Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person * AEROEQUITY GP, LLC 2. Issuer Name and Ticker or Trading Symbol Firefly Aerospace Inc. [FLY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O AE INDUSTRIAL PARTNERS, LP, 6700 BROKEN SOUND PKWY NW 3. Date of Earliest Transaction (Month/Day/Year) 09/30/2026 (Street) BOCA RATON, FL 33487 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

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 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)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
AEROEQUITY GP, LLC C/O AE INDUSTRIAL PARTNERS, LP 6700 BROKEN SOUND PKWY NW BOCA RATON, FL 33487		X
Glow NS Holdings, LLC C/O AE INDUSTRIAL PARTNERS, LP 6700 BROKEN SOUND PKWY NW BOCA RATON, FL 33487		X
Glow Holdings Aggregator, LLC C/O AE INDUSTRIAL PARTNERS, LP 6700 BROKEN SOUND PKWY NW BOCA RATON, FL 33487		X
GREENE MICHAEL ROBERT C/O AE INDUSTRIAL PARTNERS, LP 6700 BROKEN SOUND PKWY NW BOCA RATON, FL 33487		X
ROWE DAVID H. C/O AE INDUSTRIAL PARTNERS, LP 6700 BROKEN SOUND PKWY NW BOCA RATON, FL 33487		X

Signatures

AeroEquity GP, LLC /s/ Michael Greene, Authorized Signatory		10/02/2026
**Signature of Reporting Person		Date
Glow NS Holdings, LLC /s/ Kirk Konert, Authorized Signatory		10/02/2026
**Signature of Reporting Person		Date
Glow Holdings Aggregator, LLC /s/ Kirk Konert, Authorized Signatory		10/02/2026
**Signature of Reporting Person		Date
/s/ Michael Greene		10/02/2026
**Signature of Reporting Person		Date
/s/ David H. Rowe		10/02/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(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.

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