144 0001661892 XXXXXXXX LIVE 0001437578 BRIGHT HORIZONS FAMILY SOLUTIONS INC. 001-35780 2 Wells Avenue Newton MA 02459 (617) 673-8000 MARY BURKE Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

600 48732.00 57876598 10/02/2023 NYSE Common 02/24/2023 Restricted Stock Issuer N 600 02/24/2023 Not Applicable N MARY BURKE

2 Wells Avenue Newton MA 02459

Common 09/05/2023 1600 153104.00 10/02/2023 06/05/2023 /s/ Mary Lou Burke Afonso