Form 4: Ceribell CTO Sells Shares
Insider Transaction (Form 4)
Raymond Woo, Chief Technology Officer of Ceribell, Inc., sold 4,887 shares of common stock on September 8, 2026 for $24.33 per share.
Summary
- Option exercise/conversion: acquired 8,389 Common Stock at $2.24 ($18,791) on September 8, 2026; holds 203,118 after (Direct).
- Option exercise/conversion: acquired 4,864 Common Stock at $3.65 ($17,754) on September 8, 2026; holds 207,982 after (Direct).
- Option exercise/conversion: acquired 23 Common Stock at $4.70 ($108) on September 8, 2026; holds 208,005 after (Direct).
- Open-market sale: disposed of 4,887 Common Stock at $24.33 ($118,901) on September 8, 2026; holds 203,118 after (Direct).
- Option exercise/conversion: disposed of 8,389 Stock Option (Right to Buy) on September 8, 2026 (Direct).
- Option exercise/conversion: disposed of 4,864 Stock Option (Right to Buy) on September 8, 2026; holds 53,501 after (Direct).
- Option exercise/conversion: disposed of 23 Stock Option (Right to Buy) on September 8, 2026; holds 19,044 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $118,901 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Raymond Woo — Officer (Chief Technology Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-08 | Option exercise/conversion | Common Stock | 8,389 | $2 | $18.8K | 203,118 |
| 2026-09-08 | Option exercise/conversion | Common Stock | 4,864 | $4 | $17.8K | 207,982 |
| 2026-09-08 | Option exercise/conversion | Common Stock | 23 | $5 | $108 | 208,005 |
| 2026-09-08 | Open-market sale | Common Stock | 4,887 | $24 | $118.9K | 203,118 |
| 2026-09-08 | Option exercise/conversion | Stock Option (Right to Buy) | 8,389 | — | — | 0 |
| 2026-09-08 | Option exercise/conversion | Stock Option (Right to Buy) | 4,864 | — | — | 53,501 |
| 2026-09-08 | Option exercise/conversion | Stock Option (Right to Buy) | 23 | — | — | 19,044 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-08 | Option exercise/conversion (8,389 shares) |
| 2026-09-08 | Option exercise/conversion (4,864 shares) |
| 2026-09-08 | Option exercise/conversion (23 shares) |
| 2026-09-08 | Open-market sale (4,887 shares) |
| 2026-09-08 | Option exercise/conversion (8,389 shares) |
| 2026-09-08 | Option exercise/conversion (4,864 shares) |
| 2026-09-08 | Option exercise/conversion (23 shares) |
Keywords
insider transaction, Form 4, CBLL, Ceribell, Inc., bearish, Raymond Woo
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