Harvard Apparatus Regenerative Technology, Inc. SEC filings HRGN
Harvard Apparatus Regenerative Technology, Inc. has 625 filings in SEC EDGAR's recent list, going back to Dec 11, 2012. Its latest annual report, Form 10-K, was filed on Mar 19, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 14, 2026 (material agreement, unregistered share sale). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Sep 25, 2026 | Sep 11, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Jul 21, 2026 |
| 4 | Insider transaction | Dec 1, 2025 | Nov 25, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Sep 24, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Dec 24, 2024 |
| 4 | Insider transaction | Sep 26, 2024 | Sep 3, 2024 |
| 3 | Initial insider ownership | Sep 26, 2024 | Aug 26, 2024 |
| SC 13D | Ownership over 5% (active) | Sep 26, 2024 | — |
| 4 | Insider transaction | Sep 12, 2024 | Aug 27, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 16, 2024 | — |
| 4 | Insider transaction | Aug 7, 2024 | Jul 8, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 15, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 21, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 4 | Insider transaction | Jan 12, 2024 | Jan 11, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 27, 2023 |
| 4 | Insider transaction | Dec 18, 2023 | Dec 14, 2023 |
| 4 | Insider transaction | Dec 11, 2023 | Dec 6, 2023 |
| 4 | Insider transaction | Sep 18, 2023 | Sep 11, 2023 |
| 4 | Insider transaction | Sep 5, 2023 | Aug 28, 2023 |
| 4 | Insider transaction | Aug 28, 2023 | Aug 18, 2023 |
| 4 | Insider transaction | Aug 23, 2023 | Aug 21, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 28, 2023 | Jul 26, 2023 |
| 4/A | Filing | Jul 10, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | May 2, 2023 | Apr 12, 2023 |
| 3 | Initial insider ownership | May 2, 2023 | Apr 5, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 10, 2023 | Apr 6, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 2023 | — |
| 4 | Insider transaction | Jan 27, 2023 | Jan 25, 2023 |
| 4 | Insider transaction | Jan 5, 2023 | Dec 12, 2022 |
| 4 | Insider transaction | Dec 9, 2022 | Dec 7, 2022 |
| 4 | Insider transaction | Dec 9, 2022 | Dec 7, 2022 |
| 4 | Insider transaction | Dec 9, 2022 | Dec 7, 2022 |
| 4 | Insider transaction | Aug 9, 2022 | Aug 8, 2022 |
| 3 | Initial insider ownership | Aug 9, 2022 | Aug 8, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| SC 13G | Ownership over 5% (passive) | Jun 21, 2022 | — |
| 4 | Insider transaction | May 23, 2022 | May 12, 2022 |
| 4 | Insider transaction | May 23, 2022 | May 12, 2022 |
| 4 | Insider transaction | May 20, 2022 | May 18, 2022 |
| 4 | Insider transaction | May 20, 2022 | May 18, 2022 |
| 4 | Insider transaction | May 19, 2022 | May 12, 2022 |
| 4 | Insider transaction | Jan 3, 2022 | Dec 29, 2021 |
| 4 | Insider transaction | Jan 3, 2022 | Dec 29, 2021 |
| 4 | Insider transaction | Nov 30, 2021 | Nov 26, 2021 |
| 3 | Initial insider ownership | Nov 30, 2021 | Nov 26, 2021 |
| 4 | Insider transaction | Nov 10, 2021 | Sep 5, 2021 |
| 4 | Insider transaction | Nov 10, 2021 | Jul 1, 2021 |
| 4 | Insider transaction | Nov 10, 2021 | Jul 1, 2021 |
| 4 | Insider transaction | Nov 10, 2021 | Jul 1, 2021 |
| 4 | Insider transaction | Nov 10, 2021 | Jul 1, 2021 |
| 3 | Initial insider ownership | Nov 10, 2021 | Sep 1, 2021 |
