Coherent Corp. SEC filings COHR
Coherent Corp. has 1,005 filings in SEC EDGAR's recent list, going back to Aug 21, 2018. Its latest annual report, Form ARS, was filed on Oct 9, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2026 | — |
| 10-Q | Quarterly report | Nov 4, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2026 | Nov 4, 2026 |
| 4 | Insider transaction | Oct 22, 2026 | Oct 21, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| ARS | Annual report to shareholders | Oct 9, 2026 | Jun 30, 2026 |
| DEFA14A | Additional proxy material | Oct 9, 2026 | — |
| DEF 14A | Proxy statement | Oct 9, 2026 | Nov 18, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Nov 28, 2025 |
| 4 | Insider transaction | Oct 7, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Oct 5, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Sep 15, 2026 | Sep 11, 2026 |
| 144 | Notice of proposed sale | Sep 11, 2026 | — |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 144 | Notice of proposed sale | Sep 9, 2026 | — |
| 4 | Insider transaction | Sep 4, 2026 | Sep 2, 2026 |
| 4 | Insider transaction | Sep 2, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 2, 2026 | Aug 31, 2026 |
| 4/A | Form 4/a | Sep 2, 2026 | Mar 6, 2026 |
| 144 | Notice of proposed sale | Sep 2, 2026 | — |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 28, 2026 |
| 144 | Notice of proposed sale | Sep 1, 2026 | — |
| 144 | Notice of proposed sale | Aug 31, 2026 | — |
| 144 | Notice of proposed sale | Aug 31, 2026 | — |
| 144 | Notice of proposed sale | Aug 31, 2026 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 31, 2026 | Aug 27, 2026 |
| 4 | Insider transaction | Aug 20, 2026 | Aug 18, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 10-K | Annual report | Aug 14, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 12, 2026 | Aug 12, 2026 |
| 4 | Insider transaction | Jul 24, 2026 | Jul 22, 2026 |
| 144 | Notice of proposed sale | Jul 22, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 8, 2026 | — |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 3 | Initial insider ownership | Jun 5, 2026 | May 26, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 12, 2026 |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2026 | May 6, 2026 |
| 10-Q | Quarterly report | May 6, 2026 | Mar 31, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 6, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2026 | Apr 27, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 24, 2026 | — |
| 144 | Notice of proposed sale | Apr 22, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 144 | Notice of proposed sale | Mar 17, 2026 | — |
| 144 | Notice of proposed sale | Mar 16, 2026 | — |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 9, 2026 | Mar 6, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 144 | Notice of proposed sale | Mar 6, 2026 | — |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 144 | Notice of proposed sale | Mar 2, 2026 | — |
| 8-K |
Current report
Unregistered share sale, Regulation FD disclosure
|
Mar 2, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 11, 2026 |
| 144 | Notice of proposed sale | Feb 12, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 11, 2026 | — |
| 144/A | Filing | Feb 10, 2026 | — |
| 144 | Notice of proposed sale | Feb 9, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2026 | — |
| 10-Q | Quarterly report | Feb 4, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 4, 2026 | Feb 4, 2026 |
| S-3ASR | Automatic shelf registration | Dec 16, 2025 | — |
| 8-K |
Current report
Other events
|
Dec 16, 2025 | Dec 16, 2025 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 12, 2025 | — |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 4, 2025 | — |
| 4 | Insider transaction | Dec 3, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 3, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Dec 3, 2025 | Dec 2, 2025 |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| 144 | Notice of proposed sale | Dec 2, 2025 | — |
| 4 | Insider transaction | Dec 1, 2025 | Nov 28, 2025 |
| 144 | Notice of proposed sale | Dec 1, 2025 | — |
| 144 | Notice of proposed sale | Nov 28, 2025 | — |
| 4 | Insider transaction | Nov 25, 2025 | Nov 21, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Nov 24, 2025 | — |
