MSA Safety Inc SEC filings MSA
MSA Safety Inc has 1,000 filings in SEC EDGAR's recent list, going back to Aug 26, 2015. Its latest annual report, Form ARS, was filed on Mar 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 3, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2026 | Nov 2, 2026 |
| 4 | Insider transaction | Sep 16, 2026 | Sep 11, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 4 | Insider transaction | Aug 11, 2026 | Aug 7, 2026 |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Aug 4, 2026 |
| 4 | Insider transaction | Aug 5, 2026 | Aug 4, 2026 |
| 10-Q | Quarterly report | Jul 31, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2026 | Jul 30, 2026 |
| 3 | Initial insider ownership | Jul 22, 2026 | Jul 20, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 21, 2026 | Jul 21, 2026 |
| 8-K |
Current report
Other events
|
Jul 9, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 28, 2026 | — |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 8, 2026 | May 8, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
May 5, 2026 | May 5, 2026 |
| 8-K |
Current report
Results of operations
|
May 4, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| ARS | Annual report to shareholders | Mar 26, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 26, 2026 | — |
| DEF 14A | Proxy statement | Mar 26, 2026 | May 8, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4/A | Filing | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 8, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Other events
|
Feb 26, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 10-K | Annual report | Feb 12, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 11, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Dec 23, 2025 | Dec 23, 2025 |
| 4 | Insider transaction | Dec 16, 2025 | Dec 12, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Nov 26, 2025 | Nov 25, 2025 |
| 10-Q | Quarterly report | Oct 29, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2025 | Oct 28, 2025 |
| 4/A | Filing | Sep 16, 2025 | Sep 11, 2025 |
| 4 | Insider transaction | Sep 15, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 11, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 144 | Notice of proposed sale | Sep 12, 2025 | — |
| 144 | Notice of proposed sale | Sep 11, 2025 | — |
| 144 | Notice of proposed sale | Sep 11, 2025 | — |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 31, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 31, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 31, 2025 |
| 144 | Notice of proposed sale | Aug 22, 2025 | — |
| 3 | Initial insider ownership | Aug 18, 2025 | Aug 18, 2025 |
| 8-K |
Current report
Officer or director change
|
Aug 13, 2025 | Aug 13, 2025 |
| 10-Q | Quarterly report | Aug 5, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2025 | Aug 4, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 31, 2025 | — |
| 144 | Notice of proposed sale | Jul 16, 2025 | — |
| 4 | Insider transaction | Jun 12, 2025 | Jun 10, 2025 |
| 4 | Insider transaction | Jun 12, 2025 | Jun 10, 2025 |
| 4 | Insider transaction | Jun 12, 2025 | Jun 10, 2025 |
| 4 | Insider transaction | Jun 12, 2025 | Jun 10, 2025 |
| 144 | Notice of proposed sale | Jun 10, 2025 | — |
| 4 | Insider transaction | Jun 3, 2025 | May 30, 2025 |
| 4 | Insider transaction | Jun 3, 2025 | May 30, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 16, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 14, 2025 | May 13, 2025 |
| 144 | Notice of proposed sale | May 13, 2025 | — |
| 8-K |
Current report
Other events
|
May 7, 2025 | May 7, 2025 |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2025 | Apr 29, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 4, 2025 | Apr 1, 2025 |
| ARS | Annual report to shareholders | Mar 31, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 31, 2025 | — |
| DEF 14A | Proxy statement | Mar 31, 2025 | May 13, 2025 |
| 3 | Initial insider ownership | Mar 31, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 8, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2025 | Mar 13, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 10, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 8, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 10-K | Annual report | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2025 | Feb 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 10, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 7, 2025 | — |
| 4 | Insider transaction | Dec 12, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 8, 2024 | Nov 6, 2024 |
| 10-Q | Quarterly report | Oct 24, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Sep 12, 2024 | Sep 10, 2024 |
| 4 | Insider transaction | Sep 12, 2024 | Sep 10, 2024 |
| 4 | Insider transaction | Sep 12, 2024 | Sep 10, 2024 |
| 4 | Insider transaction | Sep 12, 2024 | Sep 10, 2024 |
| 4 | Insider transaction | Aug 13, 2024 | Aug 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 9, 2024 | — |
| 4 | Insider transaction | Aug 1, 2024 | Jul 31, 2024 |
| 144 | Notice of proposed sale | Jul 31, 2024 | — |
| 4 | Insider transaction | Jul 31, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jul 31, 2024 | Jul 30, 2024 |
| 144 | Notice of proposed sale | Jul 30, 2024 | — |
| S-8 | Employee stock plan registration | Jul 26, 2024 | — |
| 10-Q | Quarterly report | Jul 25, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2024 | Jul 24, 2024 |
| 4 | Insider transaction | Jun 11, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 11, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 11, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 11, 2024 | Jun 10, 2024 |
| 8-K |
Current report
Other events
|
Jun 5, 2024 | Jun 5, 2024 |
| 3 | Initial insider ownership | Jun 4, 2024 | Jun 1, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2024 | — |
| 144 | Notice of proposed sale | May 22, 2024 | — |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 8-K |
Current report
Other events
|
May 13, 2024 | May 13, 2024 |
| 8-K |
Current report
Other events
|
May 13, 2024 | May 13, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2024 | May 13, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 6, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 3, 2024 | May 2, 2024 |
| 144 | Notice of proposed sale | May 2, 2024 | — |
| 10-Q | Quarterly report | Apr 30, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2024 | Apr 29, 2024 |
| 144 | Notice of proposed sale | Apr 3, 2024 | — |
| ARS | Annual report to shareholders | Mar 28, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 28, 2024 | — |
| DEF 14A | Proxy statement | Mar 28, 2024 | May 10, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 12, 2024 |
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
- Orthopedic, Prosthetic & Surgical Appliances & Supplies (SIC 3842)
- Listed as
- MSA (NYSE), MNESP (OTC)
- Fiscal year ends
- December 31
- Headquarters
- Cranberry Township, PA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 66570
- Former names
- MINE SAFETY APPLIANCES CO (until Mar 6, 2014)
Other Orthopedic, Prosthetic & Surgical Appliances & Supplies companies
- Intuitive Surgical Inc ISRG
- Edwards Lifesciences Corp EW
- STERIS plc STE
- Zimmer Biomet Holdings, Inc. ZBH
- Smith & Nephew PLC SNN
- Align Technology Inc ALGN
- Establishment Labs Holdings Inc. ESTA
- Cadre Holdings, Inc. CDRE
All 29 Orthopedic, Prosthetic & Surgical Appliances & Supplies companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.