[144] Butterfly Network, Inc. SEC Filing

Rhea-AI Filing Summary

Butterfly Network (BFLY) insider Dr. Jonathan Rothberg filed a notice to sell 674,758 common shares through broker Jefferies LLC on the NYSE, with an indicated aggregate market value of $2,206,728.56. The filing notes that 226,200,000 common shares were outstanding at the time of the notice.

The shares to be sold were originally acquired on 08/31/2014 via a private purchase from Butterfly Network Inc. for cash. Over the prior three months, Dr. Rothberg sold additional Butterfly Network shares in two transactions: 100,502 shares on 11/03/2025 for gross proceeds of $309,361.24, and 1,110,579 shares on 11/24/2025 for gross proceeds of $3,503,032.70. The signer represents that they are not aware of undisclosed material adverse information about the company.

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

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
Common	Jefferies LLC 520 Madison Ave New York NY 10022	674758	2206728.56	226200000	11/25/2025	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 *
Common	08/31/2014	Private Purchase from the Company	Butterfly Network Inc.			674758	08/31/2014	Cash

* 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 Street Guilford CT 06437	Butterfly Network Inc.	11/03/2025	100502	309361.24
Dr. Jonathan Rothberg 530 Old Whitefield Street Guilford CT 06437	Butterfly Network Inc.	11/24/2025	1110579	3503032.70

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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)

FAQ

What does the Form 144 filing for Butterfly Network (BFLY) disclose?

The Form 144 discloses that Dr. Jonathan Rothberg plans to sell 674,758 shares of Butterfly Network Inc. common stock through Jefferies LLC on the NYSE.

How many Butterfly Network (BFLY) shares are planned to be sold and what is their value?

The planned sale covers 674,758 common shares of Butterfly Network with an indicated aggregate market value of $2,206,728.56.

How many Butterfly Network (BFLY) shares were outstanding at the time of this notice?

The notice states that 226,200,000 common shares of Butterfly Network Inc. were outstanding when the filing was prepared.

When and how did the insider acquire the Butterfly Network (BFLY) shares being sold?

The shares to be sold were acquired on 08/31/2014 via a private purchase from Butterfly Network Inc., paid in cash.

What Butterfly Network (BFLY) stock sales has the filer made in the last three months?

Over the past three months, Dr. Rothberg sold 100,502 shares on 11/03/2025 for $309,361.24 and 1,110,579 shares on 11/24/2025 for $3,503,032.70.

What representation does the filer make about Butterfly Network (BFLY) information in this Form 144?

By signing, the filer represents that they do not know of any material adverse information about Butterfly Network’s current or prospective operations that has not been publicly disclosed.