Blachier Olivier Insider Trading Activity
Blachier Olivier has been net-selling over the last 12 months with 0 purchases and 7 sales across 1 company.
ENTG is the most-traded position with 7 trades. The largest single transaction was a sale of ENTG for $321K on Aug 14, 2026.
Performance Scorecard
Forward stock performance after each transaction by Blachier Olivier. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -2.7% | 50% | 6 |
| 90 days | — | -18.0% | 50% | 6 |
| 120 days | — | -31.9% | 0% | 5 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersENTG · ENTEGRIS INC
🔒 Subscribe to see trade entries
Pro members see exactly when Blachier Olivier bought and sold ENTG.
Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Aug 14, 2026 | ENTG | Sell | 2,000 | $160.66 | $321K | −5.4% | President | |
May 14, 2026 | ENTG | Sell | 2,000 | $140.04 | $280K | −5.4% | VP | |
Apr 7, 2026 | ENTG | Sell | 275 | $115.57 | $32K | −0.8% | VP | |
Feb 20, 2026 | ENTG | Sell | 1,064 | $131.49 | $140K | −3.4% | VP | |
Feb 20, 2026 | ENTG | Sell | 206 | $131.49 | $27K | −0.7% | VP | |
Feb 20, 2026 | ENTG | Sell | 394 | $131.49 | $52K | −1.3% | VP | |
Nov 17, 2025 | ENTG | Sell | 488 | $77.43 | $38K | −3.3% | VP |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| ENTG | ENTEGRIS INC | 7 | $890K |
Other insiders at ENTEGRIS INC
5 other tracked filers at ENTG.