WAT · Waters Corporation Common Stock
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| CONARD EDWARD Director | ▲ Buy | Grant | 74,542 Shares held | 1/3/2023 | View profile |
| Udit Batra President and CEO | ▼ Sell | Tax Withholding | 33,140 Shares held | 3/2/2026 | View profile |
| Thomas P. Salice Director | ▲ Buy | Grant | 31,985 Shares held | 1/3/2022 | View profile |
| Christopher A. Kuebler Director | ▼ Sell | Open Market | 17,808 Shares held | 8/6/2026 | View profile |
| Gary E. Hendrickson Director | ▲ Buy | Option Exercise | 8,245 Shares held | 5/5/2022 | View profile |
| Amol Chaubal SVP & Chief Financial Officer | ▼ Sell | Tax Withholding | 7,623 Shares held | 5/12/2026 | View profile |
| Jianqing Bennett SVP TA Instruments Division | ▼ Sell | Tax Withholding | 6,532 Shares held | 4/6/2026 | View profile |
| Flemming Ornskov Director | ▲ Buy | Grant | 5,271 Shares held | 2/25/2026 | View profile |
| Mark Vergnano Director | ▲ Buy | Grant | 4,540 Shares held | 2/25/2026 | View profile |
| Pratt Jonathan M SVP Waters Division | ▼ Sell | Tax Withholding | 3,887 Shares held | 10/10/2023 | View profile |
| Wei Jiang Director | ▲ Buy | Grant | 3,573 Shares held | 6/30/2026 | View profile |
| Robert L. Carpio III SVP, Waters Division | ▼ Sell | Tax Withholding | 3,426 Shares held | 6/24/2026 | View profile |
| Richard H. Fearon Director | ▲ Buy | Open Market | 3,302 Shares held | 3/6/2026 | View profile |
| SILVEIRA MICHAEL F VP, Corporate Controller | ▼ Sell | Tax Withholding | 3,288 Shares held | 5/3/2022 | View profile |
| Pearl S. Huang Director | ▲ Buy | Grant | 3,276 Shares held | 2/25/2026 | View profile |
| Linda Baddour Director | ▲ Buy | Grant | 2,899 Shares held | 2/25/2026 | View profile |
| Welch Daniel J. SVP Global Operations | ▼ Sell | Tax Withholding | 2,847 Shares held | 2/23/2022 | View profile |
| Daniel J. Brennan Director | ▲ Buy | Grant | 1,355 Shares held | 2/25/2026 | View profile |
| Heather Knight EVP, Group Pres, Medical | ▲ Buy | Grant | 1,281 Shares held | 6/30/2026 | View profile |
| Hyde Belinda SVP, Global Human Resources | ▼ Sell | Tax Withholding | 1,223 Shares held | 1/11/2022 | View profile |
| Claire Fraser Director | ▲ Buy | Grant | 489 Shares held | 2/25/2026 | View profile |
| BALLBACH JOHN M Director | ▲ Buy | Grant | 379 Shares held | 1/3/2022 | View profile |
| Aleman Keeley A SVP General Counsel & Corp Sec | ▲ Buy | Grant | 201 Shares held | 3/9/2022 | View profile |
Transaction History
| Christopher A. Kuebler | ▼ Sell | Open Market | 3,626 | $1.4M | 8/6/2026 |
| Christopher A. Kuebler | ▲ Buy | Option Exercise | 3,626 | $495K | 8/6/2026 |
| Heather Knight | ▲ Buy | Grant | 63 | $0 | 6/30/2026 |
| Wei Jiang | ▲ Buy | Grant | 67 | $0 | 6/30/2026 |
| Robert L. Carpio III | ▼ Sell | Tax Withholding | 189 | $70K | 6/24/2026 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 239 | $84K | 5/12/2026 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 302 | $92K | 4/6/2026 |
| Wei Jiang | ▲ Buy | Grant | 64 | $0 | 3/31/2026 |
| Heather Knight | ▲ Buy | Grant | 68 | $0 | 3/31/2026 |
| Wei Jiang | ▲ Buy | Open Market | 500 | $145K | 3/16/2026 |
| Richard H. Fearon | ▲ Buy | Open Market | 1,000 | $306K | 3/6/2026 |
| Udit Batra | ▼ Sell | Tax Withholding | 3,417 | $1.0M | 3/2/2026 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 709 | $218K | 3/2/2026 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 410 | $126K | 3/2/2026 |
