LOY BERTRAND (CIK 1197452) reported 33 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-20). Recent activity: Buy ENTG (44,138 shares), Sell ENTG (44,138 shares), Buy ENTG (17,396 shares), Sell ENTG (17,396 shares), Sell ENTG (9,868 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-20 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 44,138 | $4.3M |
| 2026-04-20 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 44,138 | $6.4M |
| 2026-04-16 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 17,396 | $1.7M |
| 2026-04-16 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 17,396 | $2.4M |
| 2026-04-06 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 9,868 | $1.1M |
| 2026-04-02 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 19,628 | $0 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 46,522 | $6.4M |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 6,955 | $977,108 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 2,783 | $393,655 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 100 | $14,219 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 47,611 | $6.6M |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 2,067 | $287,602 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 9,838 | $965,206 |
| 2026-02-26 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 3,800 | $526,566 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 34,624 | $0 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 15,149 | $2.0M |
| 2026-02-23 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 8,130 | $1.1M |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 65,250 | $3.6M |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 200 | $23,192 |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 2,412 | $282,662 |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 9,292 | $1.1M |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 16,424 | $2.0M |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 34,522 | $4.2M |
| 2026-02-04 | ENTEGRIS INC (ENTG) | Executive Chair | Sell | 2,400 | $290,184 |
| 2025-12-03 | ENTEGRIS INC (ENTG) | Executive Chair | Buy | 57,570 | $1.9M |
Source: SEC Form 4 filings · as of 2026-04-20