144 0001369850 XXXXXXXX LIVE 0000885725 BOSTON SCIENTIFIC CORP 001-11083 300 BOSTON SCIENTIFIC WAY MARLBOROUGH MA 01752-1234 508-683-4000 Zane Ellen M Director common Wells Fargo Clearing Services

1 North Jefferson Avenue St. Louis MO 63103

13586 1416087.64 1475778104 02/24/2025 NYSE common 05/05/2022 Compensation Issuer N 4763 05/05/2022 N/A common 05/04/2023 Compensation Issuer N 4877 05/04/2023 N/A common 05/02/2024 Compensation Issuer N 3946 05/02/2024 N/A Y shares were sold in account of Ellen Zane Family Trust, Ellen M Zane as trustee. 02/24/2025 11/14/2024 Ellen M Zane