WATERS CORP /DE/ (WAT)

Latest Insider Confidence Score

2026Q1

52.6
Bullish

Company insider confidence (by quarter)

2013Q4 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Salice Thomas P Director 99,408 Jan 4, 2022
Caputo Arthur G President 85,217 Dec 7, 2016
Conard Edward Director 74,542 Apr 5, 2023
Cassis Eugene G SVP 31,796.08 Dec 7, 2017
OConnell Christopher J CEO 30,000 Aug 3, 2020

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 3, 2026 Batra Udit CEO Sell 37.5 -3,417 -9.35% ✗ $1M
Mar 2, 2026 Mar 3, 2026 Chaubal Amol CFO Sell 42.5 -709 -8.34% ✗ $217.8K
Mar 2, 2026 Mar 3, 2026 Bennett Jianqing SVP Waters Adv. Diagnostics Sell 42.5 -410 -5.66% ✗ $126K
Feb 25, 2026 Feb 27, 2026 Carpio Robert L III SVP Waters Analytical Sciences Neutral 90.0 +997 38.08% ✗ -
Feb 25, 2026 Feb 27, 2026 Bennett Jianqing SVP Waters Adv. Diagnostics Neutral 90.0 +986 15.76% ✗ -
Feb 25, 2026 Feb 27, 2026 Chaubal Amol CFO Neutral 90.0 +1,455 20.64% ✗ -
Feb 25, 2026 Feb 27, 2026 Batra Udit CEO Neutral 90.0 +5,165 16.45% ✗ -
Feb 25, 2026 Feb 27, 2026 Vergnano Mark Director Neutral 67.5 +23 0.51% ✗ -
Feb 25, 2026 Feb 27, 2026 KUEBLER CHRISTOPHER A Director Neutral 55.0 +23 0.13% ✗ -
Feb 25, 2026 Feb 27, 2026 Knight Heather Director Neutral 77.5 +23 2.04% ✗ -
Feb 25, 2026 Feb 27, 2026 Jiang Wei Director Neutral 67.5 +23 0.79% ✗ -
Feb 25, 2026 Feb 27, 2026 Huang Pearl S Director Neutral 67.5 +23 0.71% ✗ -
Feb 25, 2026 Feb 27, 2026 Fraser Claire Director Neutral 90.0 +358 273.28% ✗ -
Feb 25, 2026 Feb 27, 2026 FEARON RICHARD H Director Neutral 77.5 +23 1.01% ✗ -
Feb 25, 2026 Feb 27, 2026 Brennan Daniel J. Director Neutral 77.5 +23 1.73% ✗ -
Feb 25, 2026 Feb 27, 2026 BADDOUR LINDA Director Neutral 67.5 +23 0.80% ✗ -
Feb 25, 2026 Feb 27, 2026 Ornskov Flemming Director Neutral 85.0 +336 6.81% ✗ -
Feb 18, 2026 Fraser Claire Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2026 Feb 6, 2026 Carpio Robert L III SVP, Waters Division Sell 46.3 -38 -1.43% ✗ $14.3K
Feb 4, 2026 Feb 6, 2026 Bennett Jianqing SVP TA Instruments Division Sell 91.3 +1,342 27.30% ✗ $16.2K
Feb 4, 2026 Feb 6, 2026 Chaubal Amol CFO Sell 91.3 +1,826 34.95% ✗ $21.9K
Feb 4, 2026 Feb 6, 2026 Batra Udit CEO Sell 95.0 +6,848 27.90% ✗ $82.2K
Jan 2, 2026 Jan 5, 2026 Vergnano Mark Director Neutral 85.0 +307 7.29% ✗ -
Jan 2, 2026 Jan 5, 2026 KUEBLER CHRISTOPHER A Director Neutral 77.5 +307 1.76% ✗ -
Jan 2, 2026 Jan 5, 2026 Huang Pearl S Director Neutral 90.0 +307 10.42% ✗ -
Jan 2, 2026 Jan 5, 2026 FEARON RICHARD H Director Neutral 90.0 +307 15.57% ✗ -
Jan 2, 2026 Jan 5, 2026 Brennan Daniel J. Director Neutral 90.0 +307 29.95% ✗ -
Jan 2, 2026 Jan 5, 2026 BADDOUR LINDA Director Neutral 90.0 +307 11.95% ✗ -
Jan 2, 2026 Jan 5, 2026 Ornskov Flemming Director Neutral 85.0 +307 6.63% ✗ -
