144 0001243514 XXXXXXXX LIVE 0001607678 Viking Therapeutics, Inc. 001-37355 9920 PACIFIC HEIGHTS BLVD, SUITE 350 SAN DIEGO CA 92121 858-704-4660 SINGLETON J MATTHEW Director common Oppenheimer & Co Inc

85 Broad Street New York NY 10004

20786 1195735.00 110268210 08/14/2024 NASDAQ common 04/28/2015 NQSO Grant issuer N 20786 08/14/2024 n/a Y 8/14 selling pursuant to Rule 10b5-1 trading plan on file dated May 16 2024 - POA on file 08/14/2024 05/16/2024 J. Matthew Singleton