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 |
|---|---|---|---|
| S-8 | Employee stock plan registration | Aug 4, 2026 | — |
| S-8 | Employee stock plan registration | Jun 11, 2026 | — |
| S-8 | Employee stock plan registration | Jun 13, 2025 | — |
| S-3ASR | Automatic shelf registration | Nov 15, 2024 | — |
| S-8 | Employee stock plan registration | Feb 28, 2024 | — |
| 424B5 | Prospectus supplement | Oct 26, 2023 | — |
| 424B5 | Prospectus supplement | Oct 24, 2023 | — |
| S-8 | Employee stock plan registration | Jun 20, 2023 | — |
| 424B5 | Prospectus supplement | Apr 20, 2023 | — |
| S-3ASR | Automatic shelf registration | Apr 19, 2023 | — |
| S-8 | Employee stock plan registration | Aug 6, 2021 | — |
| S-3 | Shelf registration | Mar 31, 2021 | — |
| 424B5 | Prospectus supplement | Oct 15, 2020 | — |
| 424B5 | Prospectus supplement | Oct 13, 2020 | — |
| S-3 | Shelf registration | Aug 6, 2020 | — |
| S-8 | Employee stock plan registration | Jun 30, 2020 | — |
| S-3 | Shelf registration | Jun 29, 2020 | — |
| 424B5 | Prospectus supplement | Aug 1, 2019 | — |
| S-3MEF | Filing | Jul 31, 2019 | — |
| FWP | Free writing prospectus | Jul 31, 2019 | — |
| 424B5 | Prospectus supplement | Jul 30, 2019 | — |
| S-3 | Shelf registration | Jul 16, 2019 | — |
| S-8 | Employee stock plan registration | Jul 16, 2019 | — |
| S-3/A | Filing | Dec 7, 2018 | — |
| S-3/A | Filing | Nov 13, 2018 | — |
| S-8 | Employee stock plan registration | May 21, 2018 | — |
| 424B3 | Prospectus | May 14, 2018 | — |
| S-3/A | Filing | May 1, 2018 | — |
| S-3 | Shelf registration | Apr 16, 2018 | — |
| S-3/A | Filing | Nov 14, 2017 | — |
| S-3 | Shelf registration | Oct 24, 2017 | — |
| S-8 | Employee stock plan registration | Oct 24, 2017 | — |
| S-8 | Employee stock plan registration | May 12, 2017 | — |
| 424B3 | Prospectus | May 10, 2017 | — |
| S-3 | Shelf registration | Apr 25, 2017 | — |
| S-8 | Employee stock plan registration | Mar 31, 2017 | — |
| S-8 | Employee stock plan registration | Dec 12, 2016 | — |
| S-8 | Employee stock plan registration | Oct 5, 2016 | — |
| S-8 | Employee stock plan registration | May 6, 2016 | — |
Showing 39 filings. 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.