SCHEDULE: Butterfly Network: Rothberg Amends Stake Filing

Jonathan M. Rothberg and associated entities have filed an amendment to their Schedule 13D, detailing recent stock transactions and beneficial ownership of Butterfly Network, Inc.

Summary

• This filing is an amendment (Amendment No. 11) to a Schedule 13D, updating information regarding beneficial ownership of Butterfly Network, Inc. (the "Issuer").
• The amendment details transactions conducted by reporting persons, including Jonathan M. Rothberg and various "4C Holdings" entities, between July 17, 2026, and July 21, 2026.
• These transactions were part of estate planning and executed under a Rule 10b5-1 trading plan.
• Specifically, significant amounts of Class B common stock were sold and automatically converted to Class A common stock upon sale.
• The filing also provides updated beneficial ownership figures for both Class A and Class B common stock held by the reporting persons.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this filing as neutral, as it primarily reports on past transactions and ownership adjustments rather than new strategic initiatives or financial performance.

Positives

• Transactions were conducted under a Rule 10b5-1 trading plan, indicating pre-planned and potentially less market-disruptive sales.
• The sales are described as part of estate planning, which can be a normal and strategic corporate action.
• Class B common stock automatically converted to Class A common stock upon sale, simplifying the share structure for these transactions.

Negatives

• A total of 3,126,453 shares of Class B common stock were sold between July 17 and July 21, 2026, representing a notable disposition of shares.
• The sales occurred at prices ranging from $6.5959 to $6.7359 per share, indicating a specific market valuation during the transaction period.

Risks

• While not explicitly stated as a risk, significant stock sales by a major beneficial owner could be interpreted by the market as a lack of confidence or a need for liquidity, potentially impacting share price.
• The reliance on Rule 10b5-1 plans suggests a structured approach to selling, but the volume of sales could still influence market perception.

Future Outlook

The filing does not contain specific forward-looking statements or guidance from the company itself, but rather details past transactions and ownership structures.

Management Comments

• "All transactions below were effected by the Reporting Persons in connection with estate planning and pursuant to a Rule 10b5-1 trading plan entered into on March 13, 2026."
• "In accordance with its terms, the Class B common stock automatically converted into Class A common stock, on a one-to-one basis, upon sale."

Industry Context

StockSavvy.ai notes that Schedule 13D filings are crucial for tracking significant ownership changes in public companies. Amendments like this one provide transparency into the actions of major shareholders, which can influence investor sentiment and market dynamics within the medical technology sector.

Related Party Transactions

• The transactions involve entities (4C Holdings I-V, LLC) managed by Jonathan M. Rothberg, indicating related party dealings in the context of stock sales.

Stakeholder Impact

• Shareholders: May observe changes in the concentration of ownership and potentially react to the volume of shares sold by a significant holder.
• Management: The sales are attributed to estate planning and a trading plan, suggesting these are strategic decisions by a major shareholder.
• Creditors: No direct impact indicated by this filing.

Next Steps

• Continued monitoring of Butterfly Network, Inc. for further ownership changes or corporate announcements.
• Analysis of the impact of these sales on the company's stock liquidity and investor perception.

Key Dates

Recommendation

This filing is an amendment to a Schedule 13D, detailing stock transactions by a major beneficial owner for estate planning purposes. It does not provide new operational or financial performance data for Butterfly Network, Inc. Therefore, a 'hold' recommendation is appropriate, suggesting investors maintain their current position pending more substantive company-specific news or financial reports.

Keywords

Butterfly Network, Schedule 13D, Jonathan M. Rothberg, Beneficial Ownership, Stock Transactions, Class A Common Stock, Class B Common Stock, Rule 10b5-1