4Filing Date: Sep 18, 2026
Firefly Aerospace Inc.
Statement of Changes in Beneficial Ownership
View SEC Filing
ACC: 0001193125-26-395864
Total Value$1.75M
Trades1
Insiders1
Transaction Details
Kim Jesung
Chief Executive Officer, Director·Direct
Tax W/H · Dispose
Common Stock
Shares-86.27K
Price$20.28
Total Value$1.75M
Shares Owned After855.46K
Transaction DateSep 16, 2026
Footnotes ▸
Represents shares of common stock withheld by the Issuer to cover the reporting person's tax withholding obligation upon the vesting of restricted stock units.
Post-Transaction Holdings
Kim Jesung · Chief Executive Officer, Director
| Security | Shares | Change |
|---|---|---|
| Common Stock | 855.46K | -86.27K (-9.16%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-09-16
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: Firefly Aerospace Inc. (FLY)
CIK: 0001860160
--- Reporting Owner ---
Name: Kim Jesung
CIK: 0002078068
Role: Director, Officer (Chief Executive Officer)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-09-16 | Code: F (Payment of exercise/tax)
Shares: -86,265 | Price: $20.28
Total Value: $1,749,454.20
Shares Owned After: 855,460 | Ownership: D (Direct)
Footnotes:
[F1] Represents shares of common stock withheld by the Issuer to cover the reporting person's tax withholding obligation upon the vesting of restricted stock units.
--- Footnotes (Complete Index) ---
F1: Represents shares of common stock withheld by the Issuer to cover the reporting person's tax withholding obligation upon the vesting of restricted stock units.
--- Signature ---
/s/ /s/ Nathan O'Konek, Attorney-in-fact (2026-09-18)