Jonathan M. Rothberg - Jun 13, 2025 Form 4 Insider Report for Butterfly Network, Inc. (BFLY)

Role: Director, 10%+ Owner
Signature: /s/ Michael Fantozzi, Attorney-in-Fact for Jonathan M. Rothberg, Ph.D.
Stock symbol: BFLY
Transactions as of: Jun 13, 2025
Transactions value $: $0
Form type: 4
Date filed: 6/17/2025, 04:52 PM
Previous filing: May 21, 2025
Next filing: Oct 17, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
ROTHBERG JONATHAN M	Director, 10%+ Owner	C/O BUTTERFLY NETWORK, INC., 1600 DISTRICT AVENUE, BURLINGTON	/s/ Michael Fantozzi, Attorney-in-Fact for Jonathan M. Rothberg, Ph.D.	2025-06-17	0001076352

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BFLY	Class A Common Stock	Award	$0	+80.4K	+2.87%	$0.00	2.88M	Jun 13, 2025	Direct	F1
holding	BFLY	Class A Common Stock						1.24M	Jun 13, 2025	By NVR TR, LLC	F2
holding	BFLY	Class A Common Stock						1.24M	Jun 13, 2025	By JNR TR, LLC	F2
holding	BFLY	Class A Common Stock						1.24M	Jun 13, 2025	By JAR TR, LLC	F2
holding	BFLY	Class A Common Stock						1.24M	Jun 13, 2025	By GBR TR, LLC	F2
holding	BFLY	Class A Common Stock						1.24M	Jun 13, 2025	By EJR TR, LLC	F2
holding	BFLY	Class A Common Stock						727K	Jun 13, 2025	By Bonnie E Gould Rothberg MD	F2
holding	BFLY	Class B Common Stock						9.72M	Jun 13, 2025	By 4C Holdings I, LLC	F2
holding	BFLY	Class B Common Stock						2.62M	Jun 13, 2025	By 4C Holdings II, LLC	F2
holding	BFLY	Class B Common Stock						2.62M	Jun 13, 2025	By 4C Holdings III, LLC	F2
holding	BFLY	Class B Common Stock						2.62M	Jun 13, 2025	By 4C Holdings IV, LLC	F2
holding	BFLY	Class B Common Stock						8.85M	Jun 13, 2025	By 4C Holdings V, LLC	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated Nonemployee Director Compensation Policy for services to be rendered to the Issuer as a member of its Board of Directors. The RSUs vest in full on the date of the Issuer's 2026 Annual Stockholders Meeting, subject to the Reporting Person's continued service on the Board of Directors on such date.
F2	