144 0001709954 XXXXXXXX LIVE 0001770069 MapLight Therapeutics, Inc. 001-42914 800 Chesapeake Drive Redwood City CA 94063 6179846300 JONATHAN GILLIS Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

69835 2078289.60 42436326 04/27/2026 NASDAQ Common 07/05/2024 Restricted Stock Units Issuer N 48481 07/05/2024 N/A Common 08/19/2019 Restricted vesting of Pre IPO shares Issuer N 21354 08/19/2019 N/A N JONATHAN GILLIS

800 Chesapeake Drive Redwood City CA 94063

Common 04/15/2026 3590 95529.90 The securities to be sold were acquired upon the vesting of restricted stock units during the period of 07/05/2024 through 04/01/2026. 04/27/2026 12/26/2025 /s/ Jonathan Gillis