A leading provider of analytical instruments and software for laboratories, specializing in liquid chromatography, mass spectrometry, and thermal analysis. Investors monitor Waters Corporation for its strong position in life sciences and materials science research markets, where precision instrumentation drives recurring revenue streams.
16 members of Congress have disclosed 50 trades in Waters Corporation (WAT), a Healthcare company. The buy/sell breakdown shows 28 purchases versus 20 sales, indicating net buying interest from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.
| Date | Politician | Type | Amount |
|---|---|---|---|
| 2026-03-18 | Gilbert Cisneros | buy | $1K – $15K |
| 2026-03-10 | Thomas H. Kean | sell | $1K – $15K |
| 2026-03-10 | Rohit Khanna | buy | $1K – $15K |
| 2026-02-13 | Thomas H. Kean | sell | $1K – $15K |
| 2026-02-10 | Debbie Dingell | exchange | $1K – $15K |
| 2026-02-09 | Kevin Hern | exchange | $1K – $15K |
| 2026-01-29 | Rohit Khanna | sell | $1K – $15K |
| 2025-12-08 | Julia Letlow | buy | $1K – $15K |
| 2025-09-30 | Gilbert Cisneros | buy | $1K – $15K |
| 2025-08-26 | Gilbert Cisneros | buy | $1K – $15K |
| 2025-08-13 | Gilbert Cisneros | buy | $1K – $15K |
| 2025-08-12 | Gilbert Cisneros | buy | $1K – $15K |
| 2025-07-22 | Lisa McClain | sell | $1K – $15K |
| 2025-07-16 | Lisa McClain | buy | $1K – $15K |
| 2025-07-01 | Rohit Khanna | sell | $1K – $15K |
| 2025-06-27 | Rohit Khanna | buy | $1K – $15K |
| 2025-05-15 | Rob Bresnahan | buy | $1K – $15K |
| 2025-04-17 | Rohit Khanna | sell | $1K – $15K |
| 2025-04-08 | Rob Bresnahan | sell | $1K – $15K |
| 2025-02-25 | Rob Bresnahan | buy | $1K – $15K |
| 2025-02-19 | Rohit Khanna | buy | $1K – $15K |
| 2024-11-19 | Julia Letlow | sell | $1K – $15K |
| 2024-10-23 | Julia Letlow | buy | $1K – $15K |
| 2024-05-03 | Thomas H Tuberville | sell | $1K – $15K |
| 2023-10-31 | Rohit Khanna | sell | $1K – $15K |
| 2023-09-08 | Lois Frankel | sell | $1K – $15K |
| 2023-06-26 | Rohit Khanna | sell | $1K – $15K |
| 2023-05-24 | Rohit Khanna | buy | $1K – $15K |
| 2023-03-14 | Rohit Khanna | sell | $1K – $15K |
| 2023-02-22 | Byron Donalds | buy | $1K – $15K |
| 2022-08-12 | Byron Donalds | buy | $1K – $15K |
| 2022-08-12 | Byron Donalds | buy | $1K – $15K |
| 2021-08-04 | Lois Frankel | sell | $1K – $15K |
| 2021-03-29 | Thomas H Tuberville | buy | $1K – $15K |
| 2020-01-17 | Francis Rooney | buy | $1K – $15K |
| 2019-08-29 | Lois Frankel | buy | $1K – $15K |
| 2019-07-23 | Angus S King, Jr. | sell | $1K – $15K |
| 2019-06-27 | Lois Frankel | buy | $1K – $15K |
| 2019-06-26 | Lois Frankel | buy | $1K – $15K |
| 2019-01-07 | MICHAEL T. MCCAUL | sell | $15K – $50K |
| 2017-11-27 | JOHN K. DELANEY | buy | $1K – $15K |
| 2017-07-14 | JOHN K. DELANEY | buy | $1K – $15K |
| 2017-05-30 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2017-05-24 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2017-05-08 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2017-04-13 | JOHN K. DELANEY | buy | $15K – $50K |
| 2017-01-02 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2016-10-28 | JOHN K. DELANEY | buy | $100K – $250K |
| 2016-10-05 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2016-09-12 | K. Michael Conaway | sell | $1K – $15K |