Hyunsu Jung

CIK: 0002075658

Transaction Breakdown

Open Market Buys (P)4 (44.4%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (22.2%)

Compensation grants

Other (G, F, J, C, D, …)3 (33.3%)

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

Companies & Roles (1)

HYPD

HYPERION DEFI, INC.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (9 total)

HYPD
HYPERION DEFI, INC.
Aug 16, 2026
Tax Payment(F)
Direct
40K shares-
HYPD
HYPERION DEFI, INC.
Jun 2, 2026
Purchase(P)
Direct
500 shares at avg. $3.64$2K
HYPD
HYPERION DEFI, INC.
Jun 2, 2026
Purchase(P)
Direct
500 shares at avg. $3.68$2K
HYPD
HYPERION DEFI, INC.
Jun 1, 2026
Purchase(P)
Direct
5K shares at avg. $3.66$18K
HYPD
HYPERION DEFI, INC.
Jun 1, 2026
Purchase(P)
Direct
2K shares at avg. $3.81$8K
HYPD
HYPERION DEFI, INC.
May 27, 2026
Tax Payment(F)
Direct
40K shares-
HYPD
HYPERION DEFI, INC.
Dec 29, 2025
Tax Payment(F)
Direct
82.3K shares-
HYPD
HYPERION DEFI, INC.
Aug 18, 2025
Award(A)
Direct
1M shares-
HYPD
HYPERION DEFI, INC.
Jun 17, 2025
Award(A)
Direct
500K shares-

		Type	Shares	Price		Ownership
Aug 16, 2026	HYPD HYPERION DEFI, INC.	Tax Payment(F)	40,000	-	$0	Direct
Jun 2, 2026	HYPD HYPERION DEFI, INC.	Purchase(P)	500	$3.64	$1,820	Direct
Jun 2, 2026	HYPD HYPERION DEFI, INC.	Purchase(P)	500	$3.68	$1,840	Direct
Jun 1, 2026	HYPD HYPERION DEFI, INC.	Purchase(P)	5,000	$3.66	$18,300	Direct
Jun 1, 2026	HYPD HYPERION DEFI, INC.	Purchase(P)	2,000	$3.81	$7,620	Direct
May 27, 2026	HYPD HYPERION DEFI, INC.	Tax Payment(F)	40,000	-	$0	Direct
Dec 29, 2025	HYPD HYPERION DEFI, INC.	Tax Payment(F)	82,324	-	-	Direct
Aug 18, 2025	HYPD HYPERION DEFI, INC.	Award(A)	1,000,000	-	-	Direct
Jun 17, 2025	HYPD HYPERION DEFI, INC.	Award(A)	500,000	-	-	Direct

1-9 of 9 transactions

About Jung Hyunsu

Jung Hyunsu (SEC CIK 0002075658) files insider reports with the SEC as Director of HYPERION DEFI, INC. (HYPD).

Signal8 holds 7 ownership filings by Jung Hyunsu (1 Form 3, 6 Form 4), filed between Jul 9, 2025 and Aug 18, 2026. Those filings report 9 transactions, from Jun 17, 2025 to Aug 16, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Jung Hyunsu's filings is in DALLAS, TX.

Recent filings by Jung Hyunsu

Aug 16, 2026: Tax withholding of HYPD shares (Form 4, code F).
Jun 2, 2026: Open-market purchases of HYPD shares (2 lines, Form 4, code P).
Jun 1, 2026: Open-market purchases of HYPD shares (2 lines, Form 4, code P).
May 27, 2026: Tax withholding of HYPD shares (Form 4, code F).
Dec 29, 2025: Tax withholding of HYPD shares (Form 4, code F).

Other insiders filing for HYPERION DEFI, INC. (HYPD)

Walters Happy David, Director
Strahlman Ellen R, Director
JACOBSON RACHEL, Director
GELTZEILER MICHAEL S, Director
Knox David R., Chief Financial Officer
Rubenstein Robert, General Counsel

How to read Form 4 transaction codes