David Portnoy Insider Trading Activity
David Portnoy has been net-buying over the last 12 months with 23 purchases and 0 sales across 1 company.
CCEL is the most-traded position with 23 trades. The largest single transaction was a purchase of CCEL for $49K on Aug 26, 2025.
Performance Scorecard
Forward stock performance after each transaction by David Portnoy. 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 | +2.0% | — | 65% | 23 |
| 90 days | -7.3% | — | 9% | 23 |
| 120 days | -19.4% | — | 0% | 23 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersCCEL · CRYO CELL INTERNATIONAL INC
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Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Sep 18, 2025 | CCEL | Buy | 3,411 | $4.46 | $15K | +0.4% | CEO | |
Sep 18, 2025 | CCEL | Buy | 1,751 | $4.49 | $8K | +1.1% | CEO | |
Sep 17, 2025 | CCEL | Buy | 5,564 | $4.43 | $25K | +0.7% | CEO | |
Sep 16, 2025 | CCEL | Buy | 6,449 | $4.46 | $29K | +0.8% | CEO | |
Sep 10, 2025 | CCEL | Buy | 7,200 | $4.48 | $32K | +4.7% | CEO | |
Sep 10, 2025 | CCEL | Buy | 11,035 | $4.40 | $49K | +4.3% | CEO | |
Sep 10, 2025 | CCEL | Buy | 4,817 | $4.47 | $22K | +4.7% | CEO | |
Sep 10, 2025 | CCEL | Buy | 7,178 | $4.42 | $32K | +0.9% | CEO | |
Sep 10, 2025 | CCEL | Buy | 2,087 | $4.48 | $9K | +3.8% | CEO | |
Sep 9, 2025 | CCEL | Buy | 4,815 | $4.49 | $22K | +1.9% | CEO | |
Sep 9, 2025 | CCEL | Buy | 156 | $4.48 | $698.88 | +1.4% | CEO | |
Sep 9, 2025 | CCEL | Buy | 185 | $4.49 | $830.65 | +1.6% | CEO | |
Sep 8, 2025 | CCEL | Buy | 5,271 | $4.31 | $23K | +2.1% | CEO | |
Aug 27, 2025 | CCEL | Buy | 6,218 | $4.44 | $28K | +2.6% | CEO | |
Aug 27, 2025 | CCEL | Buy | 7,860 | $4.42 | $35K | +5.0% | CEO | |
Aug 26, 2025 | CCEL | Buy | 11,101 | $4.44 | $49K | +7.6% | CEO | |
Aug 25, 2025 | CCEL | Buy | 5,000 | $4.65 | $23K | +3.6% | CEO | |
Aug 25, 2025 | CCEL | Buy | 4,500 | $4.65 | $21K | +3.3% | CEO | |
Aug 19, 2025 | CCEL | Buy | 885 | $4.37 | $4K | +0.7% | CEO | |
Aug 18, 2025 | CCEL | Buy | 9,327 | $4.37 | $41K | +7.4% | CEO | |
Aug 15, 2025 | CCEL | Buy | 2,671 | $4.50 | $12K | +2.2% | CEO | |
Aug 15, 2025 | CCEL | Buy | 6,418 | $4.43 | $28K | +2.8% | CEO | |
Aug 14, 2025 | CCEL | Buy | 5,826 | $4.17 | $24K | +5.0% | CEO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| CCEL | CRYO CELL INTERNATIONAL INC | 23 | $531K |