Diperna Dino Insider Trading Activity
Diperna Dino has been net-selling over the last 12 months with 0 purchases and 6 sales across 1 company.
CIEN is the most-traded position with 6 trades. The largest single transaction was a sale of CIEN for $711K on Apr 15, 2026.
Performance Scorecard
Forward stock performance after each transaction by Diperna Dino. 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 | — | -14.8% | 0% | 6 |
| 90 days | — | -74.2% | 0% | 4 |
| 120 days | — | -111.5% | 0% | 4 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersCIEN · CIENA CORP
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Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| CIEN | CIENA CORP | 6 | $2.3M |
Other insiders at CIENA CORP
6 other tracked filers at CIEN.