On August 28, 2024, Butterfly Network, Inc. filed an amendment to its Schedule 13D with the SEC, detailing changes in ownership by Jonathan M. Rothberg, Ph.D., and associated entities. The filing indicates that Dr. Rothberg, along with 4C Holdings I, LLC through V, LLC, collectively hold significant shares of both Class A and Class B common stock of Butterfly Network. Dr. Rothberg personally holds 8,866,114 shares of Class A and 26,426,937 shares of Class B common stock, with additional shares held by entities for his children's benefit and by his spouse. The filing also reports the termination of a Rule 10b5-1 trading plan for entities owned by trusts for Dr. Rothberg's children, with no sales having occurred under the plan. Furthermore, a direct sale of 952,277 shares of Class A common stock was made by 1997 JMR Trust Common, LLC to an affiliated party for estate planning purposes at $0.9751 per share. The filing underscores Dr. Rothberg's role as the sole manager of the 4C Holdings entities and his significant influence over the company.

On August 28, 2024, Butterfly Network, Inc. filed an amendment to its Schedule 13D with the SEC, detailing changes in ownership by Jonathan M. Rothberg, Ph.D., and associated entities. The filing indicates that Dr. Rothberg, along with 4C Holdings I, LLC through V, LLC, collectively hold significant shares of both Class A and Class B common stock of Butterfly Network. Dr. Rothberg personally holds 8,866,114 shares of Class A and 26,426,937 shares of Class B common stock, with additional shares held by entities for his children's benefit and by his spouse. The filing also reports the termination of a Rule 10b5-1 trading plan for entities owned by trusts for Dr. Rothberg's children, with no sales having occurred under the plan. Furthermore, a direct sale of 952,277 shares of Class A common stock was made by 1997 JMR Trust Common, LLC to an affiliated party for estate planning purposes at $0.9751 per share. The filing underscores Dr. Rothberg's role as the sole manager of the 4C Holdings entities and his significant influence over the company.