Heartflow, Inc. SEC filings HTFL
Heartflow, Inc. has 194 filings in SEC EDGAR's recent list, going back to Jul 10, 2009. 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 Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 13, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 144 | Notice of proposed sale | Oct 22, 2026 | — |
| 144 | Notice of proposed sale | Oct 22, 2026 | — |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 144 | Notice of proposed sale | Oct 13, 2026 | — |
| 4 | Insider transaction | Sep 21, 2026 | Sep 18, 2026 |
| 4 | Insider transaction | Sep 18, 2026 | Sep 17, 2026 |
| 144 | Notice of proposed sale | Sep 18, 2026 | — |
| 144 | Notice of proposed sale | Sep 18, 2026 | — |
| 144 | Notice of proposed sale | Sep 18, 2026 | — |
| 144 | Notice of proposed sale | Sep 17, 2026 | — |
| 4 | Insider transaction | Sep 15, 2026 | Sep 11, 2026 |
| 144 | Notice of proposed sale | Sep 15, 2026 | — |
| 4 | Insider transaction | Sep 14, 2026 | Sep 10, 2026 |
| 144 | Notice of proposed sale | Sep 14, 2026 | — |
| 144 | Notice of proposed sale | Sep 11, 2026 | — |
| 144 | Notice of proposed sale | Sep 11, 2026 | — |
| 4 | Insider transaction | Sep 10, 2026 | Sep 8, 2026 |
| 144 | Notice of proposed sale | Sep 10, 2026 | — |
| 144 | Notice of proposed sale | Sep 8, 2026 | — |
| 4 | Insider transaction | Sep 4, 2026 | Sep 2, 2026 |
| 144 | Notice of proposed sale | Sep 3, 2026 | — |
| 144 | Notice of proposed sale | Sep 2, 2026 | — |
| 4 | Insider transaction | Aug 25, 2026 | Aug 21, 2026 |
| 144 | Notice of proposed sale | Aug 21, 2026 | — |
| 4 | Insider transaction | Aug 20, 2026 | Aug 18, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 13, 2026 | Jun 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 13, 2026 | Aug 13, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 10, 2026 |
| 4 | Insider transaction | Aug 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Aug 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Aug 10, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 10, 2026 | Aug 6, 2026 |
| 144 | Notice of proposed sale | Aug 10, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| 4 | Insider transaction | Jul 31, 2026 | Jul 30, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 27, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 24, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 28, 2026 | — |
| 4 | Insider transaction | Jul 24, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 21, 2026 |
| 4 | Insider transaction | Jul 20, 2026 | Jul 17, 2026 |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 144 | Notice of proposed sale | Jul 15, 2026 | — |
| 4 | Insider transaction | Jul 13, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 10, 2026 | Jul 8, 2026 |
| 144 | Notice of proposed sale | Jul 10, 2026 | — |
| 4 | Insider transaction | Jun 26, 2026 | Jun 24, 2026 |
| 144 | Notice of proposed sale | Jun 24, 2026 | — |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 16, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 18, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 144 | Notice of proposed sale | Jun 10, 2026 | — |
| 4 | Insider transaction | May 20, 2026 | May 18, 2026 |
| 144 | Notice of proposed sale | May 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 14, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 14, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 11, 2026 | — |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| ARS | Annual report to shareholders | Apr 29, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 29, 2026 | — |
| DEF 14A | Proxy statement | Apr 29, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 144 | Notice of proposed sale | Apr 10, 2026 | — |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 144 | Notice of proposed sale | Apr 1, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 31, 2026 | — |
| 4 | Insider transaction | Mar 26, 2026 | Mar 24, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Aug 7, 2025 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 144 | Notice of proposed sale | Mar 19, 2026 | — |
| S-8 | Employee stock plan registration | Mar 18, 2026 | — |
| 10-K | Annual report | Mar 18, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 18, 2026 | Mar 18, 2026 |
| 144 | Notice of proposed sale | Mar 18, 2026 | — |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 6, 2026 | Mar 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 5, 2026 | — |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 12, 2026 |
| 144/A | Filing | Feb 12, 2026 | — |
| 144 | Notice of proposed sale | Feb 12, 2026 | — |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 144 | Notice of proposed sale | Feb 10, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 10, 2026 | — |
| 4 | Insider transaction | Feb 6, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 144 | Notice of proposed sale | Feb 5, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 12, 2026 | Jan 12, 2026 |
| 4 | Insider transaction | Dec 17, 2025 | Dec 16, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 24, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| 4 | Insider transaction | Nov 12, 2025 | Nov 7, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 5, 2025 | — |
| 10-Q | Quarterly report | Sep 19, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Sep 10, 2025 | Sep 10, 2025 |
| 8-K |
Current report
Agreement ended
|
Aug 25, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 22, 2025 | Aug 11, 2025 |
| 3 | Initial insider ownership | Aug 22, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 13, 2025 | Aug 11, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Aug 11, 2025 | Aug 7, 2025 |
| S-8 | Employee stock plan registration | Aug 11, 2025 | — |
| S-8 | Employee stock plan registration | Aug 11, 2025 | — |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Aug 11, 2025 | Aug 11, 2025 |
| 424B4 | Prospectus | Aug 8, 2025 | — |
| EFFECT | Filing | Aug 7, 2025 | — |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| 3 | Initial insider ownership | Aug 7, 2025 | Aug 7, 2025 |
| CERT | Filing | Aug 7, 2025 | — |
| 8-A12B | Filing | Aug 7, 2025 | — |
| CORRESP | Letter to the SEC | Aug 6, 2025 | — |
| S-1/A | Amended registration statement | Aug 6, 2025 | — |
| CORRESP | Letter to the SEC | Aug 5, 2025 | — |
| CORRESP | Letter to the SEC | Aug 5, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 5, 2025 | — |
| S-1/A | Amended registration statement | Aug 1, 2025 | — |
| S-1 | Registration statement | Jul 17, 2025 | — |
| DRS/A | Filing | Jun 23, 2025 | — |
| DRSLTR | Filing | Jun 20, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 28, 2025 | — |
| DRS/A | Filing | Apr 18, 2025 | — |
| DRSLTR | Filing | Apr 18, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 10, 2025 | — |
| DRS/A | Filing | Mar 27, 2025 | — |
| DRSLTR | Filing | Mar 26, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 5, 2025 | — |
| DRS | Filing | Feb 6, 2025 | — |
| D | Filing | Jun 14, 2019 | — |
| D | Filing | Dec 4, 2017 | — |
| D/A | Filing | May 20, 2016 | — |
| D | Filing | Feb 12, 2015 | — |
| D/A | Filing | Feb 27, 2014 | — |
| D/A | Filing | Feb 2, 2012 | — |
| D | Filing | Dec 30, 2011 | — |
| D/A | Filing | Feb 4, 2011 | — |
| D | Filing | Sep 1, 2010 | — |
| D | Filing | Jun 14, 2010 | — |
| D | Filing | Apr 19, 2010 | — |
| D | Filing | Jul 10, 2009 | — |
Showing 194 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Surgical & Medical Instruments & Apparatus (SIC 3841)
- Listed as
- HTFL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Francisco, CA
- SEC filer status
- Non-accelerated filer, Emerging growth company
- SEC CIK
- 1464521
- Former names
- Cardiovascular Simulation, Inc. (until Jun 14, 2010)
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.