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: 2026-06-30 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: WATERS CORP /DE/ (WAT) CIK: 0001000697 --- Reporting Owner --- Name: Jiang Wei CIK: 0001867980 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-30 | Code: A (Grant or award) Shares: +67.42 | Price: $0.00 Shares Owned After: 3,572.75 | Ownership: D (Direct) Footnotes: [F1] Represents common stock units received in lieu of cash payment of director fees pursuant to the Issuer's 1996 Non-Employee Director Deferred Compensation Plan. Common stock units are convertible into shares of the Issuer's common stock on a one-for-one basis upon distribution, which will occur automatically upon the Reporting Person's termination of service as a member of the Issuer's Board of Directors. --- Footnotes (Complete Index) --- F1: Represents common stock units received in lieu of cash payment of director fees pursuant to the Issuer's 1996 Non-Employee Director Deferred Compensation Plan. Common stock units are convertible into shares of the Issuer's common stock on a one-for-one basis upon distribution, which will occur automatically upon the Reporting Person's termination of service as a member of the Issuer's Board of Directors. --- Signature --- /s/ /s/ Kimberly Larie, attorney-in-fact for Wei Jiang (2026-07-02)