| Robert L. Carpio III | ▲ Buy | Grant | 997 | $0 | 2/25/2026 |
| Jianqing Bennett | ▲ Buy | Grant | 986 | $0 | 2/25/2026 |
| Amol Chaubal | ▲ Buy | Grant | 1,455 | $0 | 2/25/2026 |
| Udit Batra | ▲ Buy | Grant | 5,165 | $0 | 2/25/2026 |
| Mark Vergnano | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Christopher A. Kuebler | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Heather Knight | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Wei Jiang | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Pearl S. Huang | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Claire Fraser | ▲ Buy | Grant | 358 | $0 | 2/25/2026 |
| Daniel J. Brennan | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Linda Baddour | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Flemming Ornskov | ▲ Buy | Grant | 336 | $0 | 2/25/2026 |
| Richard H. Fearon | ▲ Buy | Grant | 23 | $0 | 2/25/2026 |
| Robert L. Carpio III | ▼ Sell | Tax Withholding | 38 | $14K | 2/5/2026 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 43 | $16K | 2/5/2026 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 58 | $22K | 2/5/2026 |
| Udit Batra | ▼ Sell | Tax Withholding | 218 | $82K | 2/5/2026 |
| Jianqing Bennett | ▲ Buy | Grant | 1,385 | $0 | 2/4/2026 |
| Amol Chaubal | ▲ Buy | Grant | 1,884 | $0 | 2/4/2026 |
| Udit Batra | ▲ Buy | Grant | 7,066 | $0 | 2/4/2026 |
| Mark Vergnano | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Christopher A. Kuebler | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Pearl S. Huang | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Richard H. Fearon | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Daniel J. Brennan | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Linda Baddour | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Flemming Ornskov | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Wei Jiang | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Heather Knight | ▲ Buy | Grant | 307 | $0 | 1/2/2026 |
| Wei Jiang | ▲ Buy | Grant | 60 | $0 | 12/31/2025 |
| Heather Knight | ▲ Buy | Grant | 60 | $0 | 12/31/2025 |
| Christopher A. Kuebler | ▲ Buy | Option Exercise | 3,761 | $490K | 11/5/2025 |
| Christopher A. Kuebler | ▼ Sell | Tax Withholding | 1,318 | $490K | 11/5/2025 |
| Heather Knight | ▲ Buy | Grant | 78 | $0 | 9/30/2025 |
| Wei Jiang | ▲ Buy | Grant | 73 | $0 | 9/30/2025 |
| Heather Knight | ▲ Buy | Grant | 68 | $0 | 6/30/2025 |
| Wei Jiang | ▲ Buy | Grant | 68 | $0 | 6/30/2025 |
| Robert L. Carpio III | ▼ Sell | Tax Withholding | 134 | $46K | 6/24/2025 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 239 | $88K | 5/12/2025 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 303 | $99K | 4/7/2025 |
| Wei Jiang | ▲ Buy | Grant | 53 | $0 | 3/31/2025 |
| Heather Knight | ▲ Buy | Grant | 53 | $0 | 3/31/2025 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 786 | $292K | 3/1/2025 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 1,076 | $400K | 3/1/2025 |
| Udit Batra | ▼ Sell | Tax Withholding | 4,976 | $1.9M | 3/1/2025 |
| Udit Batra | ▲ Buy | Grant | 11,349 | $0 | 2/5/2025 |
| Udit Batra | ▲ Buy | Grant | 3,622 | $0 | 2/5/2025 |
| Amol Chaubal | ▲ Buy | Grant | 3,317 | $0 | 2/5/2025 |
| Amol Chaubal | ▲ Buy | Grant | 833 | $0 | 2/5/2025 |
| Jianqing Bennett | ▲ Buy | Grant | 2,618 | $0 | 2/5/2025 |
| Jianqing Bennett | ▲ Buy | Grant | 615 | $0 | 2/5/2025 |
