Okey Stephanie Insider Trading Activity
Okey Stephanie has been net-selling over the last 12 months with 0 purchases and 4 sales across 2 different companies.
PTCT is the most-traded position with 3 trades. The largest single transaction was a sale of PTCT for $980K on Mar 10, 2026.
Performance Scorecard
Forward stock performance after each transaction by Okey Stephanie. 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 | — | -1.2% | 25% | 4 |
| 90 days | — | -0.6% | 25% | 4 |
| 120 days | — | -21.3% | 25% | 4 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
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Top Companies Traded
Other insiders at PTC THERAPEUTICS, INC.
9 other tracked filers at PTCT.