144 0001798679 XXXXXXXX LIVE 0001787306 ARCUTIS BIOTHERAPEUTICS, INC. 001-39186 3027 Townsgate Road Suite 300 Westlake Village CA 91361 805418-5006 Masaru Matsuda officer Common Merrill Lynch

8890 Lyra Drive 5th Floor Columbus OH 43240

12058 313878 124033382 03/02/2026 NASDAQ Common 03/01/2026 Restricted Stock Vesting Arcutis Biotherapeutics N 6746 03/01/2026 NA Common 02/27/2025 Restricted Stock Vesting Arcutis Biotherapeutics N 3325 02/27/2025 NA Common 03/02/2025 Restricted Stock Vesting Arcutis Biotherapeutics N 1987 03/02/2025 NA N Masaru Matsuda

3027 Townsgate Rd Suite 300 Westlake Village CA 91361

Common 12/01/2025 1675 50041 Masaru Matsuda

3027 Townsgate Rd Suite 300 Westlake Village CA 91361

Common 02/02/2026 40638 1027275 Masaru Matsuda

3027 Townsgate Rd Suite 300 Westlake Village CA 91361

Common 02/27/2026 3325 92933.75 5312 shares were sold pursuant to10b5-1 plan 03/02/2026 06/06/2025 Masaru Matsuda