144 0001543891 XXXXXXXX LIVE 0000893949 Pediatrix Medical Group, Inc. 001-12111 1301 Concord Terrace Sunrise FL 33323 9543840175 Laura A Linynsky Director Common Merrill Lynch

1800 K St NW Suite 800 Washington DC 20006

10000 216150 85877386 11/06/2025 NYSE Common 05/12/2023 Stock Plan Activity Issuer N 1480 05/12/2023 n/a Common 05/11/2024 Stock Plan Activity Issuer N 8520 05/11/2024 n/a Y 11/06/2025 Laura A Linynsky