Heartflow Inc
HTFL
169 hedge funds and large institutions have $1.59B invested in Heartflow Inc in 2026 Q1 according to their latest regulatory filings, with 75 funds opening new positions, 50 increasing their positions, 26 reducing their positions, and 15 closing their positions.
400% more first-time investments, than exits
New positions opened: 75 | Existing positions closed: 15
92% more repeat investments, than reductions
Existing positions increased: 50 | Existing positions reduced: 26
51% more funds holding
Funds holding: 112 → 169 (+57)
14.34% more ownership
Funds ownership: 61.46% → 75.79% (+14%)
4% more capital invested
Capital invested by funds: $1.53B → $1.59B (+$64.7M)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
100% less call options, than puts
Call options by funds: $0 | Put options by funds: $1.3M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$165M |
| 2 |
BAMCO Inc
New York
|
+$41.4M |
| 3 |
Invesco
Atlanta,
Georgia
|
+$36.3M |
| 4 |
Janus Henderson Group
London,
|
+$35.7M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$34.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BCLSI
Bain Capital Life Sciences Investors
Boston,
Massachusetts
|
-$54.3M |
| 2 |
Baillie Gifford & Co
Edinburgh,
United Kingdom
|
-$52.2M |
| 3 |
SI
Schusterman Interests
Tulsa,
Oklahoma
|
-$45.6M |
| 4 |
CIG
Capricorn Investment Group
Palo Alto,
California
|
-$38.1M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$22.6M |
HTFL Hedge Fund Activity: Q1 2026 in Review
169 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in Heartflow Inc (HTFL) for Q1 2026, worth a combined $1.59B — up 4.2% from $1.53B a quarter earlier.
Buyers outnumbered sellers: 75 funds opened new HTFL positions and 15 closed out — a net gain of 60 holders — while 50 added to existing stakes and 26 trimmed.
The largest buyer was Wellington Management Group, adding an estimated $165M. The largest seller was Bain Capital Life Sciences Investors, cutting an estimated $54.3M.
- 169 institutional investors held Heartflow Inc (HTFL) as of Q1 2026, up from 112 in Q4 2025.
- Funds reported $1.59B of Heartflow Inc stock for Q1 2026, up 4.2% quarter-over-quarter.
- 75 funds opened new Heartflow Inc positions in Q1 2026 and 15 closed out, a net change of +60 holders.
- The largest Heartflow Inc buyer in Q1 2026 was Wellington Management Group, an estimated $165M added.
- The largest Heartflow Inc seller in Q1 2026 was Bain Capital Life Sciences Investors, an estimated $54.3M sold.
Based on aggregated 13F filings for Q1 2026.