20, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.

August 20, 2020 EX-99.1

Coherent, Inc.’s Chief Financial Officer, Kevin Palatnik, to retire by March 2021

Exhibit 99.1 PRESS RELEASE | No. 1482 Editorial Contact: Kevin Palatnik EVP & Chief Financial Officer +1 (408) 764-4110 [email protected] For Immediate Release: Coherent, Inc.’s Chief Financial Officer, Kevin Palatnik, to retire by March 2021 Santa Clara, Calif., August 20, 2020 - Coherent, Inc. (Nasdaq: COHR) today announced that the company and Executive Vice President and Chief Financ

August 12, 2020 EX-10.2

Equity Incentive Plan – Form of Global Restricted Stock Unit Agreement

Exhibit 10.2 COHERENT EQUITY INCENTIVE PLAN GLOBAL RESTRICTED STOCK UNIT AGREEMENT 1. Grant. The Company hereby grants to the Service Provider named in the Notice of Grant of Award and Award Agreement (the “Notice of Grant”) an award of Restricted Stock Units (“RSUs”), as set forth in the Notice of Grant, subject to the terms and conditions in this agreement, including any additional terms and con

August 12, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended July 4, 2020 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: 001

August 12, 2020 EX-10.3

Equity Incentive Plan – Form of Performance Restricted Stock Unit Agreement

Exhibit 10.3 COHERENT, INC. [2011] EQUITY INCENTIVE PLAN PERFORMANCE RESTRICTED STOCK UNIT AGREEMENT 1. Grant. The Company hereby grants to the Employee named in the Notice of Grant of Award and Award Agreement (the “Notice of Grant”) an award of Restricted Stock Units (“PRSUs”), as set forth in the Notice of Grant, subject to the terms and conditions in this agreement, including any special terms

August 4, 2020 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): August 4, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.)

August 4, 2020 EX-99.1

Coherent, Inc. Reports Third Fiscal Quarter Results

EX-99.1 2 cohrform8kexhibitq32020.htm EX-99.1 Exhibit 99.1 August 4, 2020 Press Release No. 1480 For Immediate Release: Coherent, Inc. Reports Third Fiscal Quarter Results SANTA CLARA, CA, August 4, 2020 - Coherent, Inc. (NASDAQ, COHR), one of the world’s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial

May 29, 2020 EX-1.01

Conflict Minerals Report for the reporting period January 1, 2019 to December 31, 2019

EX-1.01 2 tm2021173d1ex1-01.htm EXHIBIT 1.01 Exhibit 1.01 Coherent, Inc. Conflict Minerals Report For the year ended December 31, 2019 This Conflict Minerals Report of Coherent, Inc. (“we”, “us” or the “Company”) for calendar year 2019 is provided pursuant to Rule 13p-1 (“Rule 13p-1”) under the Securities Exchange Act of 1934 (the “1934 Act”). Please refer to Rule 13p-1, Form SD and the 1934 Act R

May 29, 2020 SD

- SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State of other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 5100 Patrick Henry Drive, Santa Clara, CA 95054 (Address of princ

May 28, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended April 4, 2020 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: 00

May 27, 2020 EX-99.1

Coherent, Inc. Reports Second Fiscal Quarter Results

Exhibit 99.1 May 27, 2020 Press Release No. 1476 For Immediate Release: Coherent, Inc. Reports Second Fiscal Quarter Results SANTA CLARA, CA, May 27, 2020 - Coherent, Inc. (NASDAQ, COHR), one of the world’s leading providers of lasers, laser-based technologies and laser-based system solutions in a broad range of scientific, commercial and industrial applications, today announced financial results

May 27, 2020 8-K

- FORM 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 27, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (

May 14, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 14, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (

May 14, 2020 EX-99.1

Coherent, Inc. Announces Live Webcast of Second Quarter Fiscal Year 2020 Results

Exhibit 99.1 PRESS RELEASE | No. 1475 Editorial Contact: Kevin Palatnik EVP & Chief Financial Officer +1 (408) 764-4110 [email protected] For Immediate Release: Coherent, Inc. Announces Live Webcast of Second Quarter Fiscal Year 2020 Results Santa Clara, Calif., May 14, 2020 - Coherent, Inc. (Nasdaq: COHR) today announced that it plans to report second quarter fiscal year 2020 results af

May 6, 2020 EX-99.1

Coherent, Inc. Announces Live Webcast of Second Quarter Fiscal Year 2020 Results

EX-99.1 2 tm2018749d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 PRESS RELEASE | No. 1474 Editorial Contact: Kevin Palatnik EVP & Chief Financial Officer +1 (408) 764-4110 [email protected] For Immediate Release: Coherent, Inc. Announces Live Webcast of Second Quarter Fiscal Year 2020 Results Santa Clara, Calif., May 6, 2020 - Coherent, Inc. (Nasdaq: COHR) today announced that it plans to repor

May 6, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 6, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.) (I

April 30, 2020 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): April 27, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.)

April 27, 2020 EX-99.1

Equity Incentive Plan

Exhibit 99.1 COHERENT EQUITY INCENTIVE PLAN 1. Purposes of the Plan. The purposes of this Equity Incentive Plan are to attract and retain the best available personnel for positions of substantial responsibility, to provide additional incentive to Service Providers and to promote the success of the Company. Awards to Service Providers granted hereunder may be Incentive Stock Options, Nonstatutory S

April 27, 2020 S-8

- FORM S-8

As filed with the Securities and Exchange Commission on April 27, 2020 Registration No.

April 23, 2020 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 (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): March 31, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (

April 6, 2020 EX-99.1

Coherent Appoints Andy Mattes as new CEO

EX-99.1 3 tm2015093d1ex99-1.htm EXHIBIT 99.1 Exhibt 99.1 PRESS RELEASE | No. 1472 Editorial Contact: Jeff Nolan Director, Global Marketing Communications +1 (650) 549-4062 [email protected] For Immediate Release: Coherent Appoints Andy Mattes as new CEO SANTA CLARA, Calif., April 6, 2020 /PRNewswire/ - Coherent, Inc. (NASDAQ: COHR) and its Board of Directors has named Andreas “Andy” W. Matte

April 6, 2020 8-K

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

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, 2020 COHERENT, INC. (Exact name of registrant as specified in its charter) Delaware 001-33962 94-1622541 (State or other jurisdiction of incorporation) (Commission File No.)

April 6, 2020 DEF 14A

Schedule 14A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

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