BFLY Form 144: Affiliate Sells 250,000 Class A Shares

BFLY reported a Form 144 notice recording affiliate sales of Class A shares.

Rhea-AI Filing Summary

BFLY reported a Form 144 notice recording affiliate sales of Class A shares. The filing lists sales by Steven Cashman of 250,000 Class A shares on 02/26/2026 and 42,540 Class A shares on 03/03/2026, with reported proceeds $1,087,050.30 and $157,916.99, respectively. The excerpt also lists restricted stock vesting events of 30,746 shares on 11/29/2024 and 169,254 shares on 12/17/2024 as compensation.

Insights

Securities Compliance Analyst

Form 144 documents affiliate dispositions and recent restricted‑stock vesting.

The filing lists two reported sales by an affiliate, including $1,087,050.30 for 250,000 Class A shares on 02/26/2026 and $157,916.99 for 42,540 shares on 03/03/2026. These are reporting items required for certain affiliate transactions.

Reporting shows prior restricted stock vesting of 30,746 shares (11/29/2024) and 169,254 shares (12/17/2024) labeled "Restricted Stock Vesting" and "Compensation." Subsequent filings or broker confirmations would clarify sale method and exact cash‑flow recipients; timing and method of sale are not further detailed in the excerpt.

Key Figures

Sale — 02/26/2026: 250,000 shares Proceeds — 02/26/2026 sale: $1,087,050.30 Sale — 03/03/2026: 42,540 shares +4 more

7 metrics

Sale — 02/26/2026 250,000 shares Class A sale by Steven Cashman on <date>02/26/2026</date>

Proceeds — 02/26/2026 sale $1,087,050.30 Reported proceeds for the 250,000 share sale

Sale — 03/03/2026 42,540 shares Class A sale by Steven Cashman on <date>03/03/2026</date>

Proceeds — 03/03/2026 sale $157,916.99 Reported proceeds for the 42,540 share sale

Restricted stock vesting (1) 30,746 shares Restricted Stock Vesting on <date>11/29/2024</date>

Restricted stock vesting (2) 169,254 shares Restricted Stock Vesting on <date>12/17/2024</date>

Brokerage/holder line 200,000 Row entry adjacent to Fidelity Brokerage Services LLC in the excerpt (labelled column value)

Key Terms

Form 144, Restricted Stock Vesting, Class A

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

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

"Restricted Stock Vesting | Issuer | 30746 | 11/29/2024"

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.

Class A market

"Class A | Fidelity Brokerage Services LLC 900 Salem Street"

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.

FAQ

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

What does BFLY's Form 144 show about recent insider sales?

It reports affiliate sales of Class A shares by Steven Cashman on specific dates. The filing lists sales of 250,000 shares on 02/26/2026 and 42,540 shares on 03/03/2026, with proceeds shown as $1,087,050.30 and $157,916.99.

Does the filing include any restricted stock vesting for BFLY?

Yes. The excerpt lists restricted stock vesting events tied to compensation. It shows 30,746 shares vesting on 11/29/2024 and 169,254 shares vesting on 12/17/2024.

Who is the reported seller in the BFLY Form 144 excerpt?

The reported seller is Steven Cashman with a listed address in Burlington, MA. The filing entries show his sales of Class A shares on 02/26/2026 and 03/03/2026.

What sale proceeds are reported in the BFLY excerpt?

The excerpt lists specific proceeds tied to each sale. The 250,000 share sale shows $1,087,050.30; the 42,540 share sale shows $157,916.99.

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

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Accepted by SEC EDGAR 04/16/2026 - 04:14 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	0002035576
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	1600 DISTRICT AVENUE BURLINGTON MASSACHUSETTS 01803
Phone	781-557-4800
Name of Person for Whose Account the Securities are To Be Sold	Cashman Steve
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	Officer

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	200000	1044482.65	228205930	04/16/2026	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	11/29/2024	Restricted Stock Vesting	Issuer			30746	11/29/2024	Compensation
Class A	12/17/2024	Restricted Stock Vesting	Issuer			169254	12/17/2024	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
Steven Cashman 1600 District Avenue Burlington MA 01803	Class A	02/26/2026	250000	1087050.30
Steven Cashman 1600 District Avenue Burlington MA 01803	Class A	03/03/2026	42540	157916.99

144: Remarks and Signature

Remarks
Date of Notice	04/16/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/12/2025
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	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Steven Cashman
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)