| SC 13G | Ownership over 5% (passive) | Sep 23, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 10, 2021 | — |
| 4 | Insider transaction | Sep 9, 2021 | Sep 1, 2021 |
| SC 13D/A | Amended ownership over 5% (active) | Jun 23, 2021 | — |
| 4 | Insider transaction | Jun 21, 2021 | Jun 17, 2021 |
| 3 | Initial insider ownership | May 4, 2021 | Apr 8, 2021 |
| 4 | Insider transaction | Feb 1, 2021 | Jan 26, 2021 |
| 3 | Initial insider ownership | Feb 1, 2021 | Jan 19, 2021 |
| 3 | Initial insider ownership | Nov 6, 2020 | Oct 29, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 16, 2020 | — |
| 4 | Insider transaction | Sep 15, 2020 | Mar 9, 2020 |
| 4 | Insider transaction | Jun 29, 2020 | Jun 25, 2020 |
| 4 | Insider transaction | Jun 29, 2020 | Jun 25, 2020 |
| 4 | Insider transaction | Jun 29, 2020 | Jun 25, 2020 |
| 4 | Insider transaction | Jun 29, 2020 | Jun 25, 2020 |
| 4 | Insider transaction | Jun 29, 2020 | Jun 25, 2020 |
| 4 | Insider transaction | May 15, 2020 | May 14, 2020 |
| 4 | Insider transaction | Apr 29, 2020 | Apr 28, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 23, 2020 | — |
| 4 | Insider transaction | Apr 2, 2020 | Mar 27, 2020 |
| 4 | Insider transaction | Mar 26, 2020 | Mar 24, 2020 |
| 3 | Initial insider ownership | Mar 26, 2020 | Mar 24, 2020 |
| 4 | Insider transaction | Feb 6, 2020 | Dec 31, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 10, 2019 | — |
| 4 | Insider transaction | Dec 6, 2019 | Dec 4, 2019 |
| 4 | Insider transaction | Oct 2, 2019 | Sep 30, 2019 |
| 4 | Insider transaction | Oct 2, 2019 | Sep 30, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 5, 2019 | — |
| 4 | Insider transaction | Sep 4, 2019 | Aug 30, 2019 |
| 3 | Initial insider ownership | Aug 23, 2019 | Aug 8, 2019 |
| 4 | Insider transaction | Jun 18, 2019 | Jun 14, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | Jun 5, 2019 | Jun 3, 2019 |
| 4 | Insider transaction | May 13, 2019 | Apr 24, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | May 13, 2019 | — |
| 4 | Insider transaction | Feb 20, 2019 | Jan 31, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Feb 20, 2019 | — |
| 4 | Insider transaction | Nov 21, 2018 | Nov 13, 2018 |
| 3 | Initial insider ownership | Nov 21, 2018 | Nov 6, 2018 |
| 4 | Insider transaction | Nov 16, 2018 | Nov 13, 2018 |
| 3 | Initial insider ownership | Nov 16, 2018 | Nov 6, 2018 |
| 4 | Insider transaction | Nov 15, 2018 | Nov 13, 2018 |
| 4 | Insider transaction | Nov 15, 2018 | Nov 13, 2018 |
| 4 | Insider transaction | Nov 15, 2018 | Nov 13, 2018 |
| 4 | Insider transaction | Nov 15, 2018 | Nov 13, 2018 |
| 3 | Initial insider ownership | Nov 15, 2018 | Nov 6, 2018 |
| 4 | Insider transaction | Jul 16, 2018 | Jul 12, 2018 |
| 4 | Insider transaction | Jul 6, 2018 | Jun 29, 2018 |
| 4 | Insider transaction | Jul 6, 2018 | Jun 29, 2018 |
| SC 13D | Ownership over 5% (active) | Jul 6, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 6, 2018 | — |
| SC 13D | Ownership over 5% (active) | Jul 6, 2018 | — |
| 4 | Insider transaction | Jul 3, 2018 | Jun 29, 2018 |
| 4 | Insider transaction | Jun 19, 2018 | Jun 15, 2018 |
| 4 | Insider transaction | Jun 18, 2018 | Jun 14, 2018 |
| 4 | Insider transaction | Jun 14, 2018 | Jun 12, 2018 |
| 4 | Insider transaction | Jun 14, 2018 | Jun 12, 2018 |
| 3 | Initial insider ownership | Jun 14, 2018 | May 29, 2018 |
| 3 | Initial insider ownership | Jun 14, 2018 | May 29, 2018 |
