Sotera Health Co SEC filings SHC
Sotera Health Co has 385 filings in SEC EDGAR's recent list, going back to Sep 2, 2020. Its latest annual report, Form ARS, was filed on Apr 8, 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 3, 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 3, 2026 | Nov 3, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 9, 2026 | — |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Aug 14, 2026 | Aug 11, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 7, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 5, 2026 |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 26, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2026 | May 21, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
May 20, 2026 | May 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Agreement ended, Other events
|
May 13, 2026 | May 11, 2026 |
| 424B7 | Filing | May 12, 2026 | — |
| 424B7 | Filing | May 11, 2026 | — |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| DEFA14A | Additional proxy material | May 5, 2026 | — |
| 8-K |
Current report
Results of operations, Officer or director change
|
May 5, 2026 | Apr 30, 2026 |
| ARS | Annual report to shareholders | Apr 8, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 8, 2026 | — |
| DEF 14A | Proxy statement | Apr 8, 2026 | May 21, 2026 |
| 3 | Initial insider ownership | Apr 8, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 3 | Initial insider ownership | Mar 20, 2026 | Mar 16, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 10, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 8-K |
Current report
Other events
|
Mar 6, 2026 | Mar 4, 2026 |
| 424B7 | Filing | Mar 5, 2026 | — |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 424B7 | Filing | Mar 4, 2026 | — |
| 10-K | Annual report | Feb 24, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Feb 24, 2026 | Feb 18, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 3 | Initial insider ownership | Feb 13, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 5, 2026 | Feb 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 21, 2026 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 12, 2026 | Jan 12, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Dec 19, 2025 | — |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 144 | Notice of proposed sale | Dec 8, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 10, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 10, 2025 |
| 4 | Insider transaction | Nov 12, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Other events
|
Nov 10, 2025 | Nov 6, 2025 |
| 424B7 | Filing | Nov 7, 2025 | — |
| 424B7 | Filing | Nov 6, 2025 | — |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2025 | Nov 4, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 17, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Sep 18, 2025 | Sep 17, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Sep 11, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 10, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 10, 2025 | — |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 8-K |
Current report
Other events
|
Sep 5, 2025 | Sep 3, 2025 |
| 424B7 | Filing | Sep 4, 2025 | — |
| 424B7 | Filing | Sep 3, 2025 | — |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 144 | Notice of proposed sale | Aug 22, 2025 | — |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2025 | Aug 8, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 5, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 24, 2025 | Jul 23, 2025 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2025 | — |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 23, 2025 | May 21, 2025 |
| DEFA14A | Additional proxy material | May 2, 2025 | — |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| ARS | Annual report to shareholders | Apr 10, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 10, 2025 | — |
| DEF 14A | Proxy statement | Apr 10, 2025 | May 21, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 4, 2025 | Apr 3, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Mar 2, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Mar 2, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Mar 2, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Mar 2, 2025 |
| 10-K | Annual report | Feb 27, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 14, 2025 | Jan 14, 2025 |
| 8-K |
Current report
Other events
|
Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Nov 22, 2024 | Nov 20, 2024 |
| 4 | Insider transaction | Nov 22, 2024 | Nov 20, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 20, 2024 | Nov 20, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 5, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2024 | Nov 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Sep 13, 2024 | — |
| 4 | Insider transaction | Sep 12, 2024 | Sep 10, 2024 |
| 4 | Insider transaction | Sep 9, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 9, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 9, 2024 | Sep 6, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Sep 6, 2024 | Sep 4, 2024 |
| 424B7 | Filing | Sep 5, 2024 | — |
| 424B7 | Filing | Sep 4, 2024 | — |
| 3 | Initial insider ownership | Aug 9, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 5, 2024 |
| 10-Q | Quarterly report | Aug 5, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Officer or director change
|
Aug 1, 2024 | Jul 31, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2024 | — |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Change to shareholder rights, Regulation FD disclosure, Other events
|
May 30, 2024 | May 30, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 4 | Insider transaction | May 29, 2024 | May 24, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
May 24, 2024 | May 23, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 23, 2024 | May 23, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 16, 2024 | May 16, 2024 |
| DEFR14A | Filing | May 8, 2024 | — |
| 10-Q | Quarterly report | May 2, 2024 | Mar 31, 2024 |
| 8-K/A |
Amended current report
Results of operations
|
May 2, 2024 | May 2, 2024 |
| 8-K |
Current report
Results of operations
|
May 2, 2024 | May 2, 2024 |
| ARS | Annual report to shareholders | Apr 11, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 11, 2024 | — |
| DEF 14A | Proxy statement | Apr 11, 2024 | May 23, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 22, 2024 | May 23, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 2, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 2, 2024 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 4, 2024 | Mar 1, 2024 |
| 424B7 | Filing | Feb 29, 2024 | — |
| 424B7 | Filing | Feb 27, 2024 | — |
| S-3ASR | Automatic shelf registration | Feb 27, 2024 | — |
| 10-K | Annual report | Feb 27, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2024 | Feb 27, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 9, 2024 | Jan 9, 2024 |
| 8-K |
Current report
Other events
|
Dec 21, 2023 | Dec 21, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 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
- Services-Misc Health & Allied Services, NEC (SIC 8090)
- Listed as
- SHC (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Broadview Heights, OH
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1822479
- Former names
- Sotera Health Topco, Inc. (until Oct 9, 2020)
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All 15 Services-Misc Health & Allied Services, NEC companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.