John A. Ornell serves as Executive at WATERS CORP /DE/, where they oversee executive responsibilities. Since joining the company, John A. Ornell has executed 57 insider transactions totaling $54.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 6, 2025 involved selling 6,233 shares valued at $243.1K.
John A. Ornell currently holds 35,212 shares of WATERS CORP /DE/ (WAT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John A. Ornell has been a net seller of WAT stock. They have purchased $0 and sold $54.1M worth of shares.
John A. Ornell's most recent insider trade was on Nov 6, 2025, when they sold 6,233 shares at $39.00 per share.
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| $24.00 |
| Discretionary |
| Jan 5, 2024 | BRKR | $0 | Award | 2,377 | $N/A | Discretionary |
| Jan 5, 2023 | BRKR | $0 | Award | 1,970 | $N/A | Discretionary |
| Jan 5, 2022 | BRKR | $0 | Award | 1,841 | $N/A | Discretionary |
| Jan 5, 2021 | BRKR | $0 | Award | 2,302 | $N/A | Discretionary |
| Jan 6, 2020 | BRKR | $0 | Award | 2,472 | $N/A | Discretionary |
| Jan 7, 2019 | BRKR | $0 | Award | 4,134 | $N/A | Discretionary |
| Jan 5, 2018 | BRKR | $0 | Award | 3,474 | $N/A | Discretionary |
| Jan 5, 2017 | BRKR | $0 | Award | 4,577 | $N/A | Discretionary |
| Dec 6, 2013 | WAT | $250.0K | Award | 2,546 | $98.21 | Discretionary |
| Nov 21, 2013 | WAT | $0 | Gift | 5,058 | $N/A | Discretionary |
| Oct 24, 2013 | WAT | $1.9M | Option Exercise | 24,000 | $79.05 | Discretionary |
| Oct 24, 2013 | WAT | $3.2M | Sale | 32,000 | $101.10 | Discretionary |
| Oct 24, 2013 | WAT | $3.0M | Sale | 30,000 | $100.91 | Discretionary |
| Oct 24, 2013 | WAT | $3.4M | Sale | 34,000 | $101.07 | Discretionary |
| Oct 24, 2013 | WAT | $949.8K | Option Exercise | 12,000 | $79.15 | Discretionary |
| Oct 24, 2013 | WAT | $1.2M | Sale | 12,000 | $100.92 | Discretionary |
| Oct 24, 2013 | WAT | $2.6M | Option Exercise | 34,000 | $77.94 | Discretionary |
| Oct 24, 2013 | WAT | $2.4M | Sale | 24,000 | $100.91 | Discretionary |
| Oct 24, 2013 | WAT | $1.8M | Option Exercise | 30,000 | $59.44 | Discretionary |
| Oct 24, 2013 | WAT | $2.0M | Option Exercise | 40,000 | $49.31 | Discretionary |
| Oct 24, 2013 | WAT | $4.0M | Sale | 40,000 | $100.96 | Discretionary |
| Oct 24, 2013 | WAT | $1.3M | Option Exercise | 32,000 | $41.20 | Discretionary |
| Apr 29, 2011 | WAT | $3.9M | Sale | 40,000 | $97.86 | Discretionary |
| Apr 29, 2011 | WAT | $855.6K | Option Exercise | 40,000 | $21.39 | Discretionary |
| Apr 29, 2011 | WAT | $1.6M | Option Exercise | 40,000 | $38.99 | Discretionary |
| Apr 29, 2011 | WAT | $2.4M | Option Exercise | 50,000 | $47.12 | Discretionary |
| Apr 29, 2011 | WAT | $4.9M | Sale | 50,000 | $97.77 | Discretionary |
| Apr 29, 2011 | WAT | $2.0M | Sale | 20,398 | $97.98 | Discretionary |