Hayfin Special Opportunities Fund II LP - 30 Sep 2025 SCHEDULE 13G Report for HEARTFLOW, INC. Class A Common Stock, $0.001 par value (HTFL)

Filing Manager
Hayfin Special Opportunities Fund II LP
Reporting Manager
Hayfin Management Holdings Limited
Security
HEARTFLOW, INC. Class A Common Stock, $0.001 par value
Symbol
HTFL
Shares outstanding
85,213,935 shares
Disclosed Ownership
5,283,264 shares
Ownership
6.2%
Form type
SCHEDULE 13G
Filing time
14 Nov 2025, 16:01:03 UTC
Date of event
30 Sep 2025
SEC
View on sec.gov

Reporting Managers (26)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Hayfin Management Holdings Limited 6.2% 5,283,264 0 5,283,264 By: /s/ David Rushford David Rushford, Authorised Signatory
Hayfin Heartflow UK Limited 4.3% 3,635,597 0 3,635,597 By: /s/ Jessica Gray Jessica Gray, Director
Hayfin Tourmaline LuxCo S.a.r.l. 1.9% 1,647,667 0 1,647,667 By: /s/ John Molloy John Molloy, Manager
Hayfin Healthcare Opportunities Fund GP S.a.r.l. 1.5% 1,267,181 0 1,267,181 By: /s/ John Molloy John Molloy, Manager
Hayfin Healthcare Opportunities Invest LP 1.5% 1,267,181 0 1,267,181 acting by its general partner, HAYFIN HF GP LLC, acting by its sole member, Hayfin Healthcare Opportunities Fund GP S.a.r.l., By: /s/ John Molloy John Molloy, Manager
Hayfin SOF III GP S.a.r.l. 1.4% 1,174,580 0 1,174,580 By: /s/ John Molloy John Molloy, Manager
Hayfin Special Opportunities Fund III SCSp 1.4% 1,174,580 0 1,174,580 acting by its general partner, HAYFIN SOF III GP S.A.R.L., By: /s/ John Molloy John Molloy, Manager
Hayfin Hostplus GP Limited 0.1% 123,243 0 123,243 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Hostplus LP 0.1% 123,243 0 123,243 acting by its general partner, HAYFIN HOSTPLUS GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Chief GP Limited 0.3% 236,807 0 236,807 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Chief LP 0.3% 236,807 0 236,807 acting by its general partner, HAYFIN CHIEF GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
SunHay GP Limited 0.3% 217,086 0 217,086 By: /s/ Anneka Bavalia Anneka Bavalia, Director
SunHay LP 0.3% 217,086 0 217,086 acting by its general partner, SUNHAY GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Big Cypress GP Limited 0.3% 246,672 0 246,672 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Big Cypress LP 0.3% 246,672 0 246,672 acting by its general partner, HAYFIN BIG CYPRESS GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Hamilton GP Limited 0.1% 97,498 0 97,498 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Hamilton LP 0.1% 97,498 0 97,498 acting by its general partner, HAYFIN HAMILTON GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Opal 2020 GP Limited 1.1% 968,606 0 968,606 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Opal 2020 (A) LP 0.3% 241,179 0 241,179 acting by its general partner, HAYFIN OPAL 2020 GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Opal 2020 (B) LP 0.4% 326,315 0 326,315 acting by its general partner, HAYFIN OPAL 2020 GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin SOF II GP Limited 0.4% 311,971 0 311,971 By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin Special Opportunities Fund II LP 0.4% 311,971 0 311,971 acting by its general partner, HAYFIN SOF II GP LP, acting by its general partner, HAYFIN SOF II GP LIMITED, By: /s/ Anneka Bavalia Anneka Bavalia, Director
Hayfin SOF III AIV GP S.a.r.l. 1.2% 1,040,732 0 1,040,732 By: /s/ John Molloy John Molloy, Manager
Hayfin AUS AIV LP - Hostplus Series 0.1% 100,209 0 100,209 acting by its general partner, HAYFIN AUS AIV GP LLC, acting by its member, HAYFIN SOF III AIV GP S.A.R.L. -, By: /s/ John Molloy John Molloy, Manager
Hayfin Special Opportunities Fund III AIV LP 0.9% 798,665 0 798,665 acting by its general partner, HAYFIN SOF III AIV GP LLC, acting by its sole member, HAYFIN SOF III AIV GP S.A.R.L., By: /s/ John Molloy John Molloy, Manager
Hayfin AUS AIV LP - AUS SOF III Series 0.2% 141,858 0 141,858 acting by its general partner, HAYFIN AUS AIV GP LLC, acting by its member, HAYFIN SOF III AIV GP S.A.R.L., By: /s/ John Molloy John Molloy, Manager