WAT insider transaction filings
WATERS CORP /DE/ — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-07. Screen WAT transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-07 | 4 | KUEBLER CHRISTOPHER A — Director | Option exercise (M): 3,626 @ $136.43 · Sale (S): 3,626 @ $397.94 · Option exercise (M): 3,626 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Knight Heather — Director | Grant/award (A): 63.03 @ $0 | EDGAR |
| 2026-07-02 | 4 | Jiang Wei — Director | Grant/award (A): 67.42 @ $0 | EDGAR |
| 2026-06-25 | 4 | Carpio Robert L III — SVP Waters Analytical Sciences | Tax withholding (F): 189 @ $369.18 | EDGAR |
| 2026-05-14 | 4 | Chaubal Amol — SVP & Chief Financial Officer | Tax withholding (F): 239 @ $352.21 | EDGAR |
| 2026-04-07 | 4 | Bennett Jianqing — SVP Waters Adv. Diagnostics | Tax withholding (F): 302 @ $304.09 | EDGAR |
| 2026-04-02 | 4 | Jiang Wei — Director | Grant/award (A): 64.06 @ $0 | EDGAR |
| 2026-04-02 | 4 | Knight Heather — Director | Grant/award (A): 68.44 @ $0 | EDGAR |
| 2026-03-18 | 4 | Jiang Wei — Director | Purchase (P): 500 @ $289.46 | EDGAR |
| 2026-03-10 | 4 | FEARON RICHARD H — Director | Purchase (P): 1,000 @ $306.34 | EDGAR |
| 2026-03-03 | 4 | Batra Udit — President and CEO, Director | Tax withholding (F): 3,417 @ $307.23 | EDGAR |
| 2026-03-03 | 4 | Chaubal Amol — SVP & Chief Financial Officer | Tax withholding (F): 709 @ $307.23 | EDGAR |
| 2026-03-03 | 4 | Bennett Jianqing — SVP Waters Adv. Diagnostics | Tax withholding (F): 410 @ $307.23 | EDGAR |
| 2026-02-27 | 4 | Carpio Robert L III — SVP Waters Analytical Sciences | Grant/award (A): 997 @ $0 · Grant/award (A): 4,884 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Bennett Jianqing — SVP Waters Adv. Diagnostics | Grant/award (A): 986 @ $0 · Grant/award (A): 4,826 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Chaubal Amol — SVP & Chief Financial Officer | Grant/award (A): 1,455 @ $0 · Grant/award (A): 7,125 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Batra Udit — President and CEO, Director | Grant/award (A): 5,165 @ $0 · Grant/award (A): 25,283 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Vergnano Mark — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | KUEBLER CHRISTOPHER A — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Knight Heather — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Jiang Wei — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Huang Pearl S — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Fraser Claire — Director | Grant/award (A): 358 @ $0 · Grant/award (A): 877 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | FEARON RICHARD H — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Brennan Daniel J. — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | BADDOUR LINDA — Director | Grant/award (A): 23 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Ornskov Flemming — Director | Grant/award (A): 336 @ $0 · Grant/award (A): 57 (derivative) @ $0 | EDGAR |
| 2026-02-06 | 4 | Carpio Robert L III — SVP, Waters Division | Tax withholding (F): 38 @ $376.89 | EDGAR |
| 2026-02-06 | 4 | Bennett Jianqing — SVP TA Instruments Division | Grant/award (A): 1,385 @ $0 · Tax withholding (F): 43 @ $376.89 | EDGAR |
| 2026-02-06 | 4 | Chaubal Amol — SVP & Chief Financial Officer | Grant/award (A): 1,884 @ $0 · Tax withholding (F): 58 @ $376.89 | EDGAR |
| 2026-02-06 | 4 | Batra Udit — President and CEO, Director | Grant/award (A): 7,066 @ $0 · Tax withholding (F): 218 @ $376.89 | EDGAR |
| 2026-01-05 | 4 | Vergnano Mark — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | KUEBLER CHRISTOPHER A — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Huang Pearl S — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | FEARON RICHARD H — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Brennan Daniel J. — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | BADDOUR LINDA — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Ornskov Flemming — Director | Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Jiang Wei — Director | Grant/award (A): 59.79 @ $0 · Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Knight Heather — Director | Grant/award (A): 59.79 @ $0 · Grant/award (A): 307 @ $0 · Grant/award (A): 828 (derivative) @ $0 | EDGAR |
| 2025-11-07 | 4 | KUEBLER CHRISTOPHER A — Director | Option exercise (M): 3,761 @ $130.35 · Tax withholding (F): 1,318 @ $371.97 · Option exercise (M): 3,761 (derivative) @ $0 | EDGAR |
| 2025-10-02 | 4 | Knight Heather — Director | Grant/award (A): 77.88 @ $0 | EDGAR |
| 2025-10-02 | 4 | Jiang Wei — Director | Grant/award (A): 72.91 @ $0 | EDGAR |
| 2025-07-01 | 4 | Knight Heather — Director | Grant/award (A): 68.35 @ $0 | EDGAR |
| 2025-07-01 | 4 | Jiang Wei — Director | Grant/award (A): 68.35 @ $0 | EDGAR |
| 2025-06-26 | 4 | Carpio Robert L III — SVP, Waters Division | Tax withholding (F): 134 @ $346.80 | EDGAR |
| 2025-05-14 | 4 | Chaubal Amol — SVP & Chief Financial Officer | Tax withholding (F): 239 @ $366.67 | EDGAR |
| 2025-04-08 | 4 | Bennett Jianqing — SVP TA Instruments Division | Tax withholding (F): 303 @ $325.80 | EDGAR |
| 2025-04-02 | 4 | Knight Heather — Director | Grant/award (A): 52.95 @ $0 | EDGAR |
| 2025-04-02 | 4 | Jiang Wei — Director | Grant/award (A): 52.95 @ $0 | EDGAR |
Recent 8-K events — WATERS CORP /DE/
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-21 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events | EDGAR |
| 2026-08-04 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-22 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-23 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-16 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-09 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.01 — Completion of Acquisition or Disposition of Assets 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-09 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-27 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-16 | 8-K | 8.01 — Other Events | EDGAR |
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