Heartflow, Inc. - HTFL

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Bain Capital Life Sciences Investors, LLC History No change 12,448,158 362,863 27.79% 27.81% 1 0 0.0% Q4 2025 Feb 17, 2026
WELLINGTON MANAGEMENT GROUP LLP History Added to 5,894,070 171,812 0.03% 0.03% 2 +1,014,006 20.78% Q4 2025 Feb 17, 2026
FMR LLC History Reduced 4,122,853 120,181 0.01% 0.01% 3 -607,381 -12.84% Q4 2025 Feb 17, 2026
BAILLIE GIFFORD & CO History No change 3,005,998 87,624 0.07% 0.07% 4 0 0.0% Q4 2025 Jan 23, 2026
BAMCO INC /NY/ History Added to 2,303,877 67,158 0.18% 0.11% 5 +1,066,371 86.17% Q4 2025 Feb 17, 2026
Schusterman Interests, LLC History No change 1,939,201 56,527 12.94% 14.92% 6 0 0.0% Q4 2025 Feb 17, 2026
Capricorn Investment Group LLC History New 1,661,601 48,177 5.83% 7 +1,661,601 New Q4 2025 Feb 17, 2026
VANGUARD GROUP INC History Added to 1,580,313 46,066 0.0% 0.0% 8 +128,400 8.84% Q4 2025 Jan 29, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History New 1,431,011 41,713 0.01% 9 +1,431,011 New Q4 2025 Feb 13, 2026
BlackRock, Inc. History Added to 1,342,139 39,123 0.0% 0.0% 10 +1,032,570 333.55% Q4 2025 Feb 12, 2026
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC History Added to 1,259,121 36,703 0.76% 0.59% 11 +410,659 48.4% Q4 2025 Feb 17, 2026
CITADEL ADVISORS LLC History Added to 1,248,898 36,405 0.01% 0.0% 12 +871,223 230.68% Q4 2025 Feb 17, 2026
ALLIANCEBERNSTEIN L.P. History Reduced 1,089,030 31,745 0.01% 0.01% 13 -34,033 -3.03% Q4 2025 Feb 17, 2026
JANUS HENDERSON GROUP PLC History Reduced 865,560 25,231 0.01% 0.02% 14 -149,564 -14.73% Q4 2025 Feb 17, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Reduced 863,271 25,165 0.0% 0.0% 15 -351,725 -28.95% Q4 2025 Feb 17, 2026
LORD, ABBETT & CO. LLC History Reduced 790,903 23,055 0.07% 0.11% 16 -341,838 -30.18% Q4 2025 Feb 13, 2026
MORGAN STANLEY History Reduced 745,924 21,743 0.0% 0.0% 17 -9,217 -1.22% Q4 2025 Feb 13, 2026
Ensign Peak Advisors, Inc History Added to 700,805 20,428 0.04% 0.03% 18 +74,993 11.98% Q4 2025 Feb 12, 2026
FRANKLIN RESOURCES INC History Added to 685,159 19,972 0.0% 0.0% 19 +363,433 112.96% Q4 2025 Feb 11, 2026
JPMORGAN CHASE & CO History Added to 586,282 17,090 0.0% 0.0% 20 +173,717 42.11% Q4 2025 Feb 11, 2026
Invesco Ltd. History Added to 577,397 16,831 0.0% 0.0% 21 +475,004 463.9% Q4 2025 Feb 19, 2026
EVENTIDE ASSET MANAGEMENT, LLC History Added to 505,989 14,749 0.23% 0.05% 22 +421,999 502.44% Q4 2025 Feb 13, 2026
UBS Group AG History Added to 501,165 14,608 0.0% 0.0% 23 +348,753 228.82% Q4 2025 Jan 29, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 499,925 14,575 0.0% 0.0% 24 +244,256 95.54% Q4 2025 Feb 09, 2026
RTW INVESTMENTS, LP History New 495,000 14,429 0.14% 25 +495,000 New Q4 2025 Feb 17, 2026
FRED ALGER MANAGEMENT, LLC History Added to 440,508 12,840 0.05% 0.04% 26 +143,509 48.32% Q4 2025 Feb 17, 2026
STATE STREET CORP History Added to 322,351 9,396 0.0% 0.0% 27 +247,871 332.8% Q4 2025 Feb 13, 2026
Board of Trustees of The Leland Stanford Junior University History No change 312,234 9,101 1.83% 1.24% 28 0 0.0% Q4 2025 Feb 17, 2026
Point72 Asset Management, L.P. History Added to 304,487 8,875 0.01% 0.01% 29 +104,005 51.88% Q4 2025 Feb 17, 2026
Rock Springs Capital Management LP History Added to 277,700 8,094 0.42% 0.49% 30 +27,700 11.08% Q4 2025 Feb 17, 2026
