Casey M. Tansey - Aug 7, 2025 Form 4 Insider Report for Heartflow, Inc. (HTFL)

Role
Director
Signature
/s/ Angela Ahmad, Attorney-in-Fact for Casey M. Tansey
Stock symbol
HTFL
Transactions as of
Aug 7, 2025
Transactions value $
$0
Form type
4
Date filed
8/11/2025, 09:00 PM
Previous filing
Aug 5, 2025
Next filing
Oct 16, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Tansey Casey M Director C/O HEARTFLOW, INC., 331 E. EVELYN AVENUE, MOUNTAIN VIEW /s/ Angela Ahmad, Attorney-in-Fact for Casey M. Tansey 2025-08-11 0001474322

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction HTFL Common Stock Conversion of derivative security +3.07M 3.07M Aug 11, 2025 By U.S. Venture Partners X, L.P. F1, F2, F3, F4, F5, F6
transaction HTFL Common Stock Conversion of derivative security +98.3K 98.3K Aug 11, 2025 By USVP X Affiliates, L.P. F1, F2, F3, F4, F5, F6
transaction HTFL Common Stock Conversion of derivative security +16.4K 16.4K Aug 11, 2025 Direct F5

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction HTFL Series B-1 Preferred Stock Conversion of derivative security -220K -100% 0 Aug 11, 2025 Common Stock 220K By U.S. Venture Partners X, L.P. F1, F6
transaction HTFL Series B-1 Preferred Stock Conversion of derivative security -330K -100% 0 Aug 11, 2025 Common Stock 330K By U.S. Venture Partners X, L.P. F1, F6
transaction HTFL Series B-1 Preferred Stock Conversion of derivative security -10.6K -100% 0 Aug 11, 2025 Common Stock 10.6K By USVP X Affiliates, L.P. F1, F6
transaction HTFL Series B-1 Preferred Stock Conversion of derivative security -7.04K -100% 0 Aug 11, 2025 Common Stock 7.04K By USVP X Affiliates, L.P. F1, F6
transaction HTFL Series B-2 Preferred Stock Conversion of derivative security -220K -100% 0 Aug 11, 2025 Common Stock 220K By U.S. Venture Partners X, L.P. F1, F6
transaction HTFL Series B-2 Preferred Stock Conversion of derivative security -330K -100% 0 Aug 11, 2025 Common Stock 330K By U.S. Venture Partners X, L.P. F1, F6
transaction HTFL Series B-2 Preferred Stock Conversion of derivative security -10.6K -100% 0 Aug 11, 2025 Common Stock 10.6K By USVP X Affiliates, L.P. F1, F6
transaction HTFL Series B-2 Preferred Stock Conversion of derivative security -7.04K -100% 0 Aug 11, 2025 Common Stock 7.04K By USVP X Affiliates, L.P. F1, F6
transaction HTFL Series C Preferred Stock Conversion of derivative security -666K -100% 0 Aug 11, 2025 Common Stock 666K By U.S. Venture Partners X, L.P. F2, F6
transaction HTFL Series C Preferred Stock Conversion of derivative security -21.3K -100% 0 Aug 11, 2025 Common Stock 21.3K By USVP X Affiliates, L.P. F2, F6
transaction HTFL Series D Preferred Stock Conversion of derivative security -10.1K -100% 0 Aug 11, 2025 Common Stock 10.1K By U.S. Venture Partners X, L.P. F3, F6
transaction HTFL Series D Preferred Stock Conversion of derivative security -80.9K -100% 0 Aug 11, 2025 Common Stock 80.9K By U.S. Venture Partners X, L.P. F3, F6
transaction HTFL Series D Preferred Stock Conversion of derivative security -323 -100% 0 Aug 11, 2025 Common Stock 323 By USVP X Affiliates, L.P. F3, F6
transaction HTFL Series D Preferred Stock Conversion of derivative security -2.59K -100% 0 Aug 11, 2025 Common Stock 2.59K By USVP X Affiliates, L.P. F3, F6
transaction HTFL Series F Preferred Stock Conversion of derivative security -1.16M -100% 0 Aug 11, 2025 Common Stock 1.16M By U.S. Venture Partners X, L.P. F4, F6
transaction HTFL Series F Preferred Stock Conversion of derivative security -37.2K -100% 0 Aug 11, 2025 Common Stock 37.2K By USVP X Affiliates, L.P. F4, F6
transaction HTFL Convertible Promissory Note Conversion of derivative security $0 -51.7K -100% $0.00 0 Aug 11, 2025 Common Stock 51.7K $15.20 By U.S. Venture Partners X, L.P. F5, F6
transaction HTFL Convertible Promissory Note Conversion of derivative security $0 -1.66K -100% $0.00 0 Aug 11, 2025 Common Stock 1.66K $15.20 By USVP X Affiliates, L.P. F5, F6
transaction HTFL Convertible Promissory Note Conversion of derivative security $0 -16.4K -100% $0.00 0 Aug 11, 2025 Common Stock 16.4K $15.20 Direct F5
transaction HTFL Stock Option Award $0 +47.4K $0.00 47.4K Aug 7, 2025 Common Stock 47.4K $19.00 Direct F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each share of Series B-1 preferred stock and Series B-2 preferred stock automatically converted into approximately 0.4031 shares of Heartflow, Inc.'s ("Heartflow") common stock immediately prior to the closing of Heartflow's initial public offering. These shares are reported in Table II above on an as-converted basis.
F2 Each share of Series C preferred stock automatically converted into approximately 0.5764 shares of Heartflow's common stock immediately prior to the closing of Heartflow's initial public offering. These shares are reported in Table II above on an as-converted basis.
F3 Each share of Series D preferred stock automatically converted into approximately 0.6467 shares of Heartflow's common stock immediately prior to the closing of Heartflow's initial public offering. These shares are reported in Table II above on an as-converted basis.
F4 Each share of Series F preferred stock automatically converted into approximately 0.3425 shares of Heartflow's common stock immediately prior to the closing of Heartflow's initial public offering. These shares are reported in Table II above on an as-converted basis.
F5 Upon the closing of Heartflow's initial public offering, the convertible promissory notes automatically converted into shares of Heartflow's common stock at a conversion price of 80% of the price per share in Heartflow's initial public offering, subject to a valuation ceiling of $2.0 billion. The shares of common stock that were issuable upon conversion of the convertible promissory note had no expiration date. These shares are reported in Table II above on an as-converted basis.
F6 Presidio Management Group X, L.L.C. ("PMG X") is the general partner of U.S. Venture Partners X, L.P. and USVP X Affiliates, L.P. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Irwin Federman are the managing members of PMG X, and share voting and dispositive power with respect to the shares held by U.S. Venture Partners X, L.P. and USVP X Affiliates, L.P. Each of the managing members of PMG X disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.
F7 The option will vest in full on the earlier of Heartflow's annual meeting of shareholders in 2026 and the first anniversary of the grant date, subject to continued service through such date.