Alpha Pro Tech Ltd SEC filings APT
Alpha Pro Tech Ltd has 815 filings in SEC EDGAR's recent list, going back to Aug 9, 1996. Its latest annual report, Form ARS, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 16, 2026 (auditor change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 30, 2026 | — |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Sep 30, 2026 | Sep 28, 2026 |
| 4/A | Filing | Sep 30, 2026 | May 11, 2026 |
| 4 | Insider transaction | Sep 30, 2026 | Sep 28, 2026 |
| 4 | Insider transaction | Sep 30, 2026 | Sep 28, 2026 |
| 4 | Insider transaction | Sep 30, 2026 | Sep 28, 2026 |
| 4/A | Filing | Sep 29, 2026 | Sep 28, 2023 |
| 4/A | Filing | Sep 29, 2026 | Sep 28, 2023 |
| 4/A | Filing | Sep 29, 2026 | Sep 28, 2023 |
| 4/A | Filing | Sep 29, 2026 | Sep 28, 2023 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 28, 2023 |
| 8-K |
Current report
Auditor change
|
Sep 16, 2026 | Sep 14, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 15, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| DEFA14A | Additional proxy material | Apr 30, 2026 | — |
| ARS | Annual report to shareholders | Apr 30, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 10, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 28, 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 | — |
| 10-K | Annual report | Mar 11, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2026 | Mar 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Jan 7, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 5, 2025 |
| 144 | Notice of proposed sale | Dec 8, 2025 | — |
| 144 | Notice of proposed sale | Dec 8, 2025 | — |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 4/A | Filing | Oct 1, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 30, 2025 | Sep 29, 2025 |
| 4/A | Filing | Sep 30, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 30, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 30, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 144 | Notice of proposed sale | Sep 11, 2025 | — |
| 8-K |
Current report
Results of operations
|
Aug 8, 2025 | Aug 7, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2025 | Jun 10, 2025 |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| ARS | Annual report to shareholders | Apr 30, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 30, 2025 | — |
| DEF 14A | Proxy statement | Apr 30, 2025 | Jun 10, 2025 |
| 4 | Insider transaction | Apr 24, 2025 | Mar 16, 2020 |
| 4 | Insider transaction | Apr 24, 2025 | Mar 16, 2020 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 144 | Notice of proposed sale | Mar 18, 2025 | — |
| 10-K | Annual report | Mar 12, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 12, 2025 | Mar 12, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 12, 2025 | — |
| 4 | Insider transaction | Jan 10, 2025 | Jan 7, 2025 |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| 4/A | Filing | Oct 3, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Sep 18, 2024 | Sep 16, 2024 |
| 144 | Notice of proposed sale | Sep 16, 2024 | — |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2024 | Aug 7, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 14, 2024 | Jun 12, 2024 |
| SC 13G | Ownership over 5% (passive) | May 30, 2024 | — |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| ARS | Annual report to shareholders | Apr 29, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEF 14A | Proxy statement | Apr 29, 2024 | Jun 12, 2024 |
| 4/A | Filing | Mar 26, 2024 | Mar 15, 2024 |
| 4/A | Filing | Mar 26, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 22, 2024 | Mar 20, 2024 |
| 144 | Notice of proposed sale | Mar 21, 2024 | — |
| 144 | Notice of proposed sale | Mar 21, 2024 | — |
| 144 | Notice of proposed sale | Mar 20, 2024 | — |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 18, 2024 | Mar 14, 2024 |
| 144 | Notice of proposed sale | Mar 14, 2024 | — |
| 8-K |
Current report
Results of operations
|
Mar 13, 2024 | Mar 13, 2024 |
| 10-K | Annual report | Mar 13, 2024 | Dec 31, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 8, 2024 | — |
| 4 | Insider transaction | Jan 9, 2024 | Jan 8, 2024 |
| 10-Q | Quarterly report | Nov 8, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 28, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 144 | Notice of proposed sale | Sep 7, 2023 | — |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2023 | Aug 8, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2023 | Jun 12, 2023 |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 9, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 3, 2023 | May 1, 2023 |
