Heartflow, Inc. (HTFL) Institutional Shareholders
Heartflow, Inc. (HTFL) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $2.14B in HTFL holdings during the latest filing period.
Bain Capital Life Sciences Investors, Llc is currently the largest disclosed institutional shareholder of HTFL tracked by InsiderSet, reporting ownership valued at approximately $247.87M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $428.74M, representing an estimated gain of +72.97% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 57% of the total disclosed HTFL value among the investors covered in this analysis. Major shareholders include Bain Capital Life Sciences Investors, Llc, Wellington Management Group Llp, Blackrock, Inc., and several other long-term asset managers with concentrated positions in Heartflow, Inc. (HTFL).
This page ranks the largest institutional HTFL shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
188
Total Reported Value
$2.14B
Largest Holder
Bain Capital Life Sciences Investors, Llc
Largest Position
$247.87M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
107
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, Llc | 14.74% | 8,448,158 | $247,868,956 | $428,744,019 | +$180,875,063 | +72.97% | |
| Wellington Management Group Llp | 0.04% | 7,864,226 | $230,736,390 | $399,109,470 | +$168,373,080 | +72.97% | |
| Blackrock, Inc. | 0.00% | 5,197,747 | $152,501,905 | $263,785,660 | +$111,283,755 | +72.97% | |
| Fmr Llc | 0.01% | 4,820,944 | $141,446,490 | $244,662,908 | +$103,216,418 | +72.97% | |
| Vanguard Portfolio Management Llc | 0.00% | 3,584,428 | $105,167,118 | $181,909,721 | +$76,742,603 | +72.97% | |
| Bamco Inc | 0.14% | 3,225,133 | $94,625,402 | $163,675,500 | +$69,050,098 | +72.97% | |
| Vanguard Capital Management Llc | 0.00% | 2,753,206 | $80,779,064 | $139,725,205 | +$58,946,141 | +72.97% | |
| Invesco Ltd. | 0.01% | 2,298,718 | $67,444,387 | $116,659,939 | +$49,215,552 | +72.97% | |
| Janus Henderson Group Plc | 0.03% | 2,180,976 | $53,063,035 | $110,684,532 | +$57,621,497 | +108.59% | |
| Point72 Asset Management, L.P. | 0.08% | 1,721,279 | $50,502,326 | $87,354,909 | +$36,852,583 | +72.97% | |
| Summit Partners Public Asset Management, Llc | 1.29% | 1,694,651 | $49,721,060 | $86,003,538 | +$36,282,478 | +72.97% | |
| Alliancebernstein L.P. | 0.02% | 1,924,268 | $46,817,440 | $97,656,601 | +$50,839,161 | +108.59% | |
| State Street Corp | 0.00% | 1,465,895 | $43,271,525 | $74,394,171 | +$31,122,646 | +71.92% | |
| Geode Capital Management, Llc | 0.00% | 1,360,391 | $39,917,601 | $69,039,843 | +$29,122,242 | +72.96% | |
| Nuveen, Llc | 0.01% | 1,353,168 | $39,701,949 | $68,673,276 | +$28,971,327 | +72.97% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.01% | 1,414,828 | $34,422,765 | $71,802,521 | +$37,379,756 | +108.59% | |
| Morgan Stanley | 0.00% | 1,054,889 | $30,950,483 | $53,535,617 | +$22,585,134 | +72.97% | |
| Ubs Group Ag | 0.00% | 975,510 | $28,621,464 | $49,507,133 | +$20,885,669 | +72.97% | |
| Bnp Paribas Asset Management Holding S.A. | 0.03% | 931,160 | $27,320,235 | $47,256,370 | +$19,936,135 | +72.97% | |
| Millennium Management Llc | 0.02% | 922,893 | $27,077,681 | $46,836,820 | +$19,759,139 | +72.97% | |
| 12 West Capital Management Lp | 4.95% | 902,500 | $26,479,350 | $45,801,875 | +$19,322,525 | +72.97% | |
