Butterfly Network (NYSE: BFLY) insider plans 211,798-share sale after vesting

Rhea-AI Filing Summary

Butterfly Network, Inc. (BFLY) has a planned sale of Class A shares reported by Joseph M. DeVivo. The notice covers 211,798 Class A shares, arising from restricted stock vesting on 07/17/2026, to be sold through Fidelity Brokerage Services on the NYSE. The filing also notes that 204,725 Class A shares were sold on 07/07/2026 for 1,611,820.40 during the prior three months.

Key Figures

Planned shares to be sold: 211,798 shares Aggregate value of planned sale: 1,389,352.52 Shares sold in prior 3 months: 204,725 shares +3 more

6 metrics

Planned shares to be sold 211,798 shares Class A shares covered by notice of proposed sale

Aggregate value of planned sale 1,389,352.52 Market value of 211,798 Class A shares

Shares sold in prior 3 months 204,725 shares Class A shares sold on 07/07/2026

Proceeds from prior sale 1,611,820.40 Total consideration for 204,725 shares sold on 07/07/2026

Vesting date 07/17/2026 Restricted Stock Vesting that produced 211,798 shares

Planned sale date 07/20/2026 Intended sale date for proposed NYSE transaction

Key Terms

Form 144, Restricted Stock Vesting, compensation, Class A

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

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.

Restricted Stock Vesting financial

"Class A | 07/17/2026 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

compensation financial

"211798 | 07/17/2026 | Compensation"

Class A financial

"Class A | Fidelity Brokerage Services LLC"

Class A denotes a specific group of a company’s shares that carry a particular set of rights—most commonly different voting power or dividend priority compared with other share classes. Think of it like different seats on a bus where some seats let you steer and others only ride: knowing whether a share is Class A tells investors how much influence they have over company decisions and how returns might be distributed, which affects control and value.

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

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Available on EDGAR 07/20/2026 - 03:12 PM Accepted by SEC EDGAR 07/20/2026 - 03:12 PM Learn about SEC filing dates

FAQ

What insider share sale is disclosed for BFLY in this Form 144?

The filing discloses a planned sale of 211,798 Class A shares of Butterfly Network by Joseph M. DeVivo, arising from restricted stock vesting on 07/17/2026 and intended to be sold on the NYSE through Fidelity Brokerage Services.

What is the aggregate value of BFLY shares planned for sale?

The planned sale of 211,798 Class A shares has an aggregate value of 1,389,352.52. This figure reflects the market value associated with the shares covered by the notice of proposed sale under Form 144.

What prior BFLY share sales by Joseph M. DeVivo are reported?

The notice reports that on 07/07/2026, 204,725 Class A shares of Butterfly Network were sold for a total of 1,611,820.40. This transaction is disclosed as securities sold during the past three months.

How were the BFLY shares in the planned sale acquired?

The 211,798 Class A shares in the planned sale were acquired via Restricted Stock Vesting from the issuer on 07/17/2026, and are described as being received as compensation.

Through which broker will the BFLY shares be sold?

The proposed sale of Butterfly Network Class A shares is to be executed through Fidelity Brokerage Services LLC, located at 900 Salem Street, Smithfield, RI 02917, with trading indicated on the NYSE.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

Relationship to Issuer

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	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	211798	1389352.52	234842768	07/20/2026	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	07/17/2026	Restricted Stock Vesting	Issuer			211798	07/17/2026	Compensation

* 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
Joseph M. Devivo 1600 District Avenue Burlington MA 01803	Class A	07/07/2026	204725	1611820.40

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)