Form 4: Ceribell Director Sells 25,000 Shares Under 10b5-1 Plan

Ceribell Inc. Director Josef Parvizi sold 25,000 shares of common stock at a weighted average price of $21.49 per share, executed under a Rule 10b5-1 trading plan.

Summary

• Josef Parvizi, a Director of Ceribell, Inc. (CBLL), sold 25,000 shares of common stock.
• The transaction occurred on December 15, 2025, at a weighted average price of $21.49 per share.
• The shares were sold in multiple transactions ranging from $21.00 to $21.92 per share.
• The sale was executed pursuant to a pre-arranged Rule 10b5-1 trading plan.
• Following the transaction, Josef Parvizi indirectly beneficially owns 772,652 shares through the Josef Parvizi Trust, 907,911 shares through the Innovation ACP Trust, and 369,088 shares through the ACP 2021 Trust.

Sentiment

Score: 4

Explanation: The sale of shares by a director, even under a pre-planned Rule 10b5-1 trading plan, can be perceived as a slightly negative signal by the market, though the pre-planning mitigates concerns about immediate insider sentiment.

Positives

• The transaction was executed under a Rule 10b5-1 trading plan, indicating it was pre-scheduled and not based on immediate, undisclosed material information.

Negatives

• A director selling shares can be perceived by the market as a lack of confidence, even if the sale is pre-planned.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Management Comments

• The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

Industry Context

This Form 4 filing reports an individual insider transaction and does not provide broader industry context or trends.

Related Party Transactions

• Josef Parvizi indirectly beneficially owns shares through the Josef Parvizi Trust, of which he is the sole trustee.
• Josef Parvizi indirectly beneficially owns shares through the Innovation ACP Trust, of which he is a co-trustee.
• Josef Parvizi indirectly beneficially owns shares through the ACP 2021 Trust, of which he is a co-trustee.

Stakeholder Impact

• Shareholders may interpret the director's sale of shares as a slightly negative signal, potentially influencing investor sentiment.

Key Dates

Recommendation

The sale of 25,000 shares by a director, while a reduction in insider holdings, was executed under a Rule 10b5-1 trading plan, indicating it was pre-scheduled and not necessarily a reaction to new, undisclosed negative information. This mitigates the typical negative sentiment associated with insider sales, suggesting a 'hold' recommendation as it doesn't provide a strong signal for either buying or selling based solely on this transaction.

Keywords

Ceribell, CBLL, Josef Parvizi, Director, Stock Sale, Insider Transaction, Form 4, SEC Filing, 10b5-1 Plan