X0609 4 2026-05-08 0001750704 HawkEye 360, Inc. HAWK 0001228853 DEWALT DAVID G false C/O HAWKEYE 360, INC. 450 SPRINGPARK PLACE, SUITE 500 HERNDON VA 20170 true false true false 0 Common Stock 2026-05-08 4 C 0 467726 A 467726 D Common Stock 2026-05-08 4 C 0 5841537 A 6911018 I See footnote Common Stock 2026-05-08 4 M 0 30645 A 6941663 I See footnote Common Stock 2026-05-08 4 D 0 12 D 6941651 I See Footnote Common Stock 2026-05-08 4 M 0 85273 A 7026924 I See footnote Common Stock 2026-05-08 4 D 0 33 D 7026891 I See Footnote Common Stock 2026-05-08 4 M 0 13535 A 7040426 I See footnote Common Stock 2026-05-08 4 D 0 5818 D 7034608 I See footnote Common Stock 2026-05-08 4 C 0 2114806 A 2114806 I See footnote Series A-1 Preferred Stock 2026-05-08 4 C 0 120242 0 D Common Stock 120242 0 D Series A-1 Preferred Stock 2026-05-08 4 C 0 32719 0 D Common Stock 32719 0 I See Footnote Series A-1 Preferred Stock 2026-05-08 4 C 0 271102 0 D Common Stock 271102 0 I See Footnote Series A-2 Preferred Stock 2026-05-08 4 C 0 133023 0 D Common Stock 133023 0 D Series A-2 Preferred Stock 2026-05-08 4 C 0 36196 0 D Common Stock 36196 0 I See Footnote Series A-2 Preferred Stock 2026-05-08 4 C 0 299917 0 D Common Stock 299917 0 I See Footnote Series A-3 Preferred Stock 2026-05-08 4 C 0 45008 0 D Common Stock 45008 0 D Series A-3 Preferred Stock 2026-05-08 4 C 0 12247 0 D Common Stock 12247 0 I See Footnote Series A-3 Preferred Stock 2026-05-08 4 C 0 101477 0 D Common Stock 101477 0 I See Footnote Series B Preferred Stock 2026-05-08 4 C 0 116825 0 D Common Stock 116825 0 D Series B Preferred Stock 2026-05-08 4 C 0 31789 0 D Common Stock 31789 0 I See Footnote Series B Preferred Stock 2026-05-08 4 C 0 263398 0 D Common Stock 263398 0 I See Footnote Series C Preferred Stock 2026-05-08 4 C 0 37589 0 D Common Stock 37589 0 D Series C Preferred Stock 2026-05-08 4 C 0 5017739 0 D Common Stock 5017739 0 I See Footnote Series C Preferred Stock 2026-05-08 4 C 0 84751 0 D Common Stock 84751 0 I See Footnote Series D Preferred Stock 2026-05-08 4 C 0 15039 0 D Common Stock 15039 0 D Series D Preferred Stock 2026-05-08 4 C 0 220162 0 D Common Stock 220162 0 I See Footnote Series D Preferred Stock 2026-05-08 4 C 0 33909 0 D Common Stock 33909 0 I See Footnote Series D-1 Preferred Stock 2026-05-08 4 C 0 278635 0 D Common Stock 278635 0 I See Footnote Series E Preferred Stock 2026-05-08 4 C 0 212050 0 D Common Stock 212050 0 I See Footnote Series E Preferred Stock 2026-05-08 4 C 0 1060252 0 D Common Stock 1060252 0 I See Footnote Warrant to Purchase Common Stock 0.01 2026-05-08 4 M 0 30645 0 D Common Stock 30645 0 I See Footnote Warrant to Purchase Common Stock 0.01 2026-05-08 4 M 0 85273 0 D Common Stock 85273 0 I See Footnote Warrant to Purchase Common Stock 11.1747 2026-05-08 4 M 0 13535 0 D Common Stock 13535 0 I See Footnote The Series A-1 Preferred Stock, Series A-2 Preferred Stock, Series A-3 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series D-1 Preferred Stock and Series E Preferred Stock automatically converted into common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-1 basis, and had no expiration date. The shares are held of record by NightDragon Growth I, L.P. ("NightDragon I"). NightDragon Growth GP I, LLC ("NightDragon GP I") is the general partner of NightDragon I. The Reporting Person is the managing member of NightDragon GP I and may be deemed to hold voting and investment power with respect to the shares held by NightDragon I. The warrant to acquire common stock automatically net exercised into shares of the Issuer's common stock immediately prior to consummation of the IPO. The warrant had an exercise price of $0.01 per share. The holder paid the exercise price on a cashless basis, resulting in the Issuer's withholding of 12 of the warrant shares to pay the exercise price and issuing to the holder the remaining 30,633 shares. The warrant to acquire common stock automatically net exercised into shares of the Issuer's common stock immediately prior to consummation of the IPO. The warrant had an exercise price of $0.01 per share. The holder paid the exercise price on a cashless basis, resulting in the Issuer's withholding of 33 of the warrant shares to pay the exercise price and issuing to the holder the remaining 85,240 shares. The warrant to acquire common stock automatically net exercised into shares of the Issuer's common stock immediately prior to consummation of the IPO. The warrant had an exercise price of $11.1747 per share. The holder paid the exercise price on a cashless basis, resulting in the Issuer's withholding of 5,818 of the warrant shares to pay the exercise price and issuing to the holder the remaining 7,717 shares. The shares are held of record by NightDragon Growth II, L.P. ("NightDragon II"). NightDragon Growth GP II, LLC ("NightDragon GP II") is the general partner of NightDragon II. The Reporting Person is the managing member of NightDragon GP II and may be deemed to hold voting and investment power with respect to the shares held by NightDragon II. The Warrant is held of record by NightDragon I. NightDragon GP I is the general partner of NightDragon I. The Reporting Person is the managing member of NightDragon GP I and may be deemed to hold voting and investment power with respect to the shares held by NightDragon I. /s/ Michael S. Turner, Attorney-in-Fact 2026-05-12