| Robert L. Carpio III | ▲ Buy | Grant | 543 | $0 | 2/5/2025 |
| Heather Knight | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Wei Jiang | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Pearl S. Huang | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Mark Vergnano | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Flemming Ornskov | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Christopher A. Kuebler | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Richard H. Fearon | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Linda Baddour | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Daniel J. Brennan | ▲ Buy | Grant | 319 | $0 | 1/2/2025 |
| Wei Jiang | ▲ Buy | Grant | 81 | $0 | 12/31/2024 |
| Heather Knight | ▲ Buy | Grant | 72 | $0 | 12/31/2024 |
| Pearl S. Huang | ▲ Buy | Grant | 83 | $0 | 12/31/2024 |
| Heather Knight | ▲ Buy | Grant | 33 | $0 | 9/30/2024 |
| Wei Jiang | ▲ Buy | Grant | 63 | $0 | 9/30/2024 |
| Pearl S. Huang | ▲ Buy | Grant | 75 | $0 | 9/30/2024 |
| Heather Knight | ▲ Buy | Grant | 136 | $0 | 8/14/2024 |
| Wei Jiang | ▲ Buy | Grant | 64 | $0 | 6/28/2024 |
| Pearl S. Huang | ▲ Buy | Grant | 77 | $0 | 6/28/2024 |
| Robert L. Carpio III | ▲ Buy | Grant | 2,247 | $0 | 6/24/2024 |
| Richard H. Fearon | ▲ Buy | Open Market | 1,000 | $333K | 5/28/2024 |
| Christopher A. Kuebler | ▲ Buy | Option Exercise | 4,000 | $456K | 5/15/2024 |
| Christopher A. Kuebler | ▼ Sell | Open Market | 4,000 | $1.4M | 5/15/2024 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 145 | $51K | 5/13/2024 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 202 | $68K | 4/5/2024 |
| Linda Baddour | ▼ Sell | Open Market | 500 | $178K | 3/13/2024 |
| Udit Batra | ▼ Sell | Tax Withholding | 2,946 | $1.0M | 3/1/2024 |
| Udit Batra | ▼ Sell | Tax Withholding | 3,638 | $1.3M | 3/1/2024 |
| Udit Batra | ▲ Buy | Grant | 8,903 | $0 | 2/7/2024 |
| Richard H. Fearon | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Mark Vergnano | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Flemming Ornskov | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Christopher A. Kuebler | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Wei Jiang | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Pearl S. Huang | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Daniel J. Brennan | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Linda Baddour | ▲ Buy | Grant | 334 | $0 | 1/2/2024 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 94 | $25K | 10/10/2023 |
| Udit Batra | ▼ Sell | Tax Withholding | 1,901 | $534K | 9/1/2023 |
| Christopher A. Kuebler | ▼ Sell | Open Market | 4,000 | $1.2M | 8/4/2023 |
| Christopher A. Kuebler | ▲ Buy | Option Exercise | 4,000 | $397K | 8/4/2023 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 145 | $39K | 5/12/2023 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 39 | $12K | 5/3/2023 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 204 | $62K | 4/5/2023 |
| Richard H. Fearon | ▲ Buy | Grant | 302 | $91K | 3/27/2023 |
| Pratt Jonathan M | ▲ Buy | Grant | 1,570 | $486K | 3/1/2023 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 388 | $120K | 3/1/2023 |
| Pratt Jonathan M | ▲ Buy | Grant | 1,826 | $565K | 3/1/2023 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 469 | $145K | 3/1/2023 |
| Mark Vergnano | ▲ Buy | Open Market | 3,185 | $998K | 2/28/2023 |
