InsiderTrades

Form 4 for HTFL Heartflow, Inc.

Accepted 2025-08-11 00:00:00 ET · period of report 2025-08-07 · accession 0001628280-25-039737 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2025-08-11 2025-08-11 HTFL WELDON WILLIAM C Dir C - Cnv Deriv — +136.3K 192.6K +242% —
DM 2025-08-11 2025-08-11 HTFL WELDON WILLIAM C Dir C - Cnv Deriv — -136.3K 0 -100% —
D 2025-08-11 2025-08-07 HTFL WELDON WILLIAM C Dir A - Grant $0.00 +23.7K 23.7K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-08-11 C A 136,286 — 192,562 D — — (F2) Each share of Series F preferred stock and Series F-1 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. (F1) Each share of Series D preferred stock automatically converted into approximately 0.6467 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.
2 Derivative Series F-1 Preferred Stock 2025-08-11 C D 27,704 — 0 D — · — to — 27,704 Common Stock (F2) Each share of Series F preferred stock and Series F-1 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.
3 Derivative Series F Preferred Stock 2025-08-11 C D 25,160 — 0 D — · — to — 25,160 Common Stock (F2) Each share of Series F preferred stock and Series F-1 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.
4 Derivative Series D Preferred Stock 2025-08-11 C D 83,442 — 0 D — · — to — 83,442 Common Stock (F1) Each share of Series D preferred stock automatically converted into approximately 0.6467 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.
5 Derivative Stock Option 2025-08-07 A A 23,710 $0.00 23,710 D $19.00 · — to 2035-08-07 23,710 Common Stock (F3) 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.