Blachier Olivier (CIK 1891661) reported 21 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-18). Recent activity: Buy ENTG (2,000 shares), Sell ENTG (2,000 shares), Sell ENTG (275 shares), Sell ENTG (643 shares), Buy ENTG (6,318 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-18 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 2,000 | $161,420 |
| 2026-05-18 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 2,000 | $280,080 |
| 2026-04-08 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 275 | $31,782 |
| 2026-04-06 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 643 | $74,845 |
| 2026-04-02 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 6,318 | $0 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 3,011 | $0 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 884 | $117,280 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 500 | $66,335 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 206 | $27,087 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 1,064 | $139,905 |
| 2026-02-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 394 | $51,807 |
| 2026-02-17 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 15,278 | $0 |
| 2025-11-18 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 445 | $34,835 |
| 2025-11-18 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 488 | $37,786 |
| 2025-05-23 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 275 | $19,860 |
| 2025-04-08 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 229 | $14,974 |
| 2025-04-03 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 4,524 | $0 |
| 2025-02-24 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 500 | $53,995 |
| 2025-02-24 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 984 | $106,272 |
| 2025-02-21 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Buy | 1,086 | $0 |
| 2025-02-21 | ENTEGRIS INC (ENTG) | SVP, Chief Strategy Officer | Sell | 319 | $34,449 |
Source: SEC Form 4 filings · as of 2026-05-18