| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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SVP & CTO
1 company
James Anthony O'Neill last filed a Form 4 in April 2025, as SVP & CTO at ENTG. James Anthony O'Neill's net worth is not public. Form 4 filings only show shares in the companies where this person was an insider, as of the last filing.
Our model assigns James Anthony O'Neill a middling insider score of 65/100, based on 8 past trades. Over a 12-month horizon, 75.0% of those trades were profitable, with an average 12-month return of +13.3%.
At the last filing, the largest reported position was 15,704 shares of ENTG. The ENTG filings lean toward selling, a net 26,707 shares.
James Anthony O'Neill has 25 Form 4 filings on record from February 2020 to April 2025, all as SVP & CTO at Entegris (ENTG), 2020–2025.
The 44 reported transactions were 11 open-market sales, 10 tax withholdings, 9 stock awards and 6 option or other derivative awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 8 sales worth about $3.1M.
The largest open-market sale was 6,761 shares of ENTG at an average $133.50 on May 23, 2024, about $903K. Twelve months later ENTG was down 44%.
All 3 sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.
Shares as reported in the last Form 4 for each company; the most recent is from April 2025. Values use today's prices. Any trades after the last filing were not reported, so current holdings may differ.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| May 23, 2024 | ENTG Entegris Inc | SVP & CTO | Sale+OE10b5-1 | 6,761 | $133.50 | $902,593.50 | -33.1% | -10.1% | -43.6% | |
| Aug 21, 2023 | ENTG Entegris Inc | SVP & CTO | Sell10b5-1 | 1,918 | $95.00 | $182,210.00 | -12.3% | +7.5% | +14.4% | |
| May 11, 2023 | ENTG Entegris Inc | SVP & CTO | Sale+OE10b5-1 | 4,845 | $90.72 | $439,538.40 | -23.7% | +7.0% | +40.8% | |
| Jun 2, 2022 | ENTG Entegris Inc | SVP & CTO | Sale+OE | 3,297 | $115.00 | $379,155.00 | -17.9% | -17.7% | -5.9% | |
| Dec 1, 2021 | ENTG Entegris Inc | SVP & CTO | Sell | 1,025 | $147.32 | $151,003.00 | -6.2% | -17.2% | -48.4% | |
| Oct 18, 2021 | ENTG Entegris Inc | SVP & CTO | Sell | 1,500 | $129.27 | $193,905.00 | -8.3% | -1.6% | -40.7% | |
| Aug 30, 2021 | ENTG Entegris Inc | SVP & CTO | Sell | 1,000 | $120.99 | $120,990.00 | -5.2% | +28.3% | -20.3% | |
| Apr 7, 2021 | ENTG Entegris Inc | SVP & CTO | Sale+OE | 6,361 | $118.67 | $754,859.87 | -24.9% | -0.6% | -3.0% |