144 0001801050 XXXXXXXX LIVE 0001787306 Arcutis Biotherapeutics 001-39186 3027 TownsgateRd Ste300 Westlake Village CA 91361 8054185006 Howard Welgus Director Common Merrill

8890 Lyra Dr 5th Flr Columbus OH 43215

10000 189227 119905078 10/01/2025 NASDAQ Common 06/04/2018 Stock option exercise Arcutis Biotherapeutics Inc N 462 06/04/2018 Cash Common 04/16/2021 restricted stock vest Arcutis Biotherapeutics Inc N 2159 04/16/2021 na Common 05/21/2021 restricted stock vest Arcutis Biotherapeutics Inc N 1612 05/21/2021 na Common 02/27/2022 restricted stock vest Arcutis Biotherapeutics Inc N 2250 02/27/2022 na Common 02/27/2023 restricted stock vest Arcutis Biotherapeutics Inc N 2250 02/27/2023 na Common 06/01/2023 restricted stock vest Arcutis Biotherapeutics Inc N 1267 06/01/2023 na N Howard Welgus

3027 Townsgate Rd Ste 300 Westlake Village CA 91361

Common 09/02/2025 10000 156383 Howard Welgus

3027 Townsgate Rd Ste 300 Westlake Village CA 91361

Common 08/01/2025 10000 142982 10/01/2025 03/11/2025 Howard Welgus