| 144 | Notice of proposed sale | Nov 24, 2025 | — |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 144 | Notice of proposed sale | Nov 21, 2025 | — |
| 8-K |
Current report
Other events
|
Nov 21, 2025 | Nov 20, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 4 | Insider transaction | Nov 17, 2025 | Nov 14, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Nov 17, 2025 | Nov 13, 2025 |
| 144 | Notice of proposed sale | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| 4 | Insider transaction | Nov 10, 2025 | Nov 6, 2025 |
| 144 | Notice of proposed sale | Nov 7, 2025 | — |
| 144 | Notice of proposed sale | Nov 7, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 7, 2025 | — |
| 144 | Notice of proposed sale | Nov 6, 2025 | — |
| 10-Q | Quarterly report | Nov 5, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 5, 2025 | Nov 5, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2025 | — |
| 4 | Insider transaction | Oct 31, 2025 | Oct 29, 2025 |
| 4 | Insider transaction | Oct 31, 2025 | Oct 29, 2025 |
| 144 | Notice of proposed sale | Oct 29, 2025 | — |
| 144 | Notice of proposed sale | Oct 29, 2025 | — |
| 4 | Insider transaction | Oct 28, 2025 | Oct 24, 2025 |
| 144 | Notice of proposed sale | Oct 24, 2025 | — |
| 4 | Insider transaction | Oct 23, 2025 | Oct 21, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 11, 2025 |
| ARS | Annual report to shareholders | Oct 2, 2025 | Jun 30, 2025 |
| DEFA14A | Additional proxy material | Oct 2, 2025 | — |
| DEF 14A | Proxy statement | Oct 2, 2025 | Nov 13, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 26, 2025 | Sep 26, 2025 |
| 144 | Notice of proposed sale | Sep 16, 2025 | — |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 144 | Notice of proposed sale | Aug 29, 2025 | — |
| 144 | Notice of proposed sale | Aug 15, 2025 | — |
| 10-K | Annual report | Aug 15, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 144 | Notice of proposed sale | Aug 13, 2025 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 13, 2025 | Aug 13, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 7, 2025 | — |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 144 | Notice of proposed sale | Jul 17, 2025 | — |
| 144 | Notice of proposed sale | Jul 16, 2025 | — |
| 4 | Insider transaction | Jun 16, 2025 | Jun 16, 2025 |
| 144 | Notice of proposed sale | Jun 16, 2025 | — |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 144 | Notice of proposed sale | Jun 11, 2025 | — |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 3, 2025 |
| 144 | Notice of proposed sale | Jun 3, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| 4 | Insider transaction | May 29, 2025 | May 28, 2025 |
| 144 | Notice of proposed sale | May 28, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 28, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 144 | Notice of proposed sale | May 21, 2025 | — |
| 4 | Insider transaction | May 14, 2025 | May 13, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2025 | — |
| 144 | Notice of proposed sale | May 13, 2025 | — |
| 4 | Insider transaction | May 12, 2025 | May 9, 2025 |
| 144 | Notice of proposed sale | May 12, 2025 | — |
| 144 | Notice of proposed sale | May 9, 2025 | — |
| 10-Q | Quarterly report | May 7, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 7, 2025 | May 7, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Feb 28, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 26, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 7, 2025 | — |
| 10-Q | Quarterly report | Feb 5, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 5, 2025 | Feb 5, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 3, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jan 7, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Dec 17, 2024 | Nov 22, 2024 |
| UPLOAD | Letter from the SEC | Dec 17, 2024 | — |
| CORRESP | Letter to the SEC | Dec 17, 2024 | — |
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Company profile
- Industry
- Optical Instruments & Lenses (SIC 3827)
- Listed as
- COHR (NYSE)
- Fiscal year ends
- June 30
- Incorporated in
- PA
- Headquarters
- Saxonburg, PA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 820318
- Former names
- II-VI INC (until Sep 1, 2022)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.