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Livermore
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Heartflow, Inc.

HTFL
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001464521

In the last 90 days, Heartflow, Inc. insiders filed 0 open-market purchases and 13 sales; 193 institutions reported holding it in 13F filings for Q2 2026, worth $2.19B in total; no superinvestor holds it.

Q1 2026 vs. Q4 2025

How the institutions holding Heartflow, Inc. changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of HTFL: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders1124169+61
Shares52.3M1.63M65.0M+14.3M (+28.2%)
Value$1.53B$47.6M$1.59B+$110.6M (+7.5%)

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (75)

Institutions that held Heartflow, Inc. at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to HTFL in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Portfolio Management LLC2,045,938$49.8M0.00%
Vanguard Capital Management LLC1,893,495$46.1M0.00%
Next Century Growth Investors LLC652,969$15.9M1.15%
12 West Capital Management LP640,000$15.6M2.63%
Champlain Investment Partners, LLC567,424$13.8M0.18%
AQR Capital Management LLC208,814$5.08M0.00%
Voloridge Investment Management, LLC176,045$4.28M0.02%
Vanguard Fiduciary Trust Co150,457$3.66M0.00%
Balyasny Asset Management LLC148,200$3.61M0.01%
Wealth Enhancement Advisory Services, LLC133,991$3.33M0.01%
Quantbot Technologies LP120,847$2.94M0.12%
Intrepid Family Office LLC110,000$2.68M2.33%
Jane Street Group, LLC102,284$2.49M0.00%
Aquatic Capital Management LLC73,099$1.78M0.05%
Quantinno Capital Management LP71,271$1.73M0.00%
TFC Financial Management55,598$1.35M0.17%
Universal- Beteiligungs- und Servicegesellschaft mbH55,449$1.35M0.00%
Squarepoint Ops LLC50,611$1.23M0.00%
CI Private Wealth, LLC50,321$1.22M0.00%
Holocene Advisors, LP44,578$1.08M0.00%
Jain Global LLC43,902$1.07M0.01%
Intellectus Partners, LLC41,159$1.00M0.20%
Lazard Asset Management LLC38,126$927.6K0.00%
AlpInvest Partners B.V.37,655$916.1K1.84%
Susquehanna International Group, LLP34,605$841.9K0.00%
Ieq Capital, LLC30,327$737.9K0.00%
LMR Partners LLP30,000$729.9K0.01%
Allstate Corp29,000$705.6K0.01%
Bank of Montreal27,439$667.6K0.00%
HB Wealth Management, LLC25,214$613.5K0.00%
Hudson Bay Capital Management LP22,370$544.3K0.00%
Landscape Capital Management, L.L.C.22,210$540.4K0.03%
Carlyle Group Inc.20,438$497.3K0.00%
Walleye Capital LLC19,464$473.6K0.00%
Mariner, LLC18,623$453.1K0.00%
Bridges Investment Management Inc17,313$421.2K0.01%
Vanguard Asset Management, Ltd14,552$354.1K0.00%
Diversified Trust Co14,200$345.5K0.01%
Entropy Technologies, LP13,875$337.6K0.02%
Dark Forest Capital Management LP13,849$336.9K0.03%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC12,549$305.3K0.01%
Colony Group, LLC9,757$294.3K0.00%
Verition Fund Management LLC11,494$279.6K0.00%
Envestnet Asset Management Inc11,202$272.5K0.00%
Valeo Financial Advisors, LLC10,889$264.9K0.01%
Mercer Global Advisors Inc10,778$262.2K0.00%
nVerses Capital, LLC10,501$255.5K0.23%
Mayport, LLC10,000$243.3K0.05%
Vanguard Global Advisers, LLC7,624$185.5K0.00%
Los Angeles Capital Management LLC7,430$180.8K0.00%
Vanguard Investments Australia, Ltd.5,915$143.9K0.00%
Bessemer Group Inc5,180$126.0K0.00%
Zurcher Kantonalbank (Zurich Cantonalbank)5,000$121.7K0.00%
RiverPark Advisors, LLC4,204$102.3K0.04%
Essential Partners LLC2,343$57.0K0.02%
Versant Capital Management, Inc1,053$25.6K0.00%
Nisa Investment Advisors, LLC938$22.8K0.00%
Simplex Trading, LLC822$20.0K0.00%
MCF Advisors LLC764$18.6K0.00%
EverSource Wealth Advisors, LLC431$10.5K0.00%
GAMMA Investing LLC274$6.67K0.00%
SRS Capital Advisors, Inc.233$5.67K0.00%
Allworth Financial LP216$5.26K0.00%
True Wealth Design, LLC151$3.67K0.00%
Root Financial Partners, LLC106$2.58K0.00%
Rothschild Investment LLC100$2.43K0.00%
Leo H. Evart, Inc.100$2.43K0.00%
Farther Finance Advisors, LLC93$2.28K0.00%
IFP Advisors, Inc93$2.26K0.00%
Larson Financial Group LLC63$1.53K0.00%
SJS Investment Consulting Inc.14$3410.00%
Advisory Services Network, LLC9$2190.00%
Sunbelt Securities, Inc.7$1700.00%
Covestor Ltd5$00.00%
Swiss Life Asset Management Ltd16,012––

Sold out (14)

Institutions that held Heartflow, Inc. at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of HTFL in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Board of Trustees of The Leland Stanford Junior University312,234$9.10M
Seven Grand Managers, LLC100,000$2.92M
West Family Investments, Inc.87,773$2.56M
TD Asset Management Inc56,562$1.65M
Lykos Global Management, LP20,000$583.0K
D. E. Shaw & Co., Inc.18,513$539.7K
Boothbay Fund Management, LLC11,309$329.7K
Connable Office Inc7,552$220.1K
Amalgamated Bank610$18.0K
Quarry LP90$2.62K
Bell Investment Advisors, Inc70$2.04K
Bare Financial Services, Inc16$466
Rockefeller Capital Management L.P.6$175
Avion Wealth17$0

Not filed for Q1 2026 yet (4)

Institutions that held Heartflow, Inc. at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding HTFL in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc1,580,313$46.1M
Norges Bank35,000$1.02M
Sandia Investment Management LP15,917$464.0K
Comerica Bank351$10.2K