144 0002047775 XXXXXXXX LIVE 0001512673 Block, Inc. 001-37622 1955 Broadway Suite 600 Oakland CA 94612 503-704-8745 Owen Britton Jennings Officer Class A Common Stock Morgan Stanley Smith Barney LLC Executive Services

200 W Civic Center Drive 4th Floor Sandy UT 84070

1263 70967.97 559431000 04/02/2025 NYSE Class A Common Stock 04/01/2025 Restricted Stock Issuer N 1263 04/01/2025 Not Applicable N Owen Britton Jennings

1955 Broadway Suite 600 Oakland CA 94612

Class A Common Stock 02/24/2025 5437 369770.37 Owen Britton Jennings

1955 Broadway Suite 600 Oakland CA 94612

Class A Common Stock 02/21/2025 6845 481340.4 Owen Britton Jennings

1955 Broadway Suite 600 Oakland CA 94612

Class A Common Stock 01/02/2025 940 81328.8 Owen Britton Jennings

1955 Broadway Suite 600 Oakland CA 94612

Class A Common Stock 01/02/2025 1896 172156.8 04/02/2025 Owen Britton Jennings