Alphatec Holdings, Inc. SEC filings ATEC
Alphatec Holdings, Inc. has 1,010 filings in SEC EDGAR's recent list, going back to May 19, 2015. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 2, 2026 | Oct 30, 2026 |
| 4 | Insider transaction | Oct 5, 2026 | Oct 5, 2026 |
| 3 | Initial insider ownership | Sep 24, 2026 | Sep 14, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 5, 2026 |
| 144 | Notice of proposed sale | Aug 5, 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 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2025 |
| 144 | Notice of proposed sale | Jun 11, 2026 | — |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 4 | Insider transaction | Mar 13, 2026 | Mar 11, 2026 |
| 144 | Notice of proposed sale | Mar 13, 2026 | — |
| 144 | Notice of proposed sale | Mar 13, 2026 | — |
| 144 | Notice of proposed sale | Mar 11, 2026 | — |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 5, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 5, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 5, 2026 |
| 144 | Notice of proposed sale | Mar 6, 2026 | — |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 5, 2026 |
| 144 | Notice of proposed sale | Feb 5, 2026 | — |
| 4 | Insider transaction | Feb 4, 2026 | Feb 3, 2026 |
| 144 | Notice of proposed sale | Feb 3, 2026 | — |
| 4 | Insider transaction | Jan 6, 2026 | Jan 5, 2026 |
| 144 | Notice of proposed sale | Jan 5, 2026 | — |
| 4 | Insider transaction | Dec 18, 2025 | Dec 16, 2025 |
| 4 | Insider transaction | Dec 18, 2025 | Dec 16, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 17, 2025 | — |
| 144 | Notice of proposed sale | Dec 16, 2025 | — |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 11, 2025 |
| 144 | Notice of proposed sale | Dec 11, 2025 | — |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| 4 | Insider transaction | Dec 9, 2025 | Dec 5, 2025 |
| 4 | Insider transaction | Dec 9, 2025 | Dec 5, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Dec 3, 2025 | Dec 1, 2025 |
| 144 | Notice of proposed sale | Dec 1, 2025 | — |
| 4 | Insider transaction | Nov 26, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 26, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 144 | Notice of proposed sale | Nov 4, 2025 | — |
| 4 | Insider transaction | Oct 31, 2025 | Oct 31, 2025 |
| 144 | Notice of proposed sale | Oct 31, 2025 | — |
| 4 | Insider transaction | Oct 28, 2025 | Oct 24, 2025 |
| 144 | Notice of proposed sale | Oct 24, 2025 | — |
| 4 | Insider transaction | Oct 15, 2025 | Oct 14, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 1, 2025 |
| 144 | Notice of proposed sale | Oct 1, 2025 | — |
| 4 | Insider transaction | Sep 19, 2025 | Sep 18, 2025 |
| 144 | Notice of proposed sale | Sep 19, 2025 | — |
| 144 | Notice of proposed sale | Sep 18, 2025 | — |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 4, 2025 | Sep 2, 2025 |
| 144 | Notice of proposed sale | Sep 2, 2025 | — |
| 4 | Insider transaction | Aug 21, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 14, 2025 |
| 144 | Notice of proposed sale | Aug 13, 2025 | — |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 5, 2025 |
| 144 | Notice of proposed sale | Aug 5, 2025 | — |
| 4 | Insider transaction | Aug 5, 2025 | Aug 1, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 1, 2025 |
| 144 | Notice of proposed sale | Aug 5, 2025 | — |
| 144 | Notice of proposed sale | Aug 4, 2025 | — |
| 144 | Notice of proposed sale | Aug 1, 2025 | — |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 144 | Notice of proposed sale | Jul 10, 2025 | — |
| 144 | Notice of proposed sale | Jul 10, 2025 | — |
| 4 | Insider transaction | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 144 | Notice of proposed sale | Jun 13, 2025 | — |
| 144 | Notice of proposed sale | Jun 11, 2025 | — |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 144 | Notice of proposed sale | Jun 3, 2025 | — |
| 4 | Insider transaction | May 21, 2025 | May 19, 2025 |
| 144 | Notice of proposed sale | May 19, 2025 | — |
| 4 | Insider transaction | May 6, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 6, 2025 | May 5, 2025 |
| 144 | Notice of proposed sale | May 5, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 23, 2025 | — |
| 4 | Insider transaction | Apr 23, 2025 | Apr 22, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 11, 2025 | — |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| 144 | Notice of proposed sale | Mar 10, 2025 | — |
| 144 | Notice of proposed sale | Mar 10, 2025 | — |
| 4 | Insider transaction | Mar 10, 2025 | Mar 6, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 6, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 6, 2025 |
| 144 | Notice of proposed sale | Mar 7, 2025 | — |
| 144 | Notice of proposed sale | Mar 6, 2025 | — |
| 4 | Insider transaction | Mar 4, 2025 | Mar 3, 2025 |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| 4 | Insider transaction | Feb 28, 2025 | Feb 27, 2025 |
| 144 | Notice of proposed sale | Feb 27, 2025 | — |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 144 | Notice of proposed sale | Feb 26, 2025 | — |
| 144 | Notice of proposed sale | Feb 25, 2025 | — |
| 144 | Notice of proposed sale | Feb 24, 2025 | — |
| 4 | Insider transaction | Feb 7, 2025 | Feb 6, 2025 |
| 4 | Insider transaction | Feb 7, 2025 | Feb 5, 2025 |
| 144 | Notice of proposed sale | Feb 6, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 6, 2025 | — |
| 144 | Notice of proposed sale | Feb 5, 2025 | — |
| 4 | Insider transaction | Feb 4, 2025 | Feb 3, 2025 |
| 144 | Notice of proposed sale | Feb 3, 2025 | — |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 29, 2025 |
| 4 | Insider transaction | Jan 23, 2025 | Jan 21, 2025 |
| 144 | Notice of proposed sale | Jan 21, 2025 | — |
| 4 | Insider transaction | Jan 14, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 18, 2024 |
| 4 | Insider transaction | Dec 13, 2024 | Dec 11, 2024 |
| 4 | Insider transaction | Dec 13, 2024 | Dec 10, 2024 |
| 144 | Notice of proposed sale | Dec 11, 2024 | — |
| 4 | Insider transaction | Dec 5, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 22, 2024 | Nov 20, 2024 |
| 144 | Notice of proposed sale | Nov 20, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 12, 2024 | — |
| 4 | Insider transaction | Aug 26, 2024 | Aug 23, 2024 |
| 4 | Insider transaction | Aug 26, 2024 | Aug 22, 2024 |
| 4 | Insider transaction | Aug 21, 2024 | Aug 21, 2024 |
| 4 | Insider transaction | Aug 8, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 2, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 2, 2024 |
| 4 | Insider transaction | Jul 31, 2024 | Jul 29, 2024 |
| 3 | Initial insider ownership | Jul 31, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 144 | Notice of proposed sale | Jun 12, 2024 | — |
| 4 | Insider transaction | Apr 26, 2024 | Apr 24, 2024 |
| 144 | Notice of proposed sale | Apr 24, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 22, 2024 | — |
| 4 | Insider transaction | Mar 18, 2024 | Mar 14, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Feb 24, 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
- Surgical & Medical Instruments & Apparatus (SIC 3841)
- Listed as
- ATEC (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Carlsbad, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1350653
- Former names
- Alphatec Holdings, Inc. (until Nov 2, 2026)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.