Dec 31, 2025 Jan 5, 2026 Jiang Wei Director Neutral 90.0 +366 14.38% ✗ -
Dec 31, 2025 Jan 5, 2026 Knight Heather Director Neutral 90.0 +366 23.24% ✗ -
Nov 5, 2025 Nov 7, 2025 KUEBLER CHRISTOPHER A Director Sell 20.0 -1,318 -7.01% ✗ $490.3K
Sep 30, 2025 Oct 2, 2025 Knight Heather Director Neutral 90.0 +77 11.43% ✗ -
Sep 30, 2025 Oct 2, 2025 Jiang Wei Director Neutral 82.5 +72 2.94% ✗ -
Jun 30, 2025 Jul 1, 2025 Knight Heather Director Neutral 90.0 +68 11.15% ✗ -
Jun 30, 2025 Jul 1, 2025 Jiang Wei Director Neutral 82.5 +68 2.84% ✗ -
Jun 24, 2025 Jun 26, 2025 Carpio Robert L III SVP, Waters Division Sell 46.3 -134 -4.80% ✗ $46.5K
May 12, 2025 May 14, 2025 Chaubal Amol CFO Sell 42.5 -239 -4.37% ✗ $87.6K
Apr 7, 2025 Apr 8, 2025 Bennett Jianqing SVP TA Instruments Division Sell 42.5 -303 -5.81% ✗ $98.7K
Mar 31, 2025 Apr 2, 2025 Jiang Wei Director Neutral 77.5 +52 2.25% ✗ -
Mar 31, 2025 Apr 2, 2025 Knight Heather Director Neutral 85.0 +52 9.45% ✗ -
Mar 1, 2025 Mar 4, 2025 Bennett Jianqing SVP TA Instruments Division Sell 40.0 -786 -13.09% ✗ $292.2K
Mar 1, 2025 Mar 4, 2025 Chaubal Amol CFO Sell 40.0 -1,076 -16.70% ✗ $400K
Mar 1, 2025 Mar 4, 2025 Batra Udit CEO Sell 37.5 -4,976 -16.86% ✗ $1.9M
Feb 5, 2025 Feb 7, 2025 Batra Udit CEO Neutral 90.0 +14,971 102.90% ✗ -
Feb 5, 2025 Feb 7, 2025 Chaubal Amol CFO Neutral 90.0 +4,150 180.87% ✗ -
Feb 5, 2025 Feb 7, 2025 Bennett Jianqing SVP TA Instruments Division Neutral 90.0 +3,233 116.63% ✗ -
Feb 5, 2025 Feb 7, 2025 Carpio Robert L III SVP, Waters Division Neutral 90.0 +543 24.17% ✗ -
Jan 2, 2025 Jan 6, 2025 Knight Heather Director Neutral 90.0 +319 132.31% ✗ -
Jan 2, 2025 Jan 6, 2025 Jiang Wei Director Neutral 90.0 +319 15.65% ✗ -
Jan 2, 2025 Jan 6, 2025 Huang Pearl S Director Neutral 90.0 +319 12.14% ✗ -
Jan 2, 2025 Jan 6, 2025 VERGNANO MARK P Director Neutral 85.0 +319 8.20% ✗ -
Jan 2, 2025 Jan 6, 2025 Ornskov Flemming Director Neutral 85.0 +319 7.40% ✗ -
Jan 2, 2025 Jan 6, 2025 KUEBLER CHRISTOPHER A Director Neutral 77.5 +319 2.17% ✗ -
Jan 2, 2025 Jan 6, 2025 FEARON RICHARD H Director Neutral 90.0 +319 19.30% ✗ -
Jan 2, 2025 Jan 6, 2025 BADDOUR LINDA Director Neutral 90.0 +319 14.18% ✗ -
Jan 2, 2025 Jan 6, 2025 Brennan Daniel J. Director Neutral 90.0 +319 45.18% ✗ -
Dec 31, 2024 Jan 3, 2025 Jiang Wei Director Neutral 82.5 +80 4.12% ✗ -
Dec 31, 2024 Jan 3, 2025 Knight Heather Director Neutral 90.0 +72 42.96% ✗ -
Dec 31, 2024 Jan 3, 2025 Huang Pearl S Director Neutral 82.5 +83 3.28% ✗ -
Feb 7, 2024 Oct 25, 2024 Batra Udit CEO Neutral 90.0 +14,511 219.13% ✗ -
Sep 30, 2024 Oct 2, 2024 Knight Heather Director Neutral 90.0 +32 24.01% ✗ -
Sep 30, 2024 Oct 2, 2024 Jiang Wei Director Neutral 82.5 +62 3.32% ✗ -
Sep 30, 2024 Oct 2, 2024 Huang Pearl S Director Neutral 82.5 +75 3.05% ✗ -
