144 0001786898 XXXXXXXX LIVE 0001000697 WATERS CORP /DE/ 001-14010 34 MAPLE ST MILFORD MA 01757 5084782000 Pratt Jonathan M Former Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

2158 632950.46 59126977 12/08/2023 NYSE Common 12/08/2023 Option Granted - 02/18/2021 Issuer N 2158 12/08/2023 Cash N Jonathan Pratt

34 Maple Street Milford MA 01757

Common 11/15/2023 8758 2335547.04 12/08/2023 /s/ Gerardo Ibarra-Munoz, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Jonathan Pratt