Heartflow, Inc. (HTFL) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

48,899,038Shares Outstanding

18,577,396Shares held by institutions

$413,718,609Value of institutional holdings

102.15%Institutional ownership %

25.76%Shares Changed QoQ

105No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Heartflow, Inc. (NASDAQ:HTFL) includes 105 filers as of the latest reporting cycle ending December 2025.

Heartflow saw its institutional ownership percentage rose to 102.1% in December 2025 from 90.7% in September 2025.
In percentage terms, this reflects as a holdings change of 25.76% quarter on quarter, and an unavailable change year over year.
Among the 105 institutional holders of Heartflow, 81 added to their stakes while 11 trimmed their positions and 13 held steady.
This class of investors increased its holdings in Heartflow to 49.95Mn shares for the 13F-cycle ending December 2025, up by 10.23Mn shares quarter on quarter, and down N/A shares year over year.
With 12.45Mn shares, Bain Capital Life Sciences Investors, LLC commands the largest institutional position in Heartflow as of December 31, 2025, equating to 25.46% of the company.
Among the most significant buyers of Heartflow during December 2025 were 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 stock in December 2025 included FMR LLC (607.38K), LORD, ABBETT & CO. LLC (341.84K), JANUS HENDERSON GROUP PLC (149.56K), NEW YORK STATE COMMON RETIREMENT FUND (116.19K), MILLENNIUM MANAGEMENT LLC (48.23K).
The top 10 institutional holders of Heartflow for the quarter ending December 2025 included 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/ (2.30Mn), 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).

105 Institutional Holders

18,577,396 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	173,717	42.11%	$17,090,121.00
EVENTIDE ASSET MANAGEMENT, LLC	31 Dec, 2025	505,989	421,999	502.44%	$14,749,579.00
UBS Group AG	31 Dec, 2025	501,165	348,753	228.82%	$14,608,961.00

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