COHERENT CORP. (COHR) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-11 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: COHERENT CORP. (COHR) CIK: 0000820318 --- Reporting Owner --- Name: Xia Howard H. CIK: 0001517296 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-11 | Code: M (Exercise of derivative) Shares: +2,000 | Price: $21.67 Total Value: $43,340.00 Shares Owned After: 52,298 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-05-11 | Code: S (Open market sale) Shares: -500 | Price: $344.00 Total Value: $172,000.00 Shares Owned After: 51,798 | Ownership: D (Direct) [Transaction #3] Security: Common Stock Date: 2026-05-11 | Code: S (Open market sale) Shares: -500 | Price: $348.00 Total Value: $174,000.00 Shares Owned After: 51,298 | Ownership: D (Direct) [Transaction #4] Security: Common Stock Date: 2026-05-11 | Code: S (Open market sale) Shares: -500 | Price: $358.00 Total Value: $179,000.00 Shares Owned After: 50,798 | Ownership: D (Direct) [Transaction #5] Security: Common Stock Date: 2026-05-11 | Code: S (Open market sale) Shares: -500 | Price: $368.00 Total Value: $184,000.00 Shares Owned After: 50,298 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Option (Right to Buy) Date: 2026-05-11 | Code: M (Exercise of derivative) Shares: -2,000 | Price: $0.00 Exercisable: N/A | Expires: 2026-08-20 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F1] These options vested in four equal annual installments beginning on August 17, 2017. --- Footnotes (Complete Index) --- F1: These options vested in four equal annual installments beginning on August 17, 2017. --- Signature --- /s/ /s/ Christopher M. Forrester, Attorney-in-Fact (2026-05-13)