Heartflow, Inc.
HTFL- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001464521
In the last 90 days, Heartflow, Inc. insiders filed 0 open-market purchases and 13 sales; 193 institutions reported holding it in 13F filings for Q2 2026, worth $2.19B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Heartflow, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 193
- +27 vs. Q1 2026
- Shares held
- 74.8M
- +12.0M (+19.2%) vs. Q1 2026
- Total value
- $2.19B
- +$654.1M (+42.6%) vs. Q1 2026
- New holders
- 51
- 91 more added
- Sold out
- 24
- 37 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting HTFL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 193 | $2.19B |
| Q1 2026 | 169 | $1.59B |
| Q4 2025 | 112 | $1.53B |
| Q3 2025 | 89 | $1.49B |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Heartflow, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LMR Partners LLP | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| TrueMark Investments, LLC | 0 | $0 | 0.00% | −26,885−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −22,370−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −22,210−100.0% | Sold out |
| Carlyle Group Inc. | 0 | $0 | 0.00% | −20,438−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −13,849−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −11,494−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −10,889−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −5,180−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −4,600−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −822−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −490−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −359−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −106−100.0% | Sold out |
| Rachor Investment Advisory Services, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −16,012−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Sunbelt Securities, Inc. | – | – | – | – | Not filed |