Loeillot Olivier Insider Trading Activity
Loeillot Olivier has been net-selling over the last 12 months with 0 purchases and 6 sales across 1 company.
RGEN is the most-traded position with 6 trades. The largest single transaction was a sale of RGEN for $1.2M on Nov 25, 2025.
Performance Scorecard
Forward stock performance after each transaction by Loeillot 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 | — | +7.0% | 67% | 3 |
| 90 days | — | +8.2% | 50% | 2 |
| 120 days | — | +3.4% | 50% | 2 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersRGEN · REPLIGEN CORP
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Oct 5, 2026 | RGEN | Sell | 1,333 | $178.75 | $238K | −2.8% | CEO | |
Oct 5, 2026 | RGEN | Sell | 4,202 | $190.00 | $798K | −8.4% | CEO | |
Sep 21, 2026 | RGEN | Sell | 5,426 | $180.00 | $977K | −10.1% | CEO | |
Aug 20, 2026 | RGEN | Sell | 5,426 | $180.00 | $977K | −9.1% | CEO | |
Apr 21, 2026 | RGEN | Sell | 3,832 | $140.00 | $536K | −6.6% | CEO | |
Nov 25, 2025 | RGEN | Sell | 7,041 | $170.00 | $1.2M | −16.4% | CEO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| RGEN | REPLIGEN CORP | 6 | $4.7M |
Other insiders at REPLIGEN CORP
1 other tracked filer at RGEN.