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

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-16 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: 2026-03-16 | Code: M (Exercise of derivative) Shares: +1,000 | Price: $21.67 Total Value: $21,670.00 Shares Owned After: 51,298 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-03-16 | Code: S (Open market sale) Shares: -1,000 | Price: $258.00 Total Value: $258,000.00 Shares Owned After: 50,298 | Ownership: D (Direct) [Transaction #3] Security: Common Stock Date: 2026-03-17 | Code: M (Exercise of derivative) Shares: +3,240 | Price: $21.67 Total Value: $70,210.80 Shares Owned After: 53,538 | Ownership: D (Direct) [Transaction #4] Security: Common Stock Date: 2026-03-17 | Code: S (Open market sale) Shares: -1,000 | Price: $245.57 Total Value: $245,570.00 Shares Owned After: 52,538 | Ownership: D (Direct) [Transaction #5] Security: Common Stock Date: 2026-03-17 | Code: S (Open market sale) Shares: -1,000 | Price: $244.46 Total Value: $244,460.00 Shares Owned After: 51,538 | Ownership: D (Direct) [Transaction #6] Security: Common Stock Date: 2026-03-17 | Code: S (Open market sale) Shares: -1,240 | Price: $236.22 Total Value: $292,912.80 Shares Owned After: 50,298 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Option (Right to Buy) Date: 2026-03-16 | Code: M (Exercise of derivative) Shares: -1,000 | Price: $0.00 Exercisable: N/A | Expires: 2026-08-20 Shares Owned After: 5,240 | Ownership: D (Direct) Footnotes: [F1] These options vested in four equal annual installments beginning on August 17, 2017. [Transaction #2] Security: Option (Right to Buy) Date: 2026-03-17 | Code: M (Exercise of derivative) Shares: -3,240 | Price: $0.00 Exercisable: N/A | Expires: 2026-08-20 Shares Owned After: 2,000 | 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 (2026-03-18)