144 0001025424 XXXXXXXX LIVE 0001745916 PennyMac Financial Services, Inc. 001-38727 3043 TOWNSGATE ROAD WESTLAKE VILLAGE CA 91361 (818) 224-7442 ELBAUM MARK Officer Common Stock Merrill Lynch

225 Liberty Street Floor 37 New York NY 10281

419 38602.47 52167770 04/08/2026 NYSE Common Stock 04/04/2026 Vesting of restricted stock unit awards PennyMac Financial Services, Inc. N 419 04/04/2026 Granted as part of issuer equity compensation plan Y 04/08/2026 Mark Elbaum