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Form SCHEDULE 13G/A Firefly Aerospace Inc. Filed by: Markusic Thomas E

August 14, 2026 5:04 PM





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G




Comment for Type of Reporting Person: In respect of shares with sole beneficially ownership, represents 4,807,819 shares of Common Stock and 4,008,701 shares of Common Stock issuable upon exercise of options to purchase Common Stock. In respect shares with shared beneficial ownership, represents 235,374 shares of Common Stock owned by the spouse of the Reporting Person. Percentage ownership is calculated based on 167,404,645 shares of Common Shares outstanding as of August 6, 2026, as reported on the Issuer's Form 10-Q filed with the SEC on August 11, 2026, as increased by 4,008,701 shares of Common Stock issuable upon exercise of options to purchase Common Stock.


SCHEDULE 13G



Markusic Thomas E
Signature:/s/ Thomas Markusic
Name/Title:Thomas Markusic
Date:08/14/2026

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