Welcome to our dedicated page for Butterfly Network SEC filings (Ticker: BFLY), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Butterfly Network, Inc. filings document the formal disclosures of a public digital health company built around Ultrasound-on-Chip devices, ultrasound software and AI. Recent 8-K reports furnish quarterly and annual results, business updates, material agreements, executive and director matters, and listing-status notices affecting securities issued in connection with its prior business combination with Longview Acquisition Corp.
Proxy materials describe annual meeting proposals, director elections, auditor ratification and executive-compensation votes. Other filings cover the company’s Class A common stock, public warrants, capital structure and governance, including the NYSE Form 25 record for removal of the warrants from listing and registration, while operating disclosures address point-of-care ultrasound and Butterfly Embedded licensing activity.
BlackRock, Inc. filed an amended Schedule 13G reporting a significant ownership position in Butterfly Network, Inc. Class A Stock. BlackRock reports beneficial ownership of 18,274,786 shares, representing 7.8% of the outstanding Class A shares.
BlackRock has sole voting power over 17,935,248 shares and sole dispositive power over all 18,274,786 shares, with no shared voting or dispositive power. Various underlying clients have rights to dividends or sale proceeds, but no single client holds more than five percent of Butterfly Network’s outstanding common shares.
Butterfly Network, Inc. director Dr. Jonathan M. Rothberg reported that LLC and trust entities he manages sold 659,913 shares of Class B common stock on 2026-07-22 at a weighted average price of $6.4698 per share, with trades from $6.355 to $6.78. The Class B shares automatically converted into Class A on a one-for-one basis upon sale and were sold under a Rule 10b5-1 trading plan adopted March 13, 2026 for estate-planning purposes. He reports direct ownership of 105,881 Class A shares plus large indirect positions via 4C Holdings entities and his spouse, while disclaiming beneficial ownership of those indirect holdings except to his pecuniary interest.
Dr. Jonathan Rothberg filed a notice to sell 659,913 shares of Butterfly Network Inc. Class A common stock. The proposed sale, with an approximate aggregate market value of $4,270,000, is expected to be executed through Jefferies on or about July 22, 2026 on the NYSE. The filing also lists several Class A share sales during July 2026, including 815,632 shares for $6,295,000 on July 14, 2026 and 1,730,319 shares for $12,670,000 on July 15, 2026.
Butterfly Network, Inc. reporting person Jonathan M. Rothberg filed Amendment No. 11 to update his beneficial ownership of both classes of common stock. He is reported to beneficially own 828,775 Class A shares, or 0.4% of that class, based on 234,842,768 Class A shares outstanding as of April 20, 2026. This includes shares held directly, options exercisable within 60 days, and shares held by his spouse. He also beneficially owns 22,086,850 Class B shares, representing 100% of that class, largely through 4C Holdings entities and trusts for his children.
The amendment details recent Class B transactions made in connection with estate planning under a Rule 10b5-1 trading plan entered into on March 13, 2026. On July 17, 2026, 1,195,857 Class B shares were sold at a weighted average price of $6.5959 per share; on July 20, 1,177,276 shares at $6.6138; and on July 21, 753,320 shares at $6.7359. Upon each sale, the Class B shares automatically converted into Class A shares on a one-to-one basis.
Butterfly Network, Inc. director and 10% owner Jonathan M. Rothberg reported that entities he manages sold 3,126,453 shares of Class B common stock on July 17–21, 2026 in open‑market or private transactions at weighted‑average prices of $6.5959, $6.6138 and $6.7359 per share. The Class B shares automatically converted into Class A common stock on a one‑to‑one basis upon sale under a Rule 10b5‑1 trading plan adopted March 13, 2026 for estate planning purposes. Reported indirect holdings include 496,680 Class B shares by EJR TR, LLC and 72,724 Class B shares by NVR TR, LLC, among other entities, while Rothberg disclaims beneficial ownership of these securities except to the extent of his pecuniary interest.
Butterfly Network Inc. is the subject of a Form 144 notice covering a proposed sale of up to 5,070,000 shares of Class A Common Stock, to be sold through Jefferies on the NYSE beginning on July 21, 2026. The notice lists an aggregate market value for the proposed sale of $235,200,000.
The filing identifies prior sales of Class A shares by Dr. Jonathan Rothberg during July 2026, including 815,632 shares for $6,295,000 on July 14, 1,730,319 shares for $12,670,000 on July 15, 1,467,501 shares for $10,400,000 on July 16, 1,195,857 shares for $7,880,000 on July 17, and 1,177,276 shares for $7,790,000 on July 20.
Butterfly Network, Inc. Chief Technology Officer Victor Ku reported an automatic sale of 48,540 shares of Class A common stock on July 20, 2026 to cover tax withholding from vesting restricted stock units, at a weighted average price of $6.56 (range $6.46–$6.665). After these sell-to-cover transactions, he directly holds 1,015,099 shares.
Butterfly Network, Inc. executive vice president and CFO John N. Doherty reported selling 57,136 shares of Class A Common Stock on July 20, 2026 at a weighted average price of $6.56 per share. The company states these automatic sales occurred under its sell-to-cover policy to satisfy tax withholding on vested RSUs. Following the transactions, Doherty directly holds 1,397,276 shares of Class A Common Stock.
Butterfly Network, Inc. reported that President & CEO Joseph DeVivo sold 211,798 shares of Class A common stock on July 20, 2026 at a weighted average price of $6.56 per share, within a range of $6.46 to $6.665. According to the company’s sell-to-cover policy, these automatic sales were made solely to satisfy tax withholding obligations arising from the vesting of restricted stock units and were not at DeVivo’s discretion. Following the transaction, he directly holds 7,672,046 shares of Butterfly Network common stock.
Butterfly Network (BFLY) reports a planned resale under Form 144. The filing lists up to 1,177,276 shares of Class A common stock to be sold through Jefferies LLC, with a reported value of $7,790,000 and an approximate sale date of July 20, 2026 on the NYSE.
The filing also notes prior Class A sales by Dr. Jonathan Rothberg during the past three months: 815,632 shares for $6,295,000 on July 14, 2026; 1,730,319 shares for $12,670,000 on July 15, 2026; 1,467,501 shares for $10,400,000 on July 16, 2026; and 1,195,857 shares for $7,880,000 on July 17, 2026.