Woo Raymond 4

4 · Ceribell, Inc. · Filed Feb 4, 2026

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Updated Feb 4, 2026

Ceribell (CBLL) CTO Raymond Woo Exercises Options, Sells 11,112 Shares

What Happened

Raymond Woo, Chief Technology Officer of Ceribell, exercised options to acquire a total of 11,112 shares on Feb 2, 2026 and sold those shares the same day in open-market transactions. Exercise cash paid (sum of reported acquisition prices) was $48,606; gross sale proceeds were about $228,375, implying net proceeds of roughly $179,769 before taxes/fees.
The exercises and sales were reported as multiple transactions: 1,472 shares (exercise cost $2.24/share; sale price weighted ~$20.57), 3,025 shares (exercise $4.70; sale ~$20.57), and 6,615 shares (exercise $4.70; sale ~$20.54). The filing also lists derivative dispositions at $0 that reflect conversion/cancellation of the derivative instruments upon exercise.

Key Details

Transaction date: February 2, 2026; Form 4 filed February 4, 2026 (covers the Feb 2 transactions).
Prices: weighted average sale prices reported (per line) ~ $20.57, $20.57 and $20.54; sales occurred at prices ranging from $20.08 to $21.01 (per footnote).
Shares involved: 11,112 shares exercised and sold in total.
Cash flow: ~ $48,606 paid to exercise options; ~ $228,375 received from sales; net ~ $179,769 before taxes/fees.
Shares owned after transaction: not specified in the provided filing excerpt.
Notable footnotes:
- Transactions were effected pursuant to a Rule 10b5-1 trading plan adopted May 28, 2025 (footnote F2).
- Footnote F1 notes 300 shares were acquired under the issuer’s Employee Stock Purchase Plan on Jan 30, 2026.
- Footnote F3: reported sale prices are weighted averages; sales executed across $20.08–$21.01.
- Footnotes F4–F6 describe vesting status/schedules of the options (some options fully vested/vest monthly from April 1, 2023).
Filing timeliness: Form filed Feb 4 for Feb 2 transactions; no late-filing flag included in the provided excerpt.

Context

This was effectively a cashless exercise: options were exercised and the acquired shares were sold the same day in open-market transactions, producing gross sale proceeds significantly above exercise costs.
The use of a 10b5-1 plan indicates the sales were scheduled under a pre-established trading plan (limits inference about timing choice).
These transactions are executive-level option exercises and routine monetization of equity rather than an outside investor buying/selling stock.

Form 4

Period: 2026-02-02

Chief Technology Officer

Transactions

Exercise/Conversion
Common Stock
[F2][F1]
2026-02-02$2.24/sh+1,472$3,297→ 169,089 total
Sale
Common Stock
[F2][F3]
2026-02-02$20.57/sh−1,472$30,279→ 167,617 total
Exercise/Conversion
Common Stock
[F2]
2026-02-02$4.70/sh+3,025$14,218→ 170,642 total
Sale
Common Stock
[F2][F3]
2026-02-02$20.57/sh−3,025$62,224→ 167,617 total
Exercise/Conversion
Common Stock
[F2]
2026-02-02$4.70/sh+6,615$31,091→ 174,232 total
Sale
Common Stock
[F2][F3]
2026-02-02$20.54/sh−6,615$135,872→ 167,617 total
Exercise/Conversion
Stock Option (Right to Buy)
[F2][F4]
2026-02-02−1,472→ 12,802 total
Exercise: $2.24Exp: 2029-06-10→ Common Stock (1,472 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
[F2][F5]
2026-02-02−3,025→ 41,771 total
Exercise: $4.70Exp: 2033-02-16→ Common Stock (3,025 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
[F2][F6]
2026-02-02−6,615→ 38,908 total
Exercise: $4.70Exp: 2033-02-16→ Common Stock (6,615 underlying)

Footnotes (6)

[F1]Includes 300 shares acquired under the Issuer's Employee Stock Purchase Plan on January 30, 2026.
[F2]The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 28, 2025.
[F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.08 to $21.01, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased or sold, as applicable, at each separate price within the ranges set forth in this footnote.
[F4]The stock option is fully vested and currently exercisable.
[F5]The option vests with respect to 1/48 of the shares subject thereto on each monthly anniversary of April 1, 2023, subject to the Reporting Person's continued employment or service relationship with the Issuer on each such vesting date.
[F6]The option vests with respect to 1/24 of the shares subject thereto on each monthly anniversary of April 1, 2023, subject to the Reporting Person's continued employment or service relationship with the Issuer on each such vesting date.

Signature

/s/ Louisa Daniels, Attorney-in-Fact for Raymond Woo|2026-02-04

1 file