| 4 | Insider transaction | Jun 7, 2018 | May 29, 2018 |
| 3 | Initial insider ownership | Jun 7, 2018 | May 29, 2018 |
| 3 | Initial insider ownership | Jun 7, 2018 | May 23, 2018 |
| 3 | Initial insider ownership | Jun 7, 2018 | Mar 15, 2018 |
| 3 | Initial insider ownership | Jun 7, 2018 | Feb 6, 2018 |
| 4 | Insider transaction | May 31, 2018 | May 29, 2018 |
| 4 | Insider transaction | May 31, 2018 | May 29, 2018 |
| 4 | Insider transaction | May 31, 2018 | May 29, 2018 |
| 3 | Initial insider ownership | Mar 30, 2018 | Mar 23, 2018 |
| 4 | Insider transaction | Mar 28, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Mar 28, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Mar 28, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Mar 28, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Mar 28, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Mar 2, 2018 | Feb 28, 2018 |
| SC 13D | Ownership over 5% (active) | Feb 23, 2018 | — |
| 3 | Initial insider ownership | Feb 22, 2018 | Feb 20, 2018 |
| 4 | Insider transaction | Jan 23, 2018 | Jan 22, 2018 |
| 4 | Insider transaction | Jan 22, 2018 | Jan 17, 2018 |
| 4 | Insider transaction | Jan 16, 2018 | Jan 11, 2018 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 16, 2018 | — |
| 3 | Initial insider ownership | Jan 10, 2018 | Dec 27, 2017 |
| SC 13D | Ownership over 5% (active) | Jan 10, 2018 | — |
| 4 | Insider transaction | Aug 25, 2017 | Aug 24, 2017 |
| 4 | Insider transaction | Aug 24, 2017 | Aug 23, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| 4 | Insider transaction | Mar 16, 2017 | Mar 14, 2017 |
| SC 13G | Ownership over 5% (passive) | Feb 21, 2017 | — |
| SC 13G | Ownership over 5% (passive) | Feb 17, 2017 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2017 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 27, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Oct 27, 2016 | — |
| 4 | Insider transaction | Oct 14, 2016 | Oct 12, 2016 |
| SC 13D | Ownership over 5% (active) | Sep 8, 2016 | — |
| 4 | Insider transaction | Aug 29, 2016 | Aug 26, 2016 |
| 4 | Insider transaction | Aug 25, 2016 | Aug 25, 2016 |
| 3 | Initial insider ownership | Jul 29, 2016 | Jul 21, 2016 |
| 4 | Insider transaction | Jun 22, 2016 | Jun 21, 2016 |
| 4 | Insider transaction | Jun 14, 2016 | Jun 13, 2016 |
| 4 | Insider transaction | May 26, 2016 | May 25, 2016 |
| SC 13G | Ownership over 5% (passive) | May 25, 2016 | — |
| SC 13G | Ownership over 5% (passive) | May 23, 2016 | — |
| 4 | Insider transaction | May 23, 2016 | May 20, 2016 |
| 4 | Insider transaction | May 23, 2016 | May 20, 2016 |
| 4 | Insider transaction | May 23, 2016 | May 20, 2016 |
| SC 13G | Ownership over 5% (passive) | May 20, 2016 | — |
| 4/A | Form 4/a | May 20, 2016 | May 19, 2016 |
| 4 | Insider transaction | May 20, 2016 | May 19, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
| 4 | Insider transaction | Mar 24, 2016 | Mar 22, 2016 |
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
- HRGN (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Holliston, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1563665
- Former names
- Biostage, Inc. (until Jul 10, 2023)
Other Surgical & Medical Instruments & Apparatus companies
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All 151 Surgical & Medical Instruments & Apparatus companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.