Jesung Kim

CIK: 0002078068

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (25.0%)

Derivative conversions

Awards (A)2 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (25.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

FLY

Firefly Aerospace Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (4 total)

FLY
Firefly Aerospace Inc.
Sep 22, 2026
Exercise(M)
Direct
43.3K shares at avg. $2.31$100K
FLY
Firefly Aerospace Inc.
Sep 16, 2026
Tax Payment(F)
Direct
86.3K shares at avg. $20.28$1.7M
FLY
Firefly Aerospace Inc.
Mar 19, 2026
Award(A)
Direct
52.8K shares-
FLY
Firefly Aerospace Inc.
Sep 24, 2025
Award(A)
Direct
888.9K shares-

		Type	Shares	Price		Ownership
Sep 22, 2026	FLY Firefly Aerospace Inc.	Exercise(M)	43,278	$2.31	$99,998	Direct
Sep 16, 2026	FLY Firefly Aerospace Inc.	Tax Payment(F)	86,265	$20.28	$1,749,454	Direct
Mar 19, 2026	FLY Firefly Aerospace Inc.	Award(A)	52,836	-	$0	Direct
Sep 24, 2025	FLY Firefly Aerospace Inc.	Award(A)	888,889	-	-	Direct

1-4 of 4 transactions

About Kim Jesung

Kim Jesung (SEC CIK 0002078068) files insider reports with the SEC as Chief Executive Officer of Firefly Aerospace Inc. (FLY).

Signal8 holds 5 ownership filings by Kim Jesung (1 Form 3, 4 Form 4), filed between Aug 6, 2025 and Sep 23, 2026. Those filings report 4 transactions, from Sep 24, 2025 to Sep 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Kim Jesung's filings is in LEANDER, TX.

Recent filings by Kim Jesung

Sep 22, 2026: Option exercise of FLY shares (Form 4, code M).
Sep 16, 2026: Tax withholding of FLY shares (Form 4, code F).
Mar 19, 2026: Grant or award of FLY shares (Form 4, code A).
Sep 24, 2025: Grant or award of FLY shares (Form 4, code A).

Other insiders filing for Firefly Aerospace Inc. (FLY)

Ambrose Richard F, Director
AEROEQUITY GP, LLC, 10% Owner
Ferring Russell Shea, Chief Technology Officer
Wu Remington, Chief Accounting Officer
Ma Darren, Chief Financial Officer
Boland Ryan Michael, Director

How to read Form 4 transaction codes