144 0001463021 XXXXXXXX LIVE 0000315213 Robert Half Inc. 001-10427 2884 Sand Hill Road Suite 200 Menlo Park CA 94025 650-234-6317 Dirk A. Kempthorne Director Robert Half Inc. Charles Schwab & Co., Inc.

3000 Schwab Way West Lake TX 76262

1300 84006 104056508 08/01/2024 NYSE Common Stock 05/01/2023 The shares to be sold were acquired as vested restricted stock grants from issuer. Robert Half Inc. N 3457 05/01/2023 The shares to be sold were acquired as vested restricted stock grants from issuer. N Dirk A. Kempthorne

2884 Sand Hill Road Suite 200 Menlo Park CA 94025

Common Stock 05/08/2024 2221 154703.75 08/01/2024 Dirk A. Kempthorne