WAT
WATERS CORP /DE/
NYSE · Healthcare · Medical - Diagnostics & Research · US
$434.27
−0.61%0
Insider buys (3m)
1
Insider sells (3m)
-$1.4M
Net value (3m)
+21.6%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 2, 2026 | Knight Heather · director | A-Award | 57 | $0.00 |
| Oct 2, 2026 | Jiang Wei · director | A-Award | 57 | $0.00 |
| Aug 7, 2026 | KUEBLER CHRISTOPHER A · director | Sale | 3,626 | $398 |
| Aug 7, 2026 | KUEBLER CHRISTOPHER A · director | M-Exempt | 3,626 | $136 |
| Jul 2, 2026 | Knight Heather · director | A-Award | 63 | $0.00 |
| Jul 2, 2026 | Jiang Wei · director | A-Award | 67 | $0.00 |
| Jun 25, 2026 | Carpio Robert L III · officer: SVP Waters Analytical Sciences | F-InKind | 189 | $369 |
| May 14, 2026 | Chaubal Amol · officer: SVP & Chief Financial Officer | F-InKind | 239 | $352 |
| Apr 7, 2026 | Bennett Jianqing · officer: SVP Waters Adv. Diagnostics | F-InKind | 302 | $304 |
| Apr 2, 2026 | Jiang Wei · director | A-Award | 64 | $0.00 |
| Apr 2, 2026 | Knight Heather · director | A-Award | 68 | $0.00 |
| Mar 10, 2026 | FEARON RICHARD H · director | Purchase | 1,000 | $306 |
| Feb 27, 2026 | Huang Pearl S · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | Bennett Jianqing · officer: SVP Waters Adv. Diagnostics | A-Award | 4,826 | $319 |
| Feb 27, 2026 | Ornskov Flemming · director | A-Award | 57 | $319 |
| Feb 27, 2026 | BADDOUR LINDA · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | FEARON RICHARD H · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | FEARON RICHARD H · director | A-Award | 57 | $319 |
| Feb 27, 2026 | Brennan Daniel J. · director | A-Award | 57 | $319 |
| Feb 27, 2026 | Brennan Daniel J. · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | Carpio Robert L III · officer: SVP Waters Analytical Sciences | A-Award | 997 | $0.00 |
| Feb 27, 2026 | Jiang Wei · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | Vergnano Mark · director | A-Award | 57 | $319 |
| Feb 27, 2026 | BADDOUR LINDA · director | A-Award | 57 | $319 |
| Feb 27, 2026 | Fraser Claire · director | A-Award | 358 | $0.00 |
| Feb 27, 2026 | KUEBLER CHRISTOPHER A · director | A-Award | 57 | $319 |
| Feb 27, 2026 | Vergnano Mark · director | A-Award | 23 | $0.00 |
| Feb 27, 2026 | Batra Udit · director, officer: President and CEO | A-Award | 25,283 | $319 |
| Feb 27, 2026 | Batra Udit · director, officer: President and CEO | A-Award | 5,165 | $0.00 |
| Feb 27, 2026 | Knight Heather · director | A-Award | 57 | $319 |
Institutional positioning
13F filings over the trailing two quarters
New 566Increased 884Reduced 655Sold out 145
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 8,543,014 | May 13, 2026 |
| BlackRock, Inc. | Reduced | 8,484,939 | Aug 7, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 6,415,552 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6,378,775 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 4,754,185 | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 4,740,524 | Aug 13, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Increased | 4,663,879 | May 15, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Increased | 4,630,118 | May 14, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Reduced | 4,625,035 | Aug 3, 2026 |
| STATE STREET CORP | Increased | 4,382,008 | Sep 22, 2026 |
| STATE STREET CORP | Increased | 4,362,010 | May 15, 2026 |
| T. Rowe Price Investment Management, Inc. | Reduced | 3,817,779 | Aug 14, 2026 |
| Invesco Ltd. | Increased | 3,494,267 | Aug 14, 2026 |
| FUNDSMITH LLP | Reduced | 3,212,075 | May 15, 2026 |
| ALLIANCEBERNSTEIN L.P. | Increased | 2,694,590 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 2, 2026