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CIK 0001000697 · Large accelerated filer

WATERS CORP /DE/

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Ticker
WAT
Exchange
NYSE
Industry
Laboratory Analytical Instruments
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
133668640
Phone
5084782000
Business address
34 MAPLE ST, MILFORD, MA, 01757
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-02-25 Brennan Daniel J. Director Grant or award · Stock Option (Right to Buy) +57 57
2026-02-25 BADDOUR LINDA Director Grant or award +23 2,899
2026-02-25 BADDOUR LINDA Director Grant or award · Stock Option (Right to Buy) +57 57
2026-02-25 Ornskov Flemming Director Grant or award +336 5,271
2026-02-25 Ornskov Flemming Director Grant or award · Stock Option (Right to Buy) +57 57
2026-02-05 Carpio Robert L III SVP, Waters Division Shares withheld for taxes −38 $376.89 $14K 2,618
2026-02-05 Bennett Jianqing SVP TA Instruments Division Shares withheld for taxes −43 $376.89 $16K 6,258
2026-02-05 Chaubal Amol SVP & Chief Financial Officer Shares withheld for taxes −58 $376.89 $22K 7,050.39
2026-02-05 Batra Udit President and CEO Shares withheld for taxes −218 $376.89 $82K 31,392
2026-02-04 Bennett Jianqing SVP TA Instruments Division Grant or award +1,385 6,301
2026-02-04 Chaubal Amol SVP & Chief Financial Officer Grant or award +1,884 7,108.39
2026-02-04 Batra Udit President and CEO Grant or award +7,066 31,610
2026-01-02 Vergnano Mark Director Grant or award +307 4,517
2026-01-02 Vergnano Mark Director Grant or award · Stock Option (Right to Buy) +828 828
2026-01-02 KUEBLER CHRISTOPHER A Director Grant or award +307 17,785
2026-01-02 KUEBLER CHRISTOPHER A Director Grant or award · Stock Option (Right to Buy) +828 828
2026-01-02 Huang Pearl S Director Grant or award +307 3,253.3
2026-01-02 Huang Pearl S Director Grant or award · Stock Option (Right to Buy) +828 828
2026-01-02 FEARON RICHARD H Director Grant or award +307 2,279
2026-01-02 FEARON RICHARD H Director Grant or award · Stock Option (Right to Buy) +828 828

Page 3 of 38 · 753 trades