| ARS | Annual report to shareholders | Apr 28, 2023 | Dec 31, 2022 |
| DEF 14A | Proxy statement | Apr 28, 2023 | Jun 12, 2023 |
| 3 | Initial insider ownership | Apr 17, 2023 | Apr 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 11, 2023 | Apr 6, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2023 | Mar 16, 2023 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 14, 2023 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 14, 2023 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 14, 2023 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 14, 2023 |
| 10-K | Annual report | Mar 16, 2023 | Dec 31, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 10, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2023 | — |
| 4 | Insider transaction | Jan 10, 2023 | Dec 30, 2022 |
| 8-K |
Current report
Listing notice
|
Dec 28, 2022 | Dec 23, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Dec 19, 2022 | Dec 13, 2022 |
| 4 | Insider transaction | Nov 16, 2022 | Nov 14, 2022 |
| 10-Q | Quarterly report | Nov 8, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2022 | Nov 7, 2022 |
| 4 | Insider transaction | Sep 27, 2022 | Sep 23, 2022 |
| 4 | Insider transaction | Sep 27, 2022 | Sep 23, 2022 |
| 4 | Insider transaction | Sep 27, 2022 | Sep 23, 2022 |
| 4 | Insider transaction | Sep 27, 2022 | Sep 23, 2022 |
| 4 | Insider transaction | Sep 22, 2022 | Sep 20, 2022 |
| 10-Q | Quarterly report | Aug 5, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2022 | Aug 4, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2022 | Jun 8, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 23, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 10, 2022 | May 10, 2022 |
| DEFA14A | Additional proxy material | Apr 29, 2022 | — |
| DEF 14A | Proxy statement | Apr 29, 2022 | Jun 8, 2022 |
| SC 13G | Ownership over 5% (passive) | Mar 29, 2022 | — |
| 10-K | Annual report | Mar 11, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 9, 2022 | Mar 9, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 2, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2022 | — |
| 4 | Insider transaction | Nov 17, 2021 | Nov 15, 2021 |
| 10-Q | Quarterly report | Nov 5, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| 4 | Insider transaction | Sep 28, 2021 | Sep 24, 2021 |
| 4 | Insider transaction | Sep 28, 2021 | Sep 24, 2021 |
| 4 | Insider transaction | Sep 28, 2021 | Sep 24, 2021 |
| 4 | Insider transaction | Sep 28, 2021 | Sep 24, 2021 |
| 10-Q | Quarterly report | Aug 5, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2021 | Aug 4, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 12, 2021 | — |
| 4 | Insider transaction | Jun 17, 2021 | Jun 15, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2021 | Jun 9, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| DEFA14A | Additional proxy material | May 24, 2021 | — |
| 10-Q | Quarterly report | May 7, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 6, 2021 | May 6, 2021 |
| DEFA14A | Additional proxy material | Apr 30, 2021 | — |
| DEF 14A | Proxy statement | Apr 30, 2021 | Jun 9, 2021 |
| 4 | Insider transaction | Mar 23, 2021 | Mar 19, 2021 |
| 10-K | Annual report | Mar 10, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 9, 2021 | Mar 9, 2021 |
| SC 13D | Ownership over 5% (active) | Feb 16, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 2, 2021 | — |
| 4 | Insider transaction | Dec 16, 2020 | Dec 14, 2020 |
| 4 | Insider transaction | Dec 16, 2020 | Dec 14, 2020 |
| 4 | Insider transaction | Dec 16, 2020 | Dec 14, 2020 |
| 4 | Insider transaction | Dec 16, 2020 | Dec 14, 2020 |
| 4 | Insider transaction | Dec 14, 2020 | Dec 10, 2020 |
| 10-Q | Quarterly report | Nov 6, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2020 | Nov 5, 2020 |
| S-8 | Employee stock plan registration | Sep 28, 2020 | — |
| 4 | Insider transaction | Sep 24, 2020 | Sep 22, 2020 |
| 10-Q | Quarterly report | Aug 6, 2020 | Jun 30, 2020 |
| 8-K/A |
Amended current report
Results of operations, Other events
|
Aug 4, 2020 | Aug 4, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 4, 2020 | Aug 4, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 15, 2020 | Jun 9, 2020 |
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
- APT (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Aurora
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 884269
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
- MSA Safety Inc MSA
- Establishment Labs Holdings Inc. ESTA
All 29 Orthopedic, Prosthetic & Surgical Appliances & Supplies companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.