| Citadel Advisors Llc | 0.01% | 799,883 | $23,468,568 | $40,594,062 | +$17,125,494 | +72.97% | |
| Champlain Investment Partners, Llc | 0.55% | 733,607 | $21,524,029 | $37,230,555 | +$15,706,526 | +72.97% | |
| Voya Investment Management Llc | 0.02% | 733,183 | $21,511,589 | $37,209,037 | +$15,697,448 | +72.97% | |
| Next Century Growth Investors Llc | 1.04% | 671,404 | $19,698,993 | $34,073,753 | +$14,374,760 | +72.97% | |
| Nzs Capital, Llc | 0.50% | 656,014 | $19,247,451 | $33,292,711 | +$14,045,260 | +72.97% | |
| Bank Of New York Mellon Corp | 0.00% | 650,849 | $19,095,922 | $33,030,587 | +$13,934,665 | +72.97% | |
| Eventide Asset Management, Llc | 0.25% | 636,942 | $18,688,110 | $32,324,807 | +$13,636,697 | +72.97% | |
| Xxec, Inc. | 2.38% | 599,194 | $18,363,954 | $30,409,096 | +$12,045,142 | +65.59% | |
| Goldman Sachs Group Inc | 0.00% | 607,387 | $17,820,735 | $30,824,890 | +$13,004,155 | +72.97% | |
| Rock Springs Capital Management Lp | 0.82% | 573,500 | $16,826,490 | $29,105,125 | +$12,278,635 | +72.97% | |
| Ensign Peak Advisors, Inc | 0.03% | 690,466 | $16,799,038 | $35,041,150 | +$18,242,112 | +108.59% | |
| Bank Of America Corp | 0.00% | 567,030 | $16,636,660 | $28,776,773 | +$12,140,113 | +72.97% | |
| Fred Alger Management, Llc | 0.05% | 539,160 | $15,818,954 | $27,362,370 | +$11,543,416 | +72.97% | |
| Northern Trust Corp | 0.00% | 537,902 | $15,782,045 | $27,298,527 | +$11,516,482 | +72.97% | |
| Jpmorgan Chase & Co | 0.00% | 441,237 | $15,497,028 | $22,392,778 | +$6,895,750 | +44.50% | |
| Bnp Paribas Financial Markets | 0.01% | 511,523 | $15,008,085 | $25,959,792 | +$10,951,707 | +72.97% | |
| Massachusetts Financial Services Co | 0.00% | 498,812 | $14,635,144 | $25,314,709 | +$10,679,565 | +72.97% | |
| Renaissance Technologies LLC | Jim Simons | 0.02% | 382,700 | $11,228,418 | $19,422,025 | +$8,193,607 | +72.97% |
| Alyeska Investment Group, L.P. | 0.03% | 350,000 | $10,269,000 | $17,762,500 | +$7,493,500 | +72.97% | |
| Aqr Capital Management Llc | 0.00% | 303,220 | $8,896,483 | $15,388,415 | +$6,491,932 | +72.97% | |
| Walleye Capital Llc | 0.04% | 298,568 | $8,759,985 | $15,152,326 | +$6,392,341 | +72.97% | |
| Charles Schwab Investment Management Inc | 0.00% | 297,254 | $8,721,432 | $15,085,641 | +$6,364,209 | +72.97% | |
| Rtw Investments, Lp | 0.07% | 295,000 | $8,655,300 | $14,971,250 | +$6,315,950 | +72.97% | |
| Price T Rowe Associates Inc | 0.00% | 238,268 | $6,992,000 | $12,092,101 | +$5,100,101 | +72.94% | |
| Vanguard Fiduciary Trust Co | 0.00% | 235,809 | $6,918,636 | $11,967,307 | +$5,048,671 | +72.97% | |
| Lord, Abbett & Co. Llc | 0.02% | 200,536 | $5,884,000 | $10,177,202 | +$4,293,202 | +72.96% | |
| Lisanti Capital Growth, Llc | 1.22% | 189,675 | $5,565,065 | $9,626,006 | +$4,060,941 | +72.97% | |
| Sei Investments Co | 0.00% | 163,009 | $4,782,684 | $8,272,707 | +$3,490,023 | +72.97% | |
| Temasek Holdings (Private) Ltd | 0.01% | 157,644 | $4,625,275 | $8,000,433 | +$3,375,158 | +72.97% |
Frequently asked questions about HTFL
Who owns the most HTFL stock?
The largest holders of HTFL are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for Heartflow, Inc. (HTFL).
Is HTFL widely held by superinvestors?
Many widely followed stocks like HTFL appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly HTFL is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.