Coherent Corp. (COHR)Chief Technology Officer sold ~$375K

~$375K

Approx. value · 1,454 sh @ $258.18

49K

Holds after · shares reported

Traded

Mar 10, 2026

Filed

Mar 12, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Dec 18, 2025Congress · 1 personMembers of Congress: 2 sales
2. Feb 4, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
3. Feb 4, 2026CongressDisclosed sale of COHR — reported range $15,001 - $50,000
4. Feb 5, 20265% stakeFMR LLC reported a passive stake (13G) of 15.0%
5. Feb 11, 20265% stakeBCPE Watson (DE) BML, LP filed an activist stake (13D)
6. Feb 12, 2026InsiderCFO sold ~$871K of COHR shares in the open market
7. Mar 2, 2026Company filing · Form 8-K · Unregistered shares, Reg FDSold new shares without registering them, and shared information with investors
8. Mar 2, 2026InsiderOfficer sold ~$814K of COHR shares in the open market
9. Mar 9, 2026InsiderDirector sold ~$857K of COHR shares in the open market
10. Mar 10, 2026 · this disclosureInsiderOfficer sold ~$375K of COHR shares in the open market

What came next

1. Mar 16, 2026InsiderDirector sold ~$258K of COHR shares in the open market
2. Mar 17, 2026Insider · 1 personInsiders: 3 sales (~$783K)
3. Mar 25, 2026CongressDisclosed purchase of COHR — reported range $1,001 - $15,000
4. Mar 26, 20265% stakeThe Vanguard Group reported a passive stake (13G)
5. Apr 22, 2026InsiderCFO sold ~$702K of COHR shares in the open market
6. Apr 24, 20265% stakeBlackRock, Inc. reported a passive stake (13G) of 6.6%
7. Apr 27, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On April 27, 2026 (the “Transition Date”), Giovanni Barbarossa notified Coherent Corp. (the “Company”) of his intention to transition from his role as the Company’s Chief Strategy Officer, effective as of the Transition Date, and retire in September 2026.”
8. Apr 29, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 5.0%
9. Apr 29, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.5%
10. May 6, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
11. May 6, 20265% stakeFMR LLC reported a passive stake (13G) of 12.1%
12. May 11, 2026Insider · 1 personInsiders: 4 sales (~$709K)
13. May 12, 2026InsiderCFO sold ~$746K of COHR shares in the open market
14. Jun 25, 2026CongressDisclosed purchase of COHR — reported range $15,001 - $50,000
15. Jul 8, 20265% stakeFMR LLC reported a passive stake (13G) of 5.6%

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Coherent Corp.

For Coherent Corp., OQRO holds 13 insider filings (SEC Form 4 or Form 144), 1 Congress trade report and 37 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its COHR page.

Other recent filings by Julie Sheridan Eng, Chief Technology Officer

• SEC Form 4 at Coherent Corp. (COHR)Sep 2, 2026
• SEC Form 4 at Coherent Corp. (COHR)Sep 2, 2026
• SEC Form 4 at Coherent Corp. (COHR)Mar 4, 2026
• SEC Form 4 at Coherent Corp. (COHR)Sep 2, 2025
• SEC Form 4 at Coherent Corp. (COHR)Sep 2, 2025

The full history of Julie Sheridan Eng, Chief Technology Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Coherent Corp.

• SEC Form 4Sep 15, 2026
• SEC Form 144Sep 11, 2026
• SEC Form 4Sep 11, 2026
• House Clerk periodic transaction reportSep 10, 2026
• SEC Form 144Sep 9, 2026
• SEC Form 4Sep 4, 2026

Everything OQRO holds on this company is on its COHR page.