| FORM 4 | UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 |
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 | Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). | ||||||||||||||||
| Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. | ||||||||||||||||
1. Name and Address of Reporting Person*
(Street)
| 2. Issuer Name and Ticker or Trading Symbol
Firefly Aerospace Inc. [ FLY ] Foreign Trading Symbol | 5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
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| 3. Date of Earliest Transaction
(Month/Day/Year) 09/30/2026 | ||||||||||||||||||||||||||
| 4. If Amendment, Date of Original Filed
(Month/Day/Year) | 6. Individual or Joint/Group Filing (Check Applicable Line)
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| Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned | ||||||||||
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| 1. Title of Security (Instr. 3) | 2. Transaction Date (Month/Day/Year) | 2A. Deemed Execution Date, if any (Month/Day/Year) | 3. Transaction Code (Instr. 8) | 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) | 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) | 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) | 7. Nature of Indirect Beneficial Ownership (Instr. 4) | |||
| Code | V | Amount | (A) or (D) | Price | ||||||
| Common Stock | 09/30/2026 | J(1) | 42,215 | D | $0.00 | 17,683,007 | I | See Footnotes(2)(3)(4) | ||
| Common Stock | 32,980,210 | I | See Footnotes(2)(3)(5) | |||||||
| Common Stock | 11,111 | I | See Footnotes(2)(3)(6) | |||||||
| Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) | |||||||||||||||
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| 1. Title of Derivative Security (Instr. 3) | 2. Conversion or Exercise Price of Derivative Security | 3. Transaction Date (Month/Day/Year) | 3A. Deemed Execution Date, if any (Month/Day/Year) | 4. Transaction Code (Instr. 8) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) | 6. Date Exercisable and Expiration Date (Month/Day/Year) | 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) | 8. Price of Derivative Security (Instr. 5) | 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) | 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) | 11. Nature of Indirect Beneficial Ownership (Instr. 4) | ||||
| Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | ||||||||
1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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| Explanation of Responses: |
| 1. The reported transaction represents a pro rata distribution for no consideration by Glow Holdings Aggregator, LLC ("Glow Holdings Aggregator") to its limited partner. |
| 2. Glow NS Holdings, LLC is controlled by Glow NS Intermediate Holdings, LLC, its sole member. Glow NS Intermediate Holdings LLC is controlled by Glow Aggregator, LLC, its sole member. Glow Aggregator, LLC is controlled by AE Industrial Partners Fund II, L.P., its managing member. AE Industrial Partners Fund II, L.P. is controlled by AE Industrial Partners Fund II GP, LP ("AE Fund II GP"), its general partner. Glow Holdings Aggregator is controlled by AE Co-Investment Partners Fund III-F, LP, its managing member. AE Co-Investment Partners Fund III-F, LP is controlled by AE Industrial Partners Fund III GP, LP ("AE Fund III GP"), its general partner. |
| 3. (Continued from footnote 2) AE Fund II GP and AE Fund III GP are each managed by each entity's respective general partner, AeroEquity GP, LLC. AeroEquity GP, LLC is controlled by its managing members, Michael Greene and David Rowe. Messrs. Greene and Rowe make all voting and investment decisions with respect to the securities held by AE Industrial Partners. Each of the entities and individuals named above disclaims beneficial ownership of the securities held by AE Industrial Partners, except to the extent of its pecuniary interest therein. The amounts reported as held have been adjusted to reflect an error in allocation among the direct holding entities. |
| 4. Held by Glow Holdings Aggregator. |
| 5. Held by Glow NS Holdings, LLC. |
| 6. Held by David Rowe. |
| AeroEquity GP, LLC /s/ Michael Greene, Authorized Signatory | 10/02/2026 | |
| Glow NS Holdings, LLC /s/ Kirk Konert, Authorized Signatory | 10/02/2026 | |
| Glow Holdings Aggregator, LLC /s/ Kirk Konert, Authorized Signatory | 10/02/2026 | |
| /s/ Michael Greene | 10/02/2026 | |
| /s/ David H. Rowe | 10/02/2026 | |
| ** Signature of Reporting Person | Date | |
| Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. | ||
| * If the form is filed by more than one reporting person, see Instruction 4 (b)(v). | ||
| ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). | ||
| Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. | ||
| Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. | ||