Coherent (COHR)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-28 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: COHERENT CORP. (COHR) CIK: 0000820318 --- Reporting Owner --- Name: Place Jeffrey B. CIK: 0002138361 Role: Officer (Chief Supply Chain Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-28 | Code: A (Grant or award) Shares: +3,358 | Price: $0.00 Shares Owned After: 21,099 | Ownership: D (Direct) Footnotes: [F1] These shares represent a restricted stock unit award granted to the reporting person. One-third (1/3) of the restricted stock units will vest on August 28, 2027, and the remaining two-thirds (2/3) of the restricted stock units will vest in eight equal quarterly installments beginning on November 28, 2027. [F2] Includes 83 shares acquired in non-reportable transactions through Coherent Corp.'s employee stock purchase plan. --- Footnotes (Complete Index) --- F1: These shares represent a restricted stock unit award granted to the reporting person. One-third (1/3) of the restricted stock units will vest on August 28, 2027, and the remaining two-thirds (2/3) of the restricted stock units will vest in eight equal quarterly installments beginning on November 28, 2027. F2: Includes 83 shares acquired in non-reportable transactions through Coherent Corp.'s employee stock purchase plan. --- Signature --- /s/ /s/ Christopher M. Forrester, Attorney-in-Fact (2026-09-01)