Butterfly Network, Inc. — Director's Dealing 2025

Dec 9, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Butterfly Network, Inc. (BFLY)
CIK: 0001804176
Period of Report: 2025-12-04

Reporting Person: ROTHBERG JONATHAN M (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-04	Class A Common Stock	S	64198	$3.076	Disposed	581199	Indirect
2025-12-05	Class A Common Stock	S	37598	$3.0744	Disposed	543601	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	2880252	Direct
Class A Common Stock	512827	Indirect
Class A Common Stock	544894	Indirect
Class A Common Stock	797970	Indirect
Class A Common Stock	1240509	Indirect
Class A Common Stock	726696	Indirect
Class B Common Stock	4716596	Indirect
Class B Common Stock	2621701	Indirect
Class B Common Stock	2621701	Indirect
Class B Common Stock	2621701	Indirect
Class B Common Stock	8845238	Indirect
Class B Common Stock	1250000	Indirect
Class B Common Stock	1250000	Indirect
Class B Common Stock	1250000	Indirect
Class B Common Stock	1250000	Indirect

Footnotes

F1: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2025 for estate planning purposes.

F2: Represents the weighted average sales price per share. The shares sold at prices ranging from $3.07 to $3.0886 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, the Issuer, or a security holder of the Issuer.

F3: Dr. Rothberg is the Manager of 4C Holdings I, LLC, 4C Holdings II, LLC, 4C Holdings III, LLC, 4C Holdings IV, LLC, 4C Holdings V, LLC, NVR TR, LLC, JNR TR, LLC, JAR TR, LLC, GBR TR, LLC and EJR TR, LLC, and is the spouse of Bonnie E Gould Rothberg MD. Dr. Rothberg disclaims beneficial ownership of the securities held by these persons and entities except to the extent of his pecuniary interest therein.

F4: Represents the weighted average sales price per share. The shares sold at prices ranging from $3.07 to $3.09 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, the Issuer, or a security holder of the Issuer.