144 0002008556 XXXXXXXX LIVE 0001994702 KYVERNA THERAPEUTICS INC 001-41947 5980 HORTON STREET, SUITE 550 EMERYVILLE CA 94608 5106268331 KAREN WALKER Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

10000 95300.00 60439893 04/17/2026 NASDAQ Common 04/17/2026 Exercise of Stock Options Issuer N 10000 04/17/2026 Cash N 10b5-1 Sales for KAREN WALKER

5980 HORTON STREET, SUITE 550 EMERYVILLE CA 94608

Common 04/14/2026 2459 22889.11 The securities to be sold were and will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment were and will be the dates of exercise/sale. 04/17/2026 09/12/2025 /s/ Karen Walker