12 members of Congress have disclosed 69 trades in Waters Corp /De/ (WAT) since 2016: 38 purchases worth about $304.02K and 29 sales worth about $305.51K. The most active was Kevin Hern, with 2 trades. The latest trade was made on Aug 13, 2026.
WAT’s price and SPY’s, both as the change since the start of the range. A green triangle marks a day members bought WAT, a red one a day they sold; hover for who and how much.
| # | Member | Trades | Buys | Sells | Bought (est.) | Sold (est.) | Net | Buys vs SPY | First Traded | Last Traded |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kevin HernR-OK | 2 | 0 | 1 | $0.00 | $8.00K | -$8.00K | – | Feb 9, 2026 | Aug 13, 2026 |
| 2 | Ro KhannaD-CA | 35 | 19 | 16 | $152.01K | $177.01K | -$25.00K | -11.0% | Nov 30, 2017 | Jun 2, 2026 |
| 3 | Thomas H. Kean, Jr.R-NJ | 2 | 0 | 2 | $0.00 | $16.00K | -$16.00K | – | Feb 13, 2026 | Mar 10, 2026 |
| 4 | Gilbert Ray Cisneros, Jr.D-CA | 5 | 5 | 0 | $40.00K | $0.00 | +$40.00K | +37.1% | Aug 12, 2025 | Mar 18, 2026 |
| 5 | Debbie DingellD-MI | 1 | 0 | 0 | $0.00 | $0.00 | $0.00 | – | Feb 10, 2026 | Feb 10, 2026 |
| 6 | Julia LetlowR-LA | 3 | 2 | 1 | $16.00K | $8.00K | +$8.00K | +4.5% | Oct 23, 2024 | Dec 8, 2025 |
| 7 | Lisa C. McClainR-MI | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | +34.6% | Jul 16, 2025 | Jul 22, 2025 |
| 8 | Robert P. Bresnahan, Jr.R-PA | 3 | 2 | 1 | $16.00K | $8.00K | +$8.00K | -4.1% | Feb 25, 2025 | May 15, 2025 |
| 9 | Byron DonaldsR-FL | 4 | 2 | 2 | $16.00K | $16.00K | $0.00 | -42.1% | Aug 12, 2022 | Feb 24, 2024 |
| 10 | Lois FrankelD-FL | 5 | 3 | 2 | $24.00K | $16.00K | +$8.00K | -46.0% | Jun 26, 2019 | Sep 8, 2023 |
| 11 | John K. DelaneyD-MD | 6 | 4 | 2 | $32.00K | $40.50K | -$8.50K | -38.7% | Mar 16, 2017 | Dec 6, 2017 |
| 12 | K. Michael ConawayR-TX | 1 | 0 | 1 | $0.00 | $8.00K | -$8.00K | – | Sep 12, 2016 | Sep 12, 2016 |
| Owner | Type | Filing | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Kevin HernR-OK | WATWaters Corporation Common Stock | Joint | Sell | $1K–$15K | Aug 13, 2026 | Sep 1, 2026 | 19d | +8.6% | +11.9% | |
| Ro KhannaD-CA | WATWATERS CORPORATION COMMON STOCK | Dependent Child | Sell (Partial) | $1K–$15K | Jun 2, 2026 | Jul 6, 2026 | 34d | +20.8% | +21.7% | |
| Ro KhannaD-CA | WATWATERS CORPORATION COMMON STOCK | Spouse | Buy | $1K–$15K | May 15, 2026 | Jun 9, 2026 | 25d | +36.4% | +34.7% | |
| Ro KhannaD-CA | WATWATERS CORPORATION COMMON STOCK | Spouse | Buy | $1K–$15K | Apr 24, 2026 | May 11, 2026 | 17d | +44.9% | +39.6% | |
| Ro KhannaD-CA | WATWATERS CORPORATION COMMON STOCK | Spouse | Buy | $1K–$15K | Apr 13, 2026 | May 11, 2026 | 28d | +38.3% | +28.7% | |
| Thomas H. Kean, Jr.R-NJ | WATWaters Corporation Common Stock | Self | Sell (Partial) | $1K–$15K | Mar 10, 2026 | Apr 13, 2026 | 34d | +49.9% | +38.8% | |
| Gilbert Ray Cisneros, Jr.D-CA | WATWaters Corporation Common Stock | Self | Buy | $1K–$15K | Mar 18, 2026 | Apr 7, 2026 | 20d | +52.2% | +38.5% | |
| Ro KhannaD-CA | WATWATERS CORPORATION COMMON STOCK | Spouse | Sell | $15K–$50K | Mar 10, 2026 | Apr 7, 2026 | 28d | +49.9% | +38.8% | |
| Thomas H. Kean, Jr.R-NJ | WATWaters Corporation Common Stock | Self | Sell (Partial) | $1K–$15K | Feb 13, 2026 | Mar 18, 2026 | 33d | +38.9% | +28.6% | |
| Kevin HernR-OK | WATWaters Corporation Common Stock | Joint | Exchange | $1K–$15K | Feb 9, 2026 | Mar 6, 2026 | 25d | +36.9% | +28.5% | |
| Debbie DingellD-MI | WATWaters Corporation Common Stock | Self | Exchange | $1K–$15K | Feb 10, 2026 | Feb 23, 2026 | 13d | +37.3% | +28.7% | |
| Julia LetlowR-LA | WATWaters Corporation Common Stock | Self | Buy | $1K–$15K | Oct 23, 2024 | Jan 13, 2026 | 447d late | +34.8% | +4.6% | |
| Julia LetlowR-LA | WATWaters Corporation Common Stock | Self | Sell | $1K–$15K | Nov 19, 2024 | Jan 13, 2026 | 420d late | +30.3% | +2.9% | |
| Julia LetlowR-LA | WATWaters Corporation Common Stock | Self | Buy | $1K–$15K | Dec 8, 2025 | Jan 13, 2026 | 36d | +14.4% | +4.3% | |
| Gilbert Ray Cisneros, Jr.D-CA | WATWaters Corporation Common Stock | Self | Buy | $1K–$15K | Sep 30, 2025 | Oct 10, 2025 | 10d | +49.8% | +36.9% |
Tip. Hover a row for the filing’s full asset text and comments; the PDF link opens the report itself.
12 members of Congress have disclosed 69 trades in Waters Corp /De/ (WAT) since 2016: 38 purchases worth about $304.02K and 29 sales worth about $305.51K. The most active was Kevin Hern, with 2 trades. The latest trade was made on Aug 13, 2026. Most active: Kevin Hern (2), Ro Khanna (35), Thomas H. Kean, Jr. (2), Gilbert Ray Cisneros, Jr. (5), Debbie Dingell (1).
Since 2016 they have disclosed 38 purchases and 29 sales; by the midpoints of the disclosed ranges, about $304.02K bought and $305.51K sold, a net sale of $1.50K.
Members of Congress report each trade over $1,000 within 45 days under the STOCK Act, with the amount as a range. The chart marks the days members traded WAT on its price, against the S&P 500 over the same days.
Members of Congress disclose trades as dollar ranges, up to 45 days after the trade and sometimes later. Volumes use the midpoints of those ranges and are estimates; portfolio figures are a model built from the disclosed trades, not the members’ actual accounts. Not investment advice.