Butterfly Network, Inc. is an SEC registrant, filing under CIK 0001804176, classified as x-ray apparatus and tubes and related irradiation apparatus. It is grouped with Health Care companies on this site.
BFLY Form 4 activity by transaction type, last 90 days
Form 4 transaction type
Transactions
Shares
Total value
Open-market purchase
1
115,200
$1.00M
Open-market sale
27
8,632,572
$64.67M
Bona-fide gift
1
250,000
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
BFLY insider transactions (Form 4)
45
68 Form 4 filings on record, the earliest from Oct 3, 2024, newest first. Filing history page 1 of 3.
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $10.00 to $10.18 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $8.69 to $8.82 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $10.00 to $10.045 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.25 to $7.3981 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.25 to $7.3981 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $8.10 to $8.28 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F1 (shares): The shares gifted by the Reporting Person were transferred to irrevocable trusts for the benefit of the Reporting Person's children.
Footnote F1 (shares): These shares of the Issuer's common stock, par value $0.0001 per share (the "Shares"), were sold by Glenview Offshore Opportunity Master Fund, Ltd. and Glenview Healthcare Master Fund, L.P.
Footnote F2 (price): This price reflects the weighted average price for open-market sales of Shares on August 13, 2026 within a $1.00 range. The actual prices for these transactions range from $9.43 to $9.575, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff… Full note on SEC EDGAR
Footnote F6 (shares): These Shares were sold by Glenview Offshore Opportunity Master Fund, Ltd.
Footnote F7 (price): This price reflects the weighted average price for open-market sales of Shares on August 13, 2026 within a $1.00 range. The actual prices for these transactions range from $9.035 to $9.3408, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission… Full note on SEC EDGAR
Footnote F8 (price): This price reflects the weighted average price for open-market sales of Shares on August 13, 2026 within a $1.00 range. The actual prices for these transactions range from $8.86 to $9.12, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff… Full note on SEC EDGAR
Footnote F9 (price): This price reflects the weighted average price for open-market sales of Shares on August 14, 2026 within a $1.00 range. The actual prices for these transactions range from $8.36 to $8.94, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff… Full note on SEC EDGAR
Footnote F10 (price): This price reflects the weighted average price for open-market sales of Shares on August 17, 2026 within a $1.00 range. The actual prices for these transactions range from $8.85 to $9.07, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff… Full note on SEC EDGAR
Footnote F1 (price): Represents the weighted average purchase price per share. The shares were purchased at prices ranging from $8.49 to $8.865 per share. Full information regarding the number of shares purchased at each price shall be provided upon request to the staff of the U.S. Securities and… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $10.00 to $10.05 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F1 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.775 to $8.005 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F1 (shares): These shares of the Issuer's common stock, par value $0.0001 per share (the "Shares"), were transferred by Glenview Capital Master Fund, Ltd. to GCM Onshore Investors, L.P. and GCM Cayman Investors, Ltd. on July 1, 2026, in a transaction exempt from Section 16 of the Securities… Full note on SEC EDGAR
Footnote F2 (price): This price reflects the weighted average price for open-market sales of Shares on July 31, 2026 within a $1.00 range. The actual prices for these transactions range from $7.2282 to $7.82, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff… Full note on SEC EDGAR
Footnote F3 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.355 to $6.78 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F3 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.435 to $6.855 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F5 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.44 to $6.72 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F6 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.505 to $6.8755 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.545 to $8.00 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F3 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.0873 to $7.83 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
Footnote F4 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.845 to $7.45 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F6 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $6.845 to $7.45 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.735 to $8.11 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.735 to $8.11 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.735 to $8.11 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $7.83 to $8.10 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (shares): Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated… Full note on SEC EDGAR
Footnote F1 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $4.9 to $5.025 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F2 (price): Represents the weighted average sales price per share. The shares sold at prices ranging from $4.610 to $4.735 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange… Full note on SEC EDGAR
An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
Butterfly Network, Inc. (BFLY) had 18 insider filings in the last 90 days, with the most recent on 2026-10-08. The full record for BFLY runs to 68 Form 4 filings, the earliest from 2024-10-03. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying BFLY stock?
1 insider purchase of BFLY was filed in the last 90 days, totaling $1000K.
How many insiders are selling BFLY stock?
27 insider sales of BFLY were filed in the last 90 days, totaling $64.67M.
Where can I see BFLY SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects BFLY Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
Larry Robbins - Director
Jonathan M. Rothberg - Director
