Simpson Manufacturing Co., Inc. SEC filings SSD
Simpson Manufacturing Co., Inc. has 1,002 filings in SEC EDGAR's recent list, going back to May 6, 2011. Its latest annual report, Form 10-K, was filed on Feb 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2026 | — |
| 4 | Insider transaction | Sep 11, 2026 | Sep 10, 2026 |
| 144 | Notice of proposed sale | Sep 10, 2026 | — |
| 4 | Insider transaction | Aug 21, 2026 | Aug 18, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Aug 4, 2026 |
| 144 | Notice of proposed sale | Aug 4, 2026 | — |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 6, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 144 | Notice of proposed sale | Dec 12, 2025 | — |
| 3 | Initial insider ownership | Nov 25, 2025 | Nov 17, 2025 |
| 4 | Insider transaction | Nov 12, 2025 | Nov 11, 2025 |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 5, 2025 | — |
| 4 | Insider transaction | Aug 26, 2025 | Aug 25, 2025 |
| 144 | Notice of proposed sale | Aug 25, 2025 | — |
| 4 | Insider transaction | Aug 4, 2025 | Aug 1, 2025 |
| 144 | Notice of proposed sale | Aug 1, 2025 | — |
| 144/A | Filing | May 19, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 144 | Notice of proposed sale | May 14, 2025 | — |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 5, 2025 | May 1, 2025 |
| 144 | Notice of proposed sale | May 1, 2025 | — |
| 144 | Notice of proposed sale | Mar 13, 2025 | — |
| 4 | Insider transaction | Feb 27, 2025 | Feb 25, 2025 |
| 144 | Notice of proposed sale | Feb 25, 2025 | — |
| 144 | Notice of proposed sale | Feb 20, 2025 | — |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 3, 2025 | Jan 1, 2025 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Dec 5, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 5, 2024 | Dec 3, 2024 |
| 144 | Notice of proposed sale | Dec 4, 2024 | — |
| 144 | Notice of proposed sale | Dec 3, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 8, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 21, 2024 | — |
| 4 | Insider transaction | Aug 29, 2024 | Aug 28, 2024 |
| 144 | Notice of proposed sale | Aug 28, 2024 | — |
| 4 | Insider transaction | Aug 27, 2024 | Aug 26, 2024 |
| 4 | Insider transaction | Aug 27, 2024 | Aug 26, 2024 |
| 144 | Notice of proposed sale | Aug 26, 2024 | — |
| 144 | Notice of proposed sale | Aug 26, 2024 | — |
| 144 | Notice of proposed sale | Aug 26, 2024 | — |
| 4 | Insider transaction | Aug 13, 2024 | Aug 9, 2024 |
| 144 | Notice of proposed sale | Aug 9, 2024 | — |
| 4 | Insider transaction | Aug 5, 2024 | Aug 1, 2024 |
| 144 | Notice of proposed sale | Aug 1, 2024 | — |
| 4 | Insider transaction | Jun 5, 2024 | Jun 3, 2024 |
| 3 | Initial insider ownership | Jun 5, 2024 | Jun 3, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 144 | Notice of proposed sale | May 20, 2024 | — |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 10, 2024 |
| 3 | Initial insider ownership | May 14, 2024 | May 10, 2024 |
| 144 | Notice of proposed sale | May 14, 2024 | — |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 4 | Insider transaction | Mar 22, 2024 | Mar 20, 2024 |
| 144 | Notice of proposed sale | Mar 20, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 11, 2024 | — |
| 4 | Insider transaction | Mar 7, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 6, 2024 |
| 144 | Notice of proposed sale | Mar 6, 2024 | — |
| 4 | Insider transaction | Feb 21, 2024 | Feb 20, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 144 | Notice of proposed sale | Feb 20, 2024 | — |
| 4 | Insider transaction | Feb 13, 2024 | Feb 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 144 | Notice of proposed sale | Feb 12, 2024 | — |
| 4 | Insider transaction | Feb 8, 2024 | May 17, 2023 |
| 5 | Annual insider ownership | Feb 8, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 24, 2024 | Jan 22, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 23, 2024 | — |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 4 | Insider transaction | Jan 22, 2024 | Jan 18, 2024 |
| 144 | Notice of proposed sale | Jan 22, 2024 | — |
| 4 | Insider transaction | Dec 21, 2023 | Dec 20, 2023 |
| 144 | Notice of proposed sale | Dec 20, 2023 | — |
| 3 | Initial insider ownership | Dec 11, 2023 | Dec 1, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 20, 2023 |
| 144 | Notice of proposed sale | Nov 20, 2023 | — |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 144 | Notice of proposed sale | Nov 15, 2023 | — |
| 4 | Insider transaction | Sep 14, 2023 | Sep 11, 2023 |
| 4 | Insider transaction | Aug 8, 2023 | Aug 7, 2023 |
| 4 | Insider transaction | Aug 8, 2023 | Aug 4, 2023 |
| 144 | Notice of proposed sale | Aug 7, 2023 | — |
| 144 | Notice of proposed sale | Aug 4, 2023 | — |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 28, 2023 |
| 144 | Notice of proposed sale | Jul 28, 2023 | — |
| 4 | Insider transaction | Jun 12, 2023 | Jun 9, 2023 |
| 4 | Insider transaction | Jun 12, 2023 | Jun 8, 2023 |
| 144 | Notice of proposed sale | Jun 9, 2023 | — |
| 144 | Notice of proposed sale | Jun 8, 2023 | — |
| 4 | Insider transaction | Jun 5, 2023 | Jun 1, 2023 |
| 4 | Insider transaction | Jun 5, 2023 | Jun 1, 2023 |
| 3 | Initial insider ownership | Jun 5, 2023 | Jun 1, 2023 |
| 3 | Initial insider ownership | Jun 5, 2023 | Jun 1, 2023 |
| 4 | Insider transaction | May 8, 2023 | May 4, 2023 |
| 144 | Notice of proposed sale | May 4, 2023 | — |
| 144 | Notice of proposed sale | Apr 28, 2023 | — |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 25, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 144 | Notice of proposed sale | Apr 27, 2023 | — |
| 144 | Notice of proposed sale | Apr 25, 2023 | — |
| 4 | Insider transaction | Apr 24, 2023 | Apr 20, 2023 |
| 144 | Notice of proposed sale | Apr 20, 2023 | — |
| 4 | Insider transaction | Feb 27, 2023 | Feb 24, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2023 | — |
| 4 | Insider transaction | Feb 6, 2023 | Feb 2, 2023 |
| 4 | Insider transaction | Jan 26, 2023 | Jan 24, 2023 |
| 4 | Insider transaction | Jan 26, 2023 | Jan 24, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Cutlery, Handtools & General Hardware (SIC 3420)
- Listed as
- SSD (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Pleasanton, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 920371
- Former names
- SIMPSON MANUFACTURING CO INC /CA/ (until Aug 7, 2019)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.