Heartflow
HTFL · NASDAQ
$55.59+$4.57 (+8.96%)TodayMarket closed ·
Prev close $51.02
Who owns HTFL
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 51.5% of HTFL’s shares.
- Wellington Management Company, LLP10.7%
- Bain Capital Life Sciences Investors, LLC9.8%
- Fidelity Management & Research Company LLC5.5%
- BlackRock Institutional Trust Company, N.A.5.3%
- Next 6 largest institutions20.3%
- All other shareholders48.5%
| Holder | Shares | % of shares |
|---|---|---|
| Wellington Management Company, LLP | 9.23M | 10.71% |
| Bain Capital Life Sciences Investors, LLC | 8.45M | 9.80% |
| Fidelity Management & Research Company LLC | 4.71M | 5.46% |
| BlackRock Institutional Trust Company, N.A. | 4.58M | 5.31% |
| Vanguard Portfolio Management, LLC | 3.58M | 4.16% |
| Baron Capital Management, Inc. | 3.23M | 3.74% |
| Tansey (Casey M) | 3.19M | 3.70% |
| Vanguard Capital Management, LLC | 2.75M | 3.19% |
| Janus Henderson Investors | 2.42M | 2.81% |
| Invesco Advisers, Inc. | 2.30M | 2.67% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Health Care Fund | 5.80M | 6.72% |
| Vanguard Total Stock Market Index Fund | 2.48M | 2.87% |
| iShares Russell 2000 ETF | 2.07M | 2.40% |
| Vanguard Small-Cap Index Fund | 1.79M | 2.07% |
| Invesco Discovery Fund | 1.17M | 1.36% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $76.86M (27 trades) of HTFL on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Farquhar John C.M. | Sale | 38.90K | $1.93M |
| Rogers Campbell | Option exercise | 850 | — |
| Rogers Campbell | Option exercise | 12.33K | — |
| Rogers Campbell | Sale | 19.68K | $987.05K |
| Rogers Campbell | Option exercise | 850 | $1.89K |
| Rogers Campbell | Option exercise | 12.33K | $102.70K |
| Verghese Vikram | Sale | 16.77K | $850.93K |
| Verghese Vikram | Sale | 7.58K | $379.82K |
| Verghese Vikram | Sale | 668 | $33.41K |
| Verghese Vikram | Sale | 4.59K | $230.74K |
Short interest
Settled Sep 30, 2026
- Shares short
- 6.81M
- Days to cover
- 3.34
- % of shares outstanding
- 7.90%
- Average daily volume
- 2.04M
- Change since last report
- +21.1%
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