VOYA INVESTMENT MANAGEMENT LLC History New 228,617 6,664 0.01% 31 +228,617 New Q4 2025 Feb 12, 2026
Alyeska Investment Group, L.P. History Added to 225,000 6,558 0.02% 0.01% 32 +140,000 164.71% Q4 2025 Feb 13, 2026
EMERALD ADVISERS, LLC History Added to 221,582 6,459 0.2% 0.24% 33 +3,644 1.67% Q4 2025 Feb 09, 2026
NZS Capital, LLC History New 209,688 6,112 0.19% 34 +209,688 New Q4 2025 Feb 12, 2026
GILDER GAGNON HOWE & CO LLC History Added to 185,868 5,418 0.06% 0.04% 35 +66,509 55.72% Q4 2025 Feb 17, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 153,346 4,470 0.0% 0.0% 36 +51,761 50.95% Q4 2025 Feb 13, 2026
Freestone Grove Partners LP History Added to 150,000 4,372 0.03% 0.01% 37 +120,000 400.0% Q4 2025 Feb 17, 2026
GOLDMAN SACHS GROUP INC History Added to 147,195 4,290 0.0% 0.0% 38 +90,150 158.03% Q4 2025 Mar 25, 2026
NORTHERN TRUST CORP History Added to 138,762 4,044 0.0% 0.0% 39 +104,838 309.04% Q4 2025 Feb 17, 2026
EMERALD MUTUAL FUND ADVISERS TRUST History No change 131,262 3,826 0.19% 0.23% 40 0 0.0% Q4 2025 Feb 09, 2026
Catalio Capital Management, LP History New 113,857 3,318 0.59% 41 +113,857 New Q4 2025 Feb 17, 2026
ROYAL BANK OF CANADA History New 110,509 3,222 0.0% 42 +110,509 New Q4 2025 Feb 17, 2026
AMERIPRISE FINANCIAL INC History Added to 101,537 2,959 0.0% 0.0% 43 +4,716 4.87% Q4 2025 Feb 17, 2026
SEVEN GRAND MANAGERS, LLC History Added to 100,000 2,915 0.22% 0.14% 44 +50,000 100.0% Q4 2025 Feb 10, 2026
West Family Investments, Inc. History New 87,773 2,558 0.6% 45 +87,773 New Q4 2025 Feb 11, 2026
BANK OF AMERICA CORP /DE/ History Added to 86,738 2,528 0.0% 0.0% 46 +21,757 33.48% Q4 2025 Feb 17, 2026
Ghisallo Capital Management LLC History No change 75,000 2,186 0.1% 0.08% 47 0 0.0% Q4 2025 Feb 17, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 67,769 1,975 0.0% 0.0% 48 -48,226 -41.58% Q4 2025 Feb 17, 2026
Burkehill Global Management, LP History No change 65,000 1,894 0.12% 0.12% 49 0 0.0% Q4 2025 Feb 17, 2026
VARCOV Co. History New 56,831 1,656 0.65% 50 +56,831 New Q4 2025 Feb 17, 2026
TD ASSET MANAGEMENT INC History Reduced 56,562 1,648 0.0% 0.0% 51 -23,400 -29.26% Q4 2025 Feb 10, 2026
Brevan Howard Capital Management LP History New 52,621 1,533 0.02% 52 +52,621 New Q4 2025 Feb 17, 2026
Bank of New York Mellon Corp History New 48,653 1,418 0.0% 53 +48,653 New Q4 2025 Feb 10, 2026
Lisanti Capital Growth, LLC History Added to 43,789 1,276 0.3% 0.24% 54 +14,625 50.15% Q4 2025 Feb 09, 2026
XTX Topco Ltd History Added to 43,205 1,259 0.03% 0.02% 55 +31,913 282.62% Q4 2025 Feb 17, 2026
XXEC, Inc. History Added to 41,920 1,221 1.22% 0.85% 56 +12,088 40.52% Q4 2025 Mar 05, 2026
Swiss National Bank History New 41,100 1,198 0.0% 57 +41,100 New Q4 2025 Feb 12, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History New 36,877 1,108 0.0% 58 +36,877 New Q4 2025 Feb 13, 2026
NORGES BANK History New 35,000 1,020 0.0% 59 +35,000 New Q4 2025 Feb 10, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History New 32,773 955 0.0% 60 +32,773 New Q4 2025 Feb 17, 2026
BCWM, LLC History New 31,139 907 0.27% 61 +31,139 New Q4 2025 Feb 11, 2026
BARCLAYS PLC History Added to 30,336 884 0.0% 0.0% 62 +13,618 81.46% Q4 2025 Feb 13, 2026
TrueMark Investments, LLC History Reduced 26,506 772 0.15% 0.16% 63 -758 -2.78% Q4 2025 Jan 14, 2026