Aug 14, 2024 Aug 15, 2024 Knight Heather Director Neutral 90.0 +136 100.00% ✗ -
Aug 15, 2024 Knight Heather Director Neutral 52.5 - 0.00% ✗ -
Jun 28, 2024 Jul 2, 2024 Jiang Wei Director Neutral 82.5 +64 3.51% ✗ -
Jun 28, 2024 Jul 2, 2024 Huang Pearl S Director Neutral 82.5 +76 3.21% ✗ -
Jun 24, 2024 Jun 25, 2024 Carpio Robert L III SVP, Waters Division Neutral 90.0 +2,247 100.00% ✗ -
Jun 25, 2024 Carpio Robert L III SVP, Waters Division Neutral 52.5 - 0.00% ✗ -
May 28, 2024 May 29, 2024 FEARON RICHARD H Director Buy 97.5 +1,000 153.14% ✗ $332.9K
May 15, 2024 May 16, 2024 KUEBLER CHRISTOPHER A Director Sell 17.5 -4,000 -21.37% ✗ $1.4M
May 13, 2024 May 14, 2024 Chaubal Amol CFO Sell 22.5 -145 -5.94% ✗ $50.6K
Apr 5, 2024 Apr 8, 2024 Bennett Jianqing SVP TA Instruments Division Sell 22.5 -202 -6.79% ✗ $67.9K
Mar 28, 2024 Apr 1, 2024 Huang Pearl S Director Neutral 52.5 - 0.00% ✗ -
Mar 28, 2024 Apr 1, 2024 Jiang Wei Director Neutral 52.5 - 0.00% ✗ -
Mar 13, 2024 Mar 14, 2024 BADDOUR LINDA Director Sell 22.5 -500 -18.18% ✗ $177.8K
Mar 1, 2024 Mar 4, 2024 Batra Udit CEO Sell 17.5 -6,584 -42.41% ✗ $2.3M
Feb 7, 2024 Feb 9, 2024 Batra Udit CEO Neutral 90.0 +8,903 134.45% ✗ -
Feb 7, 2024 Feb 9, 2024 Bennett Jianqing SVP TA Instruments Division Neutral 52.5 - 0.00% ✗ -
Feb 7, 2024 Feb 9, 2024 Chaubal Amol CFO Neutral 52.5 - 0.00% ✗ -
Feb 7, 2024 Feb 9, 2024 Bennett Jianqing SVP TA Instruments Division Neutral 52.5 - 0.00% ✗ -
Jan 2, 2024 Jan 3, 2024 FEARON RICHARD H Director Neutral 90.0 +334 104.70% ✗ -
Jan 2, 2024 Jan 3, 2024 VERGNANO MARK P Director Neutral 85.0 +334 9.39% ✗ -
Jan 2, 2024 Jan 3, 2024 Ornskov Flemming Director Neutral 85.0 +334 8.40% ✗ -
Jan 2, 2024 Jan 3, 2024 KUEBLER CHRISTOPHER A Director Neutral 77.5 +334 2.32% ✗ -
Jan 2, 2024 Jan 3, 2024 Jiang Wei Director Neutral 90.0 +334 43.60% ✗ -
Jan 2, 2024 Jan 3, 2024 Huang Pearl S Director Neutral 90.0 +334 31.57% ✗ -
Jan 2, 2024 Jan 3, 2024 Brennan Daniel J. Director Neutral 90.0 +334 89.78% ✗ -
Jan 2, 2024 Jan 3, 2024 BADDOUR LINDA Director Neutral 90.0 +334 13.82% ✗ -
Dec 29, 2023 Jan 3, 2024 Jiang Wei Director Neutral 52.5 - 0.00% ✗ -
Dec 29, 2023 Jan 3, 2024 Huang Pearl S Director Neutral 52.5 - 0.00% ✗ -
Oct 10, 2023 Oct 11, 2023 Pratt Jonathan M SVP Waters Division Sell 26.3 -94 -2.16% ✗ $25.3K
Sep 30, 2023 Oct 3, 2023 Jiang Wei Director Neutral 52.5 - 0.00% ✗ -
Oct 3, 2023 Huang Pearl S Director Neutral 52.5 - 0.00% ✗ -
Sep 1, 2023 Sep 5, 2023 Batra Udit CEO Sell 20.0 -1,901 -22.30% ✗ $534.2K
Aug 4, 2023 Aug 7, 2023 KUEBLER CHRISTOPHER A Director Sell 17.5 -4,000 -21.76% ✗ $1.2M
Jun 30, 2023 Jul 5, 2023 Jiang Wei Director Neutral 52.5 - 0.00% ✗ -
Jun 30, 2023 Jul 5, 2023 Huang Pearl S Director Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 15, 2023 Chaubal Amol CFO Sell 26.3 -145 -5.72% ✗ $39.3K