Form 4: Butterfly Network Director Sells Shares

Jonathan M. Rothberg, a Director and 10% owner of Butterfly Network, Inc., sold over 100,000 Class A Common Stock shares as part of a pre-arranged 10b5-1 trading plan for estate planning.

Summary

• Jonathan M. Rothberg, a Director and 10% owner of Butterfly Network, Inc. (BFLY), reported sales of Class A Common Stock.
• On December 4, 2025, Rothberg sold 64,198 shares at a weighted average price of $3.076 per share.
• On December 5, 2025, Rothberg sold an additional 37,598 shares at a weighted average price of $3.0744 per share.
• These transactions were executed under a Rule 10b5-1 trading plan established on March 5, 2025, for estate planning purposes.
• Following these sales, Rothberg directly owns 2,880,252 shares of Class A Common Stock and indirectly holds significant amounts of Class A and Class B Common Stock through various entities.

Sentiment

Score: 5

Explanation: Neutral to slightly negative. While the sales are pre-planned for estate purposes, insider selling can still be perceived as a lack of confidence by some investors, even if it's routine. The 10b5-1 plan mitigates the negative impact significantly.

Positives

• The sales were conducted under a pre-arranged Rule 10b5-1 trading plan, indicating a planned and not reactive transaction.
• The plan was adopted for estate planning purposes, suggesting a personal financial management strategy rather than a negative outlook on the company.

Negatives

• Insider selling, even when pre-planned, can sometimes be perceived negatively by the market as it reduces an insider's direct stake in the company.

Future Outlook

No forward-looking statements or guidance are provided in this Form 4.

Industry Context

This Form 4 filing is specific to an individual's stock transactions and does not provide information relevant to broader industry trends or competitors.

Stakeholder Impact

• Shareholders: May interpret the insider selling as a slight negative signal, though mitigated by the 10b5-1 plan and estate planning reason.
• Employees, Customers, Suppliers, Creditors: No direct impact from this specific filing.

Key Dates

Recommendation

The insider sales by a director and 10% owner, while significant in volume, were conducted under a pre-arranged 10b5-1 plan for estate planning. This context suggests the sales are not indicative of a change in the insider's view of the company's fundamental prospects. Therefore, the filing itself does not provide a strong signal for a 'buy' or 'sell' recommendation, leading to a 'hold' stance based solely on this information.

Keywords

Butterfly Network, BFLY, Jonathan Rothberg, Insider Trading, Form 4, Stock Sale, 10b5-1 Plan, Estate Planning, Director, 10% Owner