HEARTFLOW INC HTFL
$27.96
-8.9% 52w: $20.49 – $39.91
Latest 13F among current holders filed 1 month ago (May 21, 2026)
Price — last 12 months
research preview data20.4930.2039.91
Aug 11, 2025 Jul 2, 2026
Institutional holders
169
+57 QoQ
13F value
$1.59B
+4.2% QoQ
Smart-money holders
14
signal tier ≥ 2
New smart buyers
4
Q1 2026
Options barometer
puts only
— calls / $1.3M puts
Institutional value by quarter
Number of holders
Who owns HTFL?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | Long only active | 12.0M | $291.5M | 0.1% | +103.3% |
| Bain Capital Life Sciences Investors, LLC ★3 | Fundamental concentrated | 10.4M | $254.2M | 22.9% | -16.1% |
| FMR LLC | Long only active | 5.4M | $131.3M | 0.0% | +30.9% |
| BAMCO INC /NY/ | Other | 3.8M | $93.1M | 0.3% | +66.1% |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 2.2M | $53.1M | 0.0% | +152.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 2.0M | $49.8M | 0.0% | — |
| Invesco Ltd. | Index provider | 1.9M | $46.5M | 0.0% | +231.3% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 1.9M | $46.1M | 0.0% | — |
| ALLIANCEBERNSTEIN L.P. | Long only active | 1.2M | $35.7M | 0.0% | +12.4% |
| BlackRock, Inc. | Index provider | 1.5M | $35.6M | 0.0% | +9.0% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 1.4M | $34.4M | 0.0% | -1.1% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 1.1M | $26.6M | 0.0% | +1513.4% |
| BAILLIE GIFFORD & CO ★2 | Long only active | 1.1M | $26.4M | 0.0% | -63.9% |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC ★2 | Fundamental diversified | 892.1K | $21.7M | 1.0% | -29.1% |
| MORGAN STANLEY | Bank broker | 851.9K | $20.7M | 0.0% | +14.2% |
| FRANKLIN RESOURCES INC | Long only active | 793.7K | $19.3M | 0.0% | +15.8% |
| EVENTIDE ASSET MANAGEMENT, LLC | Other | 757.0K | $18.4M | 0.3% | +49.6% |
| CITADEL ADVISORS LLC | Multistrat pod | 756.6K | $18.4M | 0.0% | -39.4% |
| VOYA INVESTMENT MANAGEMENT LLC | Diversified mechanical | 727.7K | $17.7M | 0.0% | +218.3% |
| Ensign Peak Advisors, Inc | Diversified mechanical | 690.5K | $16.8M | 0.0% | -1.5% |
| NEXT CENTURY GROWTH INVESTORS LLC | Other | 653.0K | $15.9M | 1.2% | New |
| 12 West Capital Management LP ★3 | Fundamental concentrated | 640.0K | $15.6M | 2.6% | New |
| FRED ALGER MANAGEMENT, LLC | Other | 638.3K | $15.5M | 0.1% | +44.9% |
| Rock Springs Capital Management LP ★2 | Fundamental diversified | 572.5K | $13.9M | 0.8% | +106.2% |
| Champlain Investment Partners, LLC | Other | 567.4K | $13.8M | 0.2% | New |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 541.7K | $13.2M | 0.0% | +8.3% |
| Point72 Asset Management, L.P. | Multistrat pod | 538.4K | $13.1M | 0.0% | +76.8% |
| RTW INVESTMENTS, LP ★2 | Fundamental diversified | 495.0K | $12.0M | 0.1% | Held |
| STATE STREET CORP | Index provider | 450.6K | $11.0M | 0.0% | +39.8% |
| LORD, ABBETT & CO. LLC | Other | 450.4K | $11.0M | 0.0% | -43.1% |
| JPMORGAN CHASE & CO | Bank broker | 447.0K | $10.7M | 0.0% | -23.8% |
| UBS Group AG | Bank broker | 429.1K | $10.4M | 0.0% | -14.4% |
| Catalio Capital Management, LP ★2 | Fundamental concentrated | 403.6K | $9.8M | 2.1% | +254.5% |
| Freestone Grove Partners LP | Quant stat arb | 362.1K | $8.8M | 0.1% | +141.4% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 342.8K | $8.3M | 0.0% | +3886.2% |
| XXEC, Inc. ★3 | Fundamental concentrated | 278.7K | $8.1M | 1.4% | +564.8% |
| NZS Capital, LLC ★2 | Fundamental diversified | 290.1K | $7.1M | 0.2% | +38.4% |
| Capricorn Investment Group LLC ★2 | Fundamental diversified | 256.7K | $6.5M | 1.1% | -84.6% |
| Schusterman Interests, LLC | Wealth advisor | 259.7K | $6.3M | 1.6% | -86.6% |
| Alyeska Investment Group, L.P. | Quant stat arb | 225.0K | $5.5M | 0.0% | Held |
| EMERALD ADVISERS, LLC | Other | 221.3K | $5.4M | 0.2% | -0.1% |
| GOLDMAN SACHS GROUP INC | Bank broker | 220.5K | $5.4M | 0.0% | +49.8% |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 208.8K | $5.1M | 0.0% | New |
| GILDER GAGNON HOWE & CO LLC | Other | 183.9K | $4.5M | 0.1% | -1.1% |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Diversified mechanical | 176.0K | $4.3M | 0.0% | New |
| NORTHERN TRUST CORP | Index provider | 158.3K | $3.9M | 0.0% | +14.1% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 150.5K | $3.7M | 0.0% | — |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 149.1K | $3.6M | 0.0% | -2.8% |
| Balyasny Asset Management L.P. | Multistrat pod | 148.2K | $3.6M | 0.0% | New |
| ROYAL BANK OF CANADA | Bank broker | 137.4K | $3.3M | 0.0% | +24.4% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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