Heartflow, Inc. (HTFL) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

49,106,752Shares Outstanding

50,720,877Shares held by institutions

$1,615,459,932Value of institutional holdings

103.29%Institutional ownership %

25.72%Shares Changed QoQ

108No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Heartflow, Inc. (NASDAQ:HTFL) appears in 108 institutional 13F filings for the quarter ending December 2025.

Their combined ownership stood at 103.0% of outstanding shares in December 2025, up from 91.4% in September 2025.
Their total shares held in HTFL increased 25.41% from the prior quarter, while the number of investors in Heartflow stayed flat year over year.
Of these 108 funds, 82 grew their exposure to Heartflow, 13 cut back, and 13 maintained positions.
Combined, these investors held 50.57Mn shares in HTFL for December 2025, up by 10.25Mn shares quarter on quarter, and with no net change year over year.
As of December 31, 2025, the biggest holder of Heartflow is Bain Capital Life Sciences Investors, LLC at 12.45Mn shares, representing 25.35% of shares outstanding.
Top purchasers of HTFL stock for the quarter ending December 2025 included Capricorn Investment Group LLC (1.66Mn), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (1.43Mn), BAMCO INC /NY/ (1.07Mn), BlackRock, Inc. (1.03Mn), WELLINGTON MANAGEMENT GROUP LLP (1.01Mn).
Leading sellers of Heartflow shares for the quarter ending December 2025 were FMR LLC (607.38K), LORD, ABBETT & CO. LLC (341.84K), Jpmorgan Chase & Co (238.85K), Janus Henderson Group Plc (149.56K), NEW YORK STATE COMMON RETIREMENT FUND (116.19K).
Heartflow's 10 largest shareholders as of December 2025 include Bain Capital Life Sciences Investors, LLC (12.45Mn), WELLINGTON MANAGEMENT GROUP LLP (5.89Mn), FMR LLC (4.12Mn), BAILLIE GIFFORD & CO (3.01Mn), BAMCO INC /NY/ (2.3Mn), Schusterman Interests, LLC (1.94Mn), Capricorn Investment Group LLC (1.66Mn), VANGUARD GROUP INC (1.58Mn), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (1.43Mn), BlackRock, Inc. (1.34Mn) per Business Quant data.

108 Institutional Holders

50,720,877 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Bain Capital Life Sciences Investors, LLC	31 Dec, 2025	12,448,158	0	0.00%	$362,863,806.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	5,894,070	1,014,006	20.78%	$171,812,140.00
FMR LLC	31 Dec, 2025	4,122,853	-607,381	-12.84%	$120,181,183.00
BAILLIE GIFFORD & CO	31 Dec, 2025	3,005,998	0	0.00%	$87,624,842.00
BAMCO INC /NY/	31 Dec, 2025	2,303,877	1,066,371	86.17%	$67,158,015.00
Schusterman Interests, LLC	31 Dec, 2025	1,939,201	0	0.00%	$56,527,709.00
Capricorn Investment Group LLC	31 Dec, 2025	1,661,601	1,661,601	0.00%	$48,177,645.00
VANGUARD GROUP INC	31 Dec, 2025	1,580,313	128,400	8.84%	$46,066,124.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	31 Dec, 2025	1,431,011	1,431,011	0.00%	$41,713,971.00
BlackRock, Inc.	31 Dec, 2025	1,342,139	1,032,570	333.55%	$39,123,352.00
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC	31 Dec, 2025	1,259,121	410,659	48.40%	$36,703,377.00
CITADEL ADVISORS LLC	31 Dec, 2025	1,248,898	871,223	230.68%	$36,405,377.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	1,089,030	-34,033	-3.03%	$31,745,225.00
Janus Henderson Group Plc	31 Dec, 2025	865,560	-149,564	-14.73%	$25,231,275.00
LORD, ABBETT & CO. LLC	31 Dec, 2025	790,903	-341,838	-30.18%	$23,055.00
Morgan Stanley	31 Dec, 2025	745,924	-9,217	-1.22%	$21,743,717.00
Franklin Resources Inc	31 Dec, 2025	685,159	363,433	112.96%	$19,972,385.00
Jpmorgan Chase & Co	31 Dec, 2025	586,282	-238,848	-28.95%	$17,090,121.00
Invesco Ltd.	31 Dec, 2025	577,397	475,004	463.90%	$16,831,122.00
EVENTIDE ASSET MANAGEMENT, LLC	31 Dec, 2025	505,989	421,999	502.44%	$14,749,579.00

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