| Mark Vergnano | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Flemming Ornskov | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Christopher A. Kuebler | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Wei Jiang | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Pearl S. Huang | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| CONARD EDWARD | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Daniel J. Brennan | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| Linda Baddour | ▲ Buy | Grant | 318 | $0 | 1/3/2023 |
| CONARD EDWARD | ▼ Sell | Open Market | 1,059 | $354K | 11/30/2022 |
| CONARD EDWARD | ▲ Buy | Option Exercise | 4,000 | $1.3M | 11/30/2022 |
| Mark Vergnano | ▲ Buy | Grant | 54 | $0 | 11/23/2022 |
| Daniel J. Brennan | ▲ Buy | Grant | 54 | $0 | 11/23/2022 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 58 | $0 | 10/10/2022 |
| Udit Batra | ▼ Sell | Tax Withholding | 1,743 | $524K | 9/1/2022 |
| Christopher A. Kuebler | ▲ Buy | Option Exercise | 4,000 | $355K | 5/19/2022 |
| Christopher A. Kuebler | ▼ Sell | Open Market | 4,000 | $1.3M | 5/19/2022 |
| Amol Chaubal | ▼ Sell | Tax Withholding | 145 | $46K | 5/12/2022 |
| Gary E. Hendrickson | ▲ Buy | Option Exercise | 1,249 | $422K | 5/5/2022 |
| Gary E. Hendrickson | ▲ Buy | Option Exercise | 1,760 | $591K | 5/5/2022 |
| Gary E. Hendrickson | ▲ Buy | Option Exercise | 1,601 | $535K | 5/5/2022 |
| Gary E. Hendrickson | ▲ Buy | Option Exercise | 1,352 | $454K | 5/5/2022 |
| SILVEIRA MICHAEL F | ▼ Sell | Tax Withholding | 59 | $19K | 5/3/2022 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 25 | $8K | 5/3/2022 |
| Jianqing Bennett | ▼ Sell | Tax Withholding | 204 | $62K | 4/5/2022 |
| Aleman Keeley A | ▲ Buy | Grant | 43 | $0 | 3/9/2022 |
| SILVEIRA MICHAEL F | ▲ Buy | Grant | 973 | $0 | 3/1/2022 |
| SILVEIRA MICHAEL F | ▼ Sell | Tax Withholding | 298 | $93K | 3/1/2022 |
| Aleman Keeley A | ▲ Buy | Grant | 807 | $0 | 3/1/2022 |
| Aleman Keeley A | ▼ Sell | Tax Withholding | 246 | $77K | 3/1/2022 |
| Aleman Keeley A | ▼ Sell | Tax Withholding | 3 | $937 | 2/24/2022 |
| Welch Daniel J. | ▼ Sell | Tax Withholding | 34 | $10K | 2/23/2022 |
| Welch Daniel J. | ▼ Sell | Tax Withholding | 22 | $7K | 2/17/2022 |
| Aleman Keeley A | ▼ Sell | Tax Withholding | 6 | $2K | 2/17/2022 |
| Hyde Belinda | ▼ Sell | Tax Withholding | 92 | $0 | 1/11/2022 |
| CONARD EDWARD | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Gary E. Hendrickson | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Pearl S. Huang | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Christopher A. Kuebler | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Flemming Ornskov | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Thomas P. Salice | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Wei Jiang | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| BALLBACH JOHN M | ▲ Buy | Grant | 301 | $0 | 1/3/2022 |
| Linda Baddour | ▲ Buy | Grant | 301 | $110K | 1/3/2022 |
| CONARD EDWARD | ▲ Buy | Option Exercise | 4,000 | $304K | 12/2/2021 |
| CONARD EDWARD | ▼ Sell | Open Market | 4,000 | $1.3M | 12/2/2021 |
| Pratt Jonathan M | ▼ Sell | Tax Withholding | 58 | $0 | 10/11/2021 |
| Aleman Keeley A | ▼ Sell | Tax Withholding | 42 | $0 | 10/11/2021 |
| BALLBACH JOHN M | ▲ Buy | Grant | 78 | $27K | 10/5/2021 |
| Udit Batra | ▼ Sell | Tax Withholding | 1,525 | $0 | 9/1/2021 |