| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | Executive Chair | President & CEO
3 companies
Bertrand Loy is Executive Chair at ENTG and has filed Form 4s across 3 companies. From June 2015 to August 2026, the filings on record show 6 open-market purchases and 14 sales. Bertrand Loy's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $35.4M at current prices.
Historically, Bertrand Loy's trades have earned a middling insider score of 69/100 across 22 rated trades. Over a 12-month horizon, all 16 of those trades were profitable, with an average 12-month return of +21.2%.
The biggest single holding is ENTG (~$34.8M) as Executive Chair. The ENTG filings lean toward selling, a net 1,510,837 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 11, 2021 | ENTG Entegris Inc | President & CEO | Sell | 23,710 | $116.66 | $2,766,023.58 | -100% | +27.8% | -12.2% | |
| Aug 10, 2021 | ENTG Entegris Inc | President & CEO | Sell | 139,806 | $120.81 | $16,890,401.79 | -85.5% | +23.4% | -13.6% | |
| Aug 4, 2021 | ENTG Entegris Inc | President & CEO | Sell | 56,178 | $125.44 | $7,046,766.51 | -26.8% | +16.2% | -14.3% | |
| Apr 14, 2021 | ENTG Entegris Inc | President & CEO | Sell | 300,000 | $118.58 | $35,574,779.25 | -59.9% | -0.2% | -6.4% | |
| Apr 5, 2021 | ENTG Entegris Inc | President & CEO | Sale+OE | 300,444 | $120.69 | $36,259,782.25 | -37.5% | -2.1% | -2.3% | |
| Jul 31, 2020 | ENTG Entegris Inc | President & CEO | Sale+OE | 118,520 | $71.80 | $8,509,145.31 | -17.0% | - | - | |
| Jul 27, 2020 | ENTG Entegris Inc | President & CEO | Sale+OE | 75,943 | $69.64 | $5,288,892.18 | -12.4% | - | - | |
| Nov 13, 2019 | HBIO Harvard Bioscience Inc | Director | Buy | 36,150 | $2.56 | $92,685.98 | +23.0% | - | - | |
| Sep 13, 2019 | HBIO Harvard Bioscience Inc | Director | Buy | 34,259 | $3.05 | $104,534.61 | +27.8% | - | - | |
| Feb 22, 2018 | ENTG Entegris Inc | President & CEO | Sale+OE | 175,000 | $33.48 | $5,859,159.32 | -24.3% | - | - |