Blachier Olivier Insider Trading Activity
Blachier Olivier has been net-selling over the last 12 months with 0 purchases and 6 sales across 1 company.
ENTG is the most-traded position with 6 trades. The largest single transaction was a sale of ENTG for $280K on May 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 | — | +0.0% | 60% | 5 |
| 90 days | — | -16.8% | 75% | 4 |
| 120 days | — | -49.9% | 0% | 1 |
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
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| ENTG | ENTEGRIS INC | 6 | $568K |
Other insiders at ENTEGRIS INC
5 other tracked filers at ENTG.