H
Heartflow, Inc. Common Stock
HTFL • NASDAQ
Heartflow, Inc. Common Stock is a publicly traded company on NASDAQ, led by John Farquhar, with a market cap of $3.1B. As of Q3 2025, 53% of shares are held by 87 institutional investors, with Bain Capital Life Sciences Investors, LLC as the largest holder at 14.93%.
CEOJohn Farquhar
Market Cap$3.1B
Overview
Overview of institutional ownership in HTFL as of Q3 2025 with a market cap of $2.8B
All Institutions
- Institutions
- 87
- Value Held
- $1.5B
- Shares Held
- 44.3M
- Avg Position
- $17.1M
- Median Position
- $2.5M
Hedge Funds
- Hedge Funds
- 21
- Value Held
- $104.8M
- Shares Held
- 3.1M
- Avg Position
- $5.0M
- Median Position
- $2.5M
Ownership Breakdown
Based on market cap of $2.8B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in HTFL as of Q3 2025
| Institution | Position Value |
|---|---|
B Bain Capital Life Sciences Investors, LLC Institution | $419.0M 27.84% of portfolio |
 WELLINGTON MANAGEMENT CO LLP Long Only Manager | $164.3M 0.03% of portfolio |
 FMR LLC Institution | $159.2M 0.01% of portfolio |
B BAILLIE GIFFORD & CO Institution | $101.2M 0.08% of portfolio |
S Schusterman Interests, LLC Institution | $65.3M 14.92% of portfolio |
 VANGUARD GROUP INC Institution | $48.9M 0.00% of portfolio |
C Capital International Investors Institution | $43.7M 0.01% of portfolio |
 BAMCO INC /NY/ Long Only Manager | $41.7M 0.11% of portfolio |
 PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager | $40.9M 0.00% of portfolio |
 LORD, ABBETT & CO. LLC Long Only Manager | $38.1M 0.12% of portfolio |
Net Capital Flow
Institutional buying and selling activity for HTFL in Q3 2025
- Traded
- +$1.5B
- Buyers
- 87
- Sellers
- 0
- Total Bought
- +$1.5B
- Total Sold
- −-
- Avg Position
- $17.1M
Biggest Buyers
| Institution | Net Bought |
|---|---|
B Bain Capital Life Sciences Investors, LLC Institution | +$419.0M +12.4M shares |
WELLINGTON MANAGEMENT CO LLP Long Only Manager | +$164.3M +4.9M shares |
FMR LLC Institution | +$159.2M +4.7M shares |
B BAILLIE GIFFORD & CO Institution | +$101.2M +3.0M shares |
S Schusterman Interests, LLC Institution | +$65.3M +1.9M shares |
VANGUARD GROUP INC Institution | +$48.9M +1.5M shares |
C Capital International Investors Institution | +$43.7M +1.3M shares |
BAMCO INC /NY/ Long Only Manager | +$41.7M +1.2M shares |
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager | +$40.9M +1.2M shares |
LORD, ABBETT & CO. LLC Long Only Manager | +$38.1M +1.1M shares |
Biggest Sellers
| Institution | Net Sold | |
|---|---|---|
| No sellers found | ||
Entry and Exit Activity
Institutions that initiated new positions or completely exited HTFL in Q3 2025
- New Positions
- 87
- New Value
- $1.5B
- Exited Positions
- 0
- Exited Value
- -
New Positions
| Institution | Position Value |
|---|---|
B Bain Capital Life Sciences Investors, LLC Institution | $419.0M 12.4M shares |
WELLINGTON MANAGEMENT CO LLP Long Only Manager | $164.3M 4.9M shares |
FMR LLC Institution | $159.2M 4.7M shares |
B BAILLIE GIFFORD & CO Institution | $101.2M 3.0M shares |
S Schusterman Interests, LLC Institution | $65.3M 1.9M shares |
VANGUARD GROUP INC Institution | $48.9M 1.5M shares |
C Capital International Investors Institution | $43.7M 1.3M shares |
BAMCO INC /NY/ Long Only Manager | $41.7M 1.2M shares |
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager | $40.9M 1.2M shares |
LORD, ABBETT & CO. LLC Long Only Manager | $38.1M 1.1M shares |
Exited Positions
| Institution | Previous Position |
|---|---|
| No exited positions found | |
Options Activity
Institutions with the largest Call and Put options positions in HTFL as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with HTFL as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
B Bain Capital Life Sciences Investors, LLC Institution | 27.84% $419.0M |
S Schusterman Interests, LLC Institution | 14.92% $65.3M |
1.24% $10.5M | |
 XXEC, Inc. RIA/Wealth | 0.93% $1.0M |
 SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC Hedge Fund•Long/Short | 0.91% $28.6M |
 Sandia Investment Management LP Hedge Fund•Event Driven | 0.86% $252.5K |
 BRANDYWINE MANAGERS, LLC Fund of Funds | 0.54% $564.6K |
 Rock Springs Capital Management LP Hedge Fund•Sector | 0.49% $8.4M |
 AH Lisanti Capital Growth, LLC Long Only Manager | 0.24% $981.7K |
 EMERALD ADVISERS INC/PA Long Only Manager | 0.24% $7.3M |
Hedge Fund Spotlight
Discover hedge funds investing in HTFL
Z
Zimmer Partners, LP
Hedge Fund • Long/Short
Portfolio ManagerStuart Jason Zimmer
- Portfolio Value
- $4.0B
- Positions
- 133
- Last Reported
- Q3 2025
Sector Allocation
H
Position in Heartflow, Inc. Common Stock
- Market Value
- $673.2K
- Shares Held
- 20.0K
- Portfolio Weight
- 0.02%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Regulated Electric Utilities | $266.9M | 6.72% | |
Regulated Gas Utilities | $254.9M | 6.42% | |
Oil & Gas Midstream Energy | $222.3M | 5.59% |
