Butterfly Network insider plans 1.2M share sale

Butterfly Network (BFLY) has a planned sale of 1,195,857 shares of Class A common stock through Jefferies LLC on or after July 17, 2026, with an indicated aggregate market value of $7,880,000.00.

Rhea-AI Filing Summary

Butterfly Network (BFLY) has a planned sale of 1,195,857 shares of Class A common stock through Jefferies LLC on or after July 17, 2026, with an indicated aggregate market value of $7,880,000.00. Shares outstanding are listed as 235,200,000 for context.

Seller Dr. Jonathan Rothberg also reports prior Class A share sales over the past three months on May 31, 2012–issued securities and multiple July 2026 transactions, each with specified share counts and dollar amounts.

Key Figures

Shares to be sold: 1,195,857 shares Aggregate market value of planned sale: $7,880,000.00 Shares outstanding: 235,200,000 shares +3 more

6 metrics

Shares to be sold 1,195,857 shares Planned Class A sale through Jefferies LLC on or after July 17, 2026

Aggregate market value of planned sale $7,880,000.00 Estimated value for 1,195,857 Class A shares to be sold

Shares outstanding 235,200,000 shares Class A shares outstanding used as context for planned sale

Sale 14 Jul 2026 815,632 shares for $6,295,000.00 Class A shares sold by Dr. Jonathan Rothberg on July 14, 2026

Sale 15 Jul 2026 1,730,319 shares for $12,670,000.00 Class A shares sold by Dr. Jonathan Rothberg on July 15, 2026

Sale 16 Jul 2026 1,467,501 shares for $10,400,000.00 Class A shares sold by Dr. Jonathan Rothberg on July 16, 2026

Key Terms

aggregate market value, private placement, Form 144

3 terms

aggregate market value financial

"with an indicated aggregate market value of $7,880,000.00"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

private placement financial

"Class A | 05/31/2012 | Private Placement | N/A"

A private placement is a sale of securities directly to a selected group of investors, typically institutions or accredited investors, instead of through a public offering. It lets a company raise money faster and with fewer regulatory steps; for existing shareholders it matters because the newly issued shares, often sold at a discount, increase the share count and can dilute their ownership.

Form 144 regulatory

"144: Securities Information Class A common"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stock sale is being planned in this Form 144 related to BFLY?

The filing covers a planned sale of 1,195,857 shares of Butterfly Network Class A common stock through Jefferies LLC, with an indicated $7,880,000.00 aggregate market value and an expected sale date on or after July 17, 2026 on the NYSE.

Who is the selling security holder in the Butterfly Network (BFLY) Form 144?

The selling security holder is Dr. Jonathan Rothberg, associated with prior Class A common stock transactions listed in the filing, including multiple July 2026 sales with specific share amounts and total dollar values disclosed for each transaction.

How many Butterfly Network (BFLY) shares are outstanding according to this Form 144?

The Form 144 lists 235,200,000 Butterfly Network Class A shares as outstanding. This figure is provided as context for the planned sale of 1,195,857 shares and does not represent the number of shares being sold in the planned transaction.

What is the aggregate market value of the planned BFLY share sale?

The planned sale of 1,195,857 Butterfly Network Class A shares is associated with an indicated $7,880,000.00 aggregate market value. This value reflects the filer’s estimate for the proposed sale through Jefferies LLC on or after July 17, 2026.

Which broker and exchange are involved in the planned BFLY stock sale?

The filing identifies Jefferies LLC, located at 520 Madison Ave, New York, NY, as the broker, and indicates that the Class A shares are expected to be sold on the NYSE, with a proposed sale date of July 17, 2026.

What recent sales by Dr. Jonathan Rothberg in BFLY shares are disclosed?

Recent transactions include Class A share sales on July 14, 2026 (815,632 shares for $6,295,000.00), July 15, 2026 (1,730,319 shares for $12,670,000.00), and July 16, 2026 (1,467,501 shares for $10,400,000.00), plus the 1,195,857-share sale on July 17, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 07/17/2026 - 04:49 PM Accepted by SEC EDGAR 07/17/2026 - 04:48 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001076352
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Butterfly Network, Inc.
SEC File Number	001-39292
Address of Issuer	530 Old Whitefield St Guilford CONNECTICUT 06437
Phone	781-557-4800
Name of Person for Whose Account the Securities are To Be Sold	ROTHBERG JONATHAN M
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A common	Jefferies LLC 520 Madison Ave New York NY 10022	1195857	7880000.00	235200000	07/17/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A	05/31/2012	Private Placement	N/A			1195857	05/31/2012	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Dr. Jonathan Rothberg 530 Old Whitefield St Guilford CT 06437	Class A	07/14/2026	815632	6295000.00
Dr. Jonathan Rothberg 530 Old Whitefield St Guilford CT 06437	Class A	07/15/2026	1730319	12670000.00
Dr. Jonathan Rothberg 530 Old Whitefield St Guilford CT 06437	Class A	07/16/2026	1467501	10400000.00
Dr. Jonathan Rothberg 530 Old Whitefield St Guilford CT 06437	Class A	07/17/2026	1195857	7880000.00

144: Remarks and Signature

Remarks
Date of Notice	07/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/13/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Jonathan Rothberg
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)