Brian Lian

CIK: 0001614578

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)12 (60.0%)

Position reduction

Option Exercises (M)1 (5.0%)

Derivative conversions

Awards (A)7 (35.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

VKTX

Viking Therapeutics, Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (20 total)

VKTX
Viking Therapeutics, Inc.
Jul 29, 2026
Sale(S)
Direct
148.5K shares at avg. $33.32$4.9M
VKTX
Viking Therapeutics, Inc.
Jul 28, 2026
Award(A)
Direct
221.7K shares-
VKTX
Viking Therapeutics, Inc.
Jan 5, 2026
Sale(S)
Direct
53.3K shares at avg. $33.38$1.8M
VKTX
Viking Therapeutics, Inc.
Jan 5, 2026
Sale(S)
Direct
6.4K shares at avg. $35.07$224K
VKTX
Viking Therapeutics, Inc.
Jan 5, 2026
Sale(S)
Direct
41.3K shares at avg. $34.22$1.4M
VKTX
Viking Therapeutics, Inc.
Jan 5, 2026
Sale(S)
Direct
132.5K shares at avg. $32.29$4.3M
VKTX
Viking Therapeutics, Inc.
Jan 2, 2026
Award(A)
Direct
78.4K shares-
VKTX
Viking Therapeutics, Inc.
Jan 2, 2026
Award(A)
Direct
224.1K shares-
VKTX
Viking Therapeutics, Inc.
Oct 28, 2025
Sale(S)
Direct
39K shares at avg. $35.01$1.4M
VKTX
Viking Therapeutics, Inc.
Oct 27, 2025
Award(A)
Direct
70.1K shares-
VKTX
Viking Therapeutics, Inc.
Jul 3, 2025
Sale(S)
Direct
26.9K shares at avg. $27.80$748K
VKTX
Viking Therapeutics, Inc.
Jul 2, 2025
Award(A)
Direct
48.3K shares-
VKTX
Viking Therapeutics, Inc.
Jan 6, 2025
Sale(S)
Direct
175.5K shares at avg. $42.68$7.5M
VKTX
Viking Therapeutics, Inc.
Jan 6, 2025
Sale(S)
Direct
19K shares at avg. $43.32$823K
VKTX
Viking Therapeutics, Inc.
Jan 3, 2025
Award(A)
Direct
92.8K shares-
VKTX
Viking Therapeutics, Inc.
Jan 3, 2025
Award(A)
Direct
163.3K shares-
VKTX
Viking Therapeutics, Inc.
Sep 20, 2024
Exercise(M)
Direct
166.1K shares at avg. $7.77$1.3M
VKTX
Viking Therapeutics, Inc.
Sep 20, 2024
Sale(S)
Direct
119.9K shares at avg. $71.15$8.5M
VKTX
Viking Therapeutics, Inc.
Sep 20, 2024
Sale(S)
Direct
96.1K shares at avg. $70.43$6.8M
VKTX
Viking Therapeutics, Inc.
Sep 20, 2024
Sale(S)
Direct
200 shares at avg. $71.98$14K

		Type	Shares	Price		Ownership
Jul 29, 2026	VKTX Viking Therapeutics, Inc.	Sale(S)	148,517	$33.32	$4,947,888	Direct
Jul 28, 2026	VKTX Viking Therapeutics, Inc.	Award(A)	221,667	-	$0	Direct
Jan 5, 2026	VKTX Viking Therapeutics, Inc.	Sale(S)	53,279	$33.38	$1,778,267	Direct
Jan 5, 2026	VKTX Viking Therapeutics, Inc.	Sale(S)	6,400	$35.07	$224,423	Direct
Jan 5, 2026	VKTX Viking Therapeutics, Inc.	Sale(S)	41,276	$34.22	$1,412,399	Direct
Jan 5, 2026	VKTX Viking Therapeutics, Inc.	Sale(S)	132,454	$32.29	$4,277,032	Direct
Jan 2, 2026	VKTX Viking Therapeutics, Inc.	Award(A)	78,400	-	$0	Direct
Jan 2, 2026	VKTX Viking Therapeutics, Inc.	Award(A)	224,080	-	$0	Direct
Oct 28, 2025	VKTX Viking Therapeutics, Inc.	Sale(S)	38,989	$35.01	$1,364,923	Direct
Oct 27, 2025	VKTX Viking Therapeutics, Inc.	Award(A)	70,084	-	-	Direct
Jul 3, 2025	VKTX Viking Therapeutics, Inc.	Sale(S)	26,889	$27.80	$747,633	Direct
Jul 2, 2025	VKTX Viking Therapeutics, Inc.	Award(A)	48,333	-	-	Direct
Jan 6, 2025	VKTX Viking Therapeutics, Inc.	Sale(S)	175,490	$42.68	$7,490,580	Direct
Jan 6, 2025	VKTX Viking Therapeutics, Inc.	Sale(S)	19,000	$43.32	$823,021	Direct
Jan 3, 2025	VKTX Viking Therapeutics, Inc.	Award(A)	92,800	-	$0	Direct
Jan 3, 2025	VKTX Viking Therapeutics, Inc.	Award(A)	163,333	-	$0	Direct
Sep 20, 2024	VKTX Viking Therapeutics, Inc.	Exercise(M)	166,130	$7.77	$1,290,830	Direct
Sep 20, 2024	VKTX Viking Therapeutics, Inc.	Sale(S)	119,874	$71.15	$8,529,047	Direct
Sep 20, 2024	VKTX Viking Therapeutics, Inc.	Sale(S)	96,056	$70.43	$6,765,109	Direct
Sep 20, 2024	VKTX Viking Therapeutics, Inc.	Sale(S)	200	$71.98	$14,397	Direct

1-20 of 20 transactions

About Lian Brian

Lian Brian (SEC CIK 0001614578) files insider reports with the SEC as President & CEO of Viking Therapeutics, Inc. (VKTX).

Signal8 holds 6 ownership filings by Lian Brian, all Form 4s, filed between Sep 20, 2024 and Jul 29, 2026. Those filings report 20 transactions, from Sep 20, 2024 to Jul 29, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Lian Brian's filings is in SAN DIEGO, CA.

Recent filings by Lian Brian

Jul 29, 2026: Open-market sale of VKTX shares (Form 4, code S).
Jul 28, 2026: Grant or award of VKTX shares (Form 4, code A).
Jan 5, 2026: Open-market sales of VKTX shares (4 lines, Form 4, code S).
Jan 2, 2026: Grants or awards of VKTX shares (2 lines, Form 4, code A).
Oct 28, 2025: Open-market sale of VKTX shares (Form 4, code S).

Other insiders filing for Viking Therapeutics, Inc. (VKTX)

Kelly-Gemmell Dorothy Elizabeth, Director
ZANTE GREG, Chief Financial Officer
Mancini Marianna, Chief Operating Officer
Chen Hubert C, Chief Medical Officer
Aubuchon Neil William, Chief Commercial Officer
SINGLETON J MATTHEW, Director

How to read Form 4 transaction codes