144/A 0001971857-23-000111 0001847919 XXXXXXXX LIVE 0001720893 BioXcel Therapeutics, Inc. 001-38410 555 LONG WHARF DRIVE NEW HAVEN CT 06511 203-643-8060 Rodriguez Javier Officer Common Merrill Lynch

500 Cummings Center Suite 1600 Beverly MA 01915

1785 48691.27 29159638 05/15/2023 NASDAQ Common 05/12/2023 Restricted Stock Units BioXcel Therapeutics N 1785 05/15/2023 Cash N Javier Rodriguez

555 Long Wharf Drive New Haven CT 06511

Common 03/15/2023 950 18615.10 144 was submitted yesterday but after submission it was realized that for the Aquisition date the date of grant was included rather than the date that the shares vested. Only change in this amendment is the Aquisition date of the shares. Name of person who acquired was originally listed as individual who sold and has been corrected to BioXcel Therapeutics, the company. 05/16/2023 06/22/2022 Javier Rodriguez