AI summary pending
View Full Filing (SEC EDGAR)Heartflow Inc
$47.78-0.7%
+$396.6M
Net Activity
+17.69% total shares
Institutions Holding
196
Popularity Rank
#3051
Avg Weight
0.20%
Total Value
$2.2B
Market Cap
$1.8B
196 institutions currently hold HTFL, with 147 net buyers and 62 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
62
Net Buying Institutions
147
Top 5 by Value
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Across its top 20 institutional holders, HTFL's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 10/100, avg. turnover score 43/100).
HTFL ranks #3051 out of 37501 tracked stocks by institutional interest — one of the most closely watched names in our coverage.
HTFL is a top-conviction position for Bain Capital Life Sciences Investors, LLC — at 14.7% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
Invesco Ltd. has added to its HTFL position for two straight quarters, increasing it by $50.6M to reach $67.4M today.
Bain Capital Life Sciences Investors, LLC has trimmed its HTFL position for two straight quarters, cutting it by $115.0M while still holding $247.9M.
HTFL is down 0.7% today, but institutions show net buying of $396.6M this quarter — a divergence between today's price move and the underlying institutional flow.
HTFL reported a net loss of $118.4M over the trailing twelve months.
+$3.3B
Total Buy Value
$334.9M
Total Sell Value
147
Net Buyers
62
Net Sellers
HTFL
Q2 2026
Top 5 Institutional Movers
HTFL does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
12
Filings (90d)
$22.28M
Total Est. Value
556K shares
Planned Shares
| Filer | Filing Date | Est. Value |
|---|---|---|
| Verghese Vikram | 2026-09-02 | $297K |
| Farquhar John C.M. | 2026-08-21 | $1.36M |
| Farquhar John C.M. | 2026-08-18 | $1.47M |
| Rogers Campbell | 2026-08-17 | $380K |
| Cohen Arthur Bruce | 2026-08-14 | $8.43M |
| Farquhar John C.M. | 2026-08-14 | $608K |
| Healey Joseph Patrick | 2026-08-14 | $6.22M |
| Farquhar John C.M. | 2026-08-10 | $639K |
| Rogers Campbell | 2026-07-15 | $237K |
| Farquhar John C.M. | 2026-07-10 | $626K |
Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。
2
Active 5%+ Holders
| Reporting Person | Type | Filing Date | % of Class |
|---|---|---|---|
| BCLS Fund III Investments, LP | 13G/A | 2026-08-14 | 9.8% |
| Wellington Management Group LLP | 13G/A | 2026-08-13 | 9.1% |
| Wellington Management Group LLP | 13G/A | 2026-08-06 | 10.7% |
1
Filings (14d)
AI summary pending
View Full Filing (SEC EDGAR)42238D107
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3229 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2971 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,419
Total reported value
$354.5B
Held by 4419 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,323
Total reported value
$864.3B
Held by 4323 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,246
Total reported value
$320.5B
Held by 4246 institutions — one of the most-tracked stocks on AlphaSMO
Access HTFL's institutional ownership data programmatically:
REST API
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