Nuveen, LLC History New 23,239 677 0.0% 64 +23,239 New Q4 2025 Feb 12, 2026
WELLS FARGO & COMPANY/MN History New 21,488 626 0.0% 65 +21,488 New Q4 2025 Feb 13, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History New 20,693 603 0.0% 66 +20,693 New Q4 2025 Feb 17, 2026
RHUMBLINE ADVISERS History New 20,054 584 0.0% 67 +20,054 New Q4 2025 Feb 13, 2026
Quent Capital, LLC History New 20,000 583 0.04% 68 +20,000 New Q4 2025 Jan 29, 2026
Lykos Global Management, LP History New 20,000 583 0.41% 69 +20,000 New Q4 2025 Feb 17, 2026
D. E. Shaw & Co., Inc. History Added to 18,513 539 0.0% 0.0% 70 +8,483 84.58% Q4 2025 Feb 17, 2026
Legal & General Group Plc History Added to 17,718 516 0.0% 0.0% 71 +15,957 906.13% Q4 2025 Feb 09, 2026
BRANDYWINE MANAGERS, LLC History No change 16,774 488 0.24% 0.54% 72 0 0.0% Q4 2025 Feb 13, 2026
Legato Capital Management LLC History Added to 16,180 471 0.04% 0.03% 73 +8,965 124.26% Q4 2025 Feb 06, 2026
Sandia Investment Management LP History Added to 15,917 463 1.15% 0.75% 74 +8,417 112.23% Q4 2025 Feb 17, 2026
Perpetual Ltd History New 15,741 458 0.01% 75 +15,741 New Q4 2025 Jan 20, 2026
SEI INVESTMENTS CO History Added to 15,153 441 0.0% 0.0% 76 +6,145 68.22% Q4 2025 Feb 13, 2026
DEUTSCHE BANK AG\ History New 13,844 403 0.0% 77 +13,844 New Q4 2025 Feb 11, 2026
BOOTHBAY FUND MANAGEMENT, LLC History New 11,309 329 0.0% 78 +11,309 New Q4 2025 Feb 17, 2026
MetLife Investment Management, LLC History New 11,035 321 0.0% 79 +11,035 New Q4 2025 Feb 12, 2026
SG Americas Securities, LLC History New 10,715 312 0.0% 80 +10,715 New Q4 2025 Jan 09, 2026
STIFEL FINANCIAL CORP History New 10,576 308 0.0% 81 +10,576 New Q4 2025 Feb 13, 2026
THRIVENT FINANCIAL FOR LUTHERANS History New 8,610 251 0.0% 82 +8,610 New Q4 2025 Feb 05, 2026
BNP PARIBAS FINANCIAL MARKETS History New 8,600 250 0.0% 83 +8,600 New Q4 2025 Feb 10, 2026
CONNABLE OFFICE INC History New 7,552 220 0.02% 84 +7,552 New Q4 2025 Feb 03, 2026
STALEY CAPITAL ADVISERS INC History New 7,000 204 0.01% 85 +7,000 New Q4 2025 Feb 05, 2026
Caitong International Asset Management Co., Ltd History New 4,958 144 0.04% 86 +4,958 New Q4 2025 Mar 03, 2026
KLP KAPITALFORVALTNING AS History New 4,500 131 0.0% 87 +4,500 New Q4 2025 Jan 28, 2026
Police & Firemen's Retirement System of New Jersey History New 4,490 130 0.0% 88 +4,490 New Q4 2025 Feb 13, 2026
STRS OHIO History New 3,400 99 0.0% 89 +3,400 New Q4 2025 Feb 02, 2026
NEW YORK STATE COMMON RETIREMENT FUND History Reduced 3,100 90 0.0% 0.01% 90 -116,189 -97.4% Q4 2025 Feb 12, 2026
CITIGROUP INC History New 2,445 71 0.0% 91 +2,445 New Q4 2025 Feb 13, 2026
Ameritas Investment Partners, Inc. History New 1,576 45 0.0% 92 +1,576 New Q4 2025 Feb 11, 2026
Russell Investments Group, Ltd. History New 1,538 44 0.0% 93 +1,538 New Q4 2025 Feb 17, 2026
AMALGAMATED BANK History New 610 18 0.0% 94 +610 New Q4 2025 Feb 05, 2026
Sterling Capital Management LLC History New 597 17 0.0% 96 +597 New Q4 2025 Feb 13, 2026
JONES FINANCIAL COMPANIES LLLP History No change 600 17 0.0% 0.0% 95 0 0.0% Q4 2025 Feb 17, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History New 490 14 0.0% 97 +490 New Q4 2025 Feb 10, 2026
Tower Research Capital LLC (TRC) History New 459 13 0.0% 98 +459 New Q4 2025 Feb 17, 2026
COMERICA BANK History Added to 351 10 0.0% 0.0% 99 +159 82.81% Q4 2025 Jan 29, 2026
MAI Capital Management History No change 334 9 0.0% 0.0% 100 0 0.0% Q4 2025 Feb 13, 2026
FNY Investment Advisers, LLC History New 290 8 0.0% 101 +290 New Q4 2025 Jan 16, 2026
Center for Financial Planning, Inc. History New 268 7 0.0% 102 +268 New Q4 2025 Feb 05, 2026
Quarry LP History New 90 2 0.0% 104 +90 New Q4 2025 Feb 13, 2026
Bell Investment Advisors, Inc History New 70 2 0.0% 103 +70 New Q4 2025 Feb 24, 2026
Rachor Investment Advisory Services, LLC History New 65 1 0.0% 107 +65 New Q4 2025 Jan 30, 2026
CWM, LLC History New 44 1 0.0% 105 +44 New Q4 2025 Jan 26, 2026
Steward Partners Investment Advisory, LLC History No change 62 1 0.0% 0.0% 106 0 0.0% Q4 2025 Feb 12, 2026
Capital International Investors History Closed out 0 0 0.01% -1,297,423 -100.0% Q3 2025 Nov 13, 2025
Artisan Partners Limited Partnership History Closed out 0 0 0.02% -499,622 -100.0% Q3 2025 Nov 12, 2025
PERCEPTIVE ADVISORS LLC History Closed out 0 0 0.15% -150,000 -100.0% Q3 2025 Nov 14, 2025
DEERFIELD MANAGEMENT COMPANY, L.P. History Closed out 0 0 0.05% -100,000 -100.0% Q3 2025 Nov 14, 2025
JENNISON ASSOCIATES LLC History Closed out 0 0 0.0% -94,121 -100.0% Q3 2025 Oct 30, 2025
Schonfeld Strategic Advisors LLC History Closed out 0 0 0.01% -75,000 -100.0% Q3 2025 Nov 14, 2025
Atika Capital Management LLC History Closed out 0 0 0.19% -69,000 -100.0% Q3 2025 Nov 13, 2025
SOROS FUND MANAGEMENT LLC History Closed out 0 0 0.03% -65,896 -100.0% Q3 2025 Nov 14, 2025
BRAIDWELL LP History Closed out 0 0 0.05% -50,000 -100.0% Q3 2025 Nov 14, 2025
Limestone Investment Advisors LP History Closed out 0 0 0.1% -37,897 -100.0% Q3 2025 Nov 13, 2025
Jain Global LLC History Closed out 0 0 0.0% -31,200 -100.0% Q3 2025 Nov 14, 2025
Zimmer Partners, LP History Closed out 0 0 0.01% -20,000 -100.0% Q3 2025 Nov 14, 2025
MARSHALL WACE, LLP History Closed out 0 0 0.0% -15,443 -100.0% Q3 2025 Nov 13, 2025
Man Group plc History Closed out 0 0 0.0% -11,471 -100.0% Q3 2025 Nov 14, 2025
Centiva Capital, LP History Closed out 0 0 0.0% -10,555 -100.0% Q3 2025 Nov 14, 2025
Hudson Bay Capital Management LP History Closed out 0 0 0.0% -8,560 -100.0% Q3 2025 Dec 15, 2025
Quadrature Capital Ltd History Closed out 0 0 0.0% -7,998 -100.0% Q3 2025 Nov 13, 2025
Y-Intercept (Hong Kong) Ltd History Closed out 0 0 0.01% -6,958 -100.0% Q3 2025 Oct 31, 2025
TFC Financial Management, Inc. History Closed out 0 0 0.01% -1,200 -100.0% Q3 2025 Oct 24, 2025
Aster Capital Management (DIFC) Ltd History Closed out 0 0 0.01% -450 -100.0% Q3 2025 Nov 12, 2025
Fortitude Family Office, LLC History Closed out 0 0 0.0% -109 -100.0% Q3 2025 Oct 17, 2025
PRIVATE TRUST CO NA History Closed out 0 0 0.0% -77 -100.0% Q3 2025 Oct 15, 2025
Wealthspire Advisors, LLC History Closed out 0 0 0.0% -50 -100.0% Q3 2025 Nov 14, 2025
Avion Wealth History Reduced 17 0 0.0% -35 -67.31% Q4 2025 Jan 23, 2026
Nemes Rush Group LLC History New 27 0 +27 New Q4 2025 Feb 11, 2026
OSAIC HOLDINGS, INC. History New 25 0 +25 New Q4 2025 Feb 17, 2026
Bare Financial Services, Inc History New 16 0 +16 New Q4 2025 Feb 06, 2026
Hughes Financial Services, LLC History Closed out 0 0 -16 -100.0% Q3 2025 Nov 14, 2025
Rockefeller Capital Management L.P. History New 6 0 +6 New Q4 2025 Mar 16, 2026