Security key
42238D107
Heartflow, Inc. - Common Stock, $0.001 par value per share (HTFL)
CUSIP: 42238D107
Q1 2026 13F Holders as of 31 Mar 2026
- Type / Class
- Equity / Common Stock, $0.001 par value per share
- Shares outstanding
- 85,781,264
- Total 13F shares
- 64,981,937
- Share change
- +9,789,840
- Total reported value
- $1,588,418,037
- Price per share
- $24.33
- Number of holders
- 167
- Value change
- +$235,723,768
- Number of buys
- 115
- Number of sells
- 40
Report period
Q1 2026
Institutions
167
Top holders
10
HTFL full security history
Previous quarter: Q4 2025
Heartflow, Inc. SEC filings
Heartflow, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 42238D107
Recent filing periods:
Top shareholders of HTFL - Heartflow, Inc. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP |
13D/G
13F
|
Company |
14%
|
11,921,247
|
$268,108,845 | +$135,551,211 | 27 Feb 2026 | |
| BCLS Fund III Investments, LP |
13D/G
|
— |
12%
|
10,448,158
|
$282,936,119 | -$54,160,000 | 31 Mar 2026 | |
| Hayfin Special Opportunities Fund II LP |
13D/G
|
Hayfin Management Holdings Limited |
6.2%
|
5,283,264
|
$177,834,666 | $0 | 30 Sep 2025 | |
| FMR LLC |
13D/G
13F
|
Company |
5.7%
|
4,730,234
|
$159,219,679 | $0 | 30 Sep 2025 | |
| HealthCor Partners Management LP |
13D/G
3/4/5
|
10%+ Owner |
2.4%
|
2,082,014
|
$48,261,085 | -$106,988,264 | 24 Mar 2026 | |
| Bain Capital Life Sciences Investors, LLC |
13F
|
Company |
15%
|
12,448,158
|
$362,863,806 | — | 31 Dec 2025 | |
| BAILLIE GIFFORD & CO |
13F
|
Company |
3.5%
|
3,005,998
|
$87,624,842 | — | 31 Dec 2025 | |
| BAMCO INC /NY/ |
13F
|
Company |
2.7%
|
2,303,877
|
$67,158,015 | — | 31 Dec 2025 | |
| Schusterman Interests, LLC |
13F
|
Company |
2.3%
|
1,939,201
|
$56,527,709 | — | 31 Dec 2025 | |
| Capricorn Investment Group LLC |
13F
|
Company |
1.9%
|
1,661,601
|
$48,177,645 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
1.8%
|
1,580,313
|
$46,066,124 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
1.7%
|
1,431,011
|
$41,713,971 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13F
|
Company |
1.6%
|
1,342,139
|
$39,123,352 | — | 31 Dec 2025 | |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC |
13F
|
Company |
1.5%
|
1,259,121
|
$36,703,377 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.5%
|
1,248,898
|
$36,405,377 | — | 31 Dec 2025 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
1.3%
|
1,089,030
|
$31,745,225 | — | 31 Dec 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
1%
|
865,560
|
$25,231,275 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1%
|
863,271
|
$25,165,000 | — | 31 Dec 2025 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
0.92%
|
790,903
|
$23,055,000 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.87%
|
745,924
|
$21,743,717 | — | 31 Dec 2025 | |
| Ensign Peak Advisors, Inc |
13F
|
Company |
0.82%
|
700,805
|
$20,428,466 | — | 31 Dec 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.8%
|
685,159
|
$19,972,385 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.68%
|
586,282
|
$17,090,121 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
0.67%
|
577,397
|
$16,831,122 | — | 31 Dec 2025 | |
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
|
Company |
0.59%
|
505,989
|
$14,749,579 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.58%
|
501,165
|
$14,608,961 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.58%
|
499,925
|
$14,575,256 | — | 31 Dec 2025 | |
| RTW INVESTMENTS, LP |
13F
|
Company |
0.58%
|
495,000
|
$14,429,250 | — | 31 Dec 2025 | |
| FRED ALGER MANAGEMENT, LLC |
13F
|
Company |
0.51%
|
440,508
|
$12,840,808 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
0.38%
|
322,351
|
$9,396,532 | — | 31 Dec 2025 | |
| Board of Trustees of The Leland Stanford Junior University |
13F
|
Company |
0.36%
|
312,234
|
$9,101,621 | — | 31 Dec 2025 | |
| Point72 Asset Management, L.P. |
13F
|
Company |
0.35%
|
304,487
|
$8,875,796 | — | 31 Dec 2025 | |
| Rock Springs Capital Management LP |
13F
|
Company |
0.32%
|
277,700
|
$8,094,955 | — | 31 Dec 2025 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.27%
|
228,617
|
$6,664,186 | — | 31 Dec 2025 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
0.26%
|
225,000
|
$6,558,750 | — | 31 Dec 2025 | |
| EMERALD ADVISERS, LLC |
13F
|
Company |
0.26%
|
221,582
|
$6,459,115 | — | 31 Dec 2025 | |
| NZS Capital, LLC |
13F
|
Company |
0.24%
|
209,688
|
$6,112,405 | — | 31 Dec 2025 | |
| GILDER GAGNON HOWE & CO LLC |
13F
|
Company |
0.22%
|
185,868
|
$5,418,052 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.18%
|
153,346
|
$4,470,036 | — | 31 Dec 2025 | |
| Freestone Grove Partners LP |
13F
|
Company |
0.17%
|
150,000
|
$4,372,500 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.17%
|
147,195
|
$4,290,734 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.16%
|
138,762
|
$4,044,912 | — | 31 Dec 2025 | |
| EMERALD MUTUAL FUND ADVISERS TRUST |
13F
|
Company |
0.15%
|
131,262
|
$3,826,287 | — | 31 Dec 2025 | |
| Catalio Capital Management, LP |
13F
|
Company |
0.13%
|
113,857
|
$3,318,932 | — | 31 Dec 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.13%
|
110,509
|
$3,222,000 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.12%
|
101,537
|
$2,959,804 | — | 31 Dec 2025 | |
| SEVEN GRAND MANAGERS, LLC |
13F
|
Company |
0.12%
|
100,000
|
$2,915,000 | — | 31 Dec 2025 | |
| West Family Investments, Inc. |
13F
|
Company |
0.1%
|
87,773
|
$2,558,583 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.1%
|
86,738
|
$2,528,413 | — | 31 Dec 2025 | |
| Ghisallo Capital Management LLC |
13F
|
Company |
0.09%
|
75,000
|
$2,186,250 | — | 31 Dec 2025 |
Institutional Holders of Heartflow, Inc. - Common Stock, $0.001 par value per share (HTFL) as of Q1 2026
As of 31 Mar 2026,
Heartflow, Inc. - Common Stock, $0.001 par value per share (HTFL) was held by
167 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
64,981,937 shares.
The largest 10 holders included
WELLINGTON MANAGEMENT GROUP LLP, Bain Capital Life Sciences Investors, LLC, FMR LLC, BAMCO INC /NY/, JANUS HENDERSON GROUP PLC, VANGUARD PORTFOLIO MANAGEMENT LLC, Invesco Ltd., VANGUARD CAPITAL MANAGEMENT LLC, BlackRock, Inc., and UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC.
This page lists
167
institutional shareholders reporting positions in this security
for the Q1 2026 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
112
Q1 2026 holders
167
Holder diff
55
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 Value $ | Q1 2026 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.