WATERS CORP /DE/ (WAT) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: WATERS CORP /DE/ (WAT) CIK: 0001000697 --- Reporting Owner --- Name: Chaubal Amol CIK: 0001773089 Role: Officer (SVP & Chief Financial Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-03-02 | Code: F (Payment of exercise/tax) Shares: -709 | Price: $307.23 Total Value: $217,826.07 Shares Owned After: 7,796.393 | Ownership: D (Direct) Footnotes: [F1] Represents shares of common stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting and settlement of previously reported performance stock units. --- Footnotes (Complete Index) --- F1: Represents shares of common stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting and settlement of previously reported performance stock units. --- Signature --- /s/ /s/ Michael Lynn, attorney-in-fact for Amol Chaubal (2026-03-03)