Blumberg Scott Insider Trading Activity
Blumberg Scott has been net-selling over the last 12 months with 0 purchases and 5 sales across 1 company.
CBLL is the most-traded position with 5 trades. The largest single transaction was a sale of CBLL for $414K on Dec 22, 2025.
Performance Scorecard
Forward stock performance after each transaction by Blumberg Scott. 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 | — | -2.5% | 20% | 5 |
| 90 days | — | +8.4% | 100% | 4 |
| 120 days | — | +2.0% | 100% | 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 MarkersCBLL · Ceribell, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 21, 2026 Filed 3d late | CBLL | Sell | 1,387 | $18.00 | $25K | −0.9% | CFO | |
Feb 23, 2026 | CBLL | Sell | 808 | $19.79 | $16K | −0.7% | CFO | |
Dec 22, 2025 Filed 5d late | CBLL | Sell | 4,752 | $21.00 | $100K | −3.8% | CFO | |
Dec 22, 2025 Filed 5d late | CBLL | Sell | 11,529 | $21.00 | $242K | −8.8% | CFO | |
Dec 22, 2025 Filed 5d late | CBLL | Sell | 19,719 | $21.00 | $414K | −14.2% | CFO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| CBLL | Ceribell, Inc. | 5 | $797K |
Other insiders at Ceribell, Inc.
5 other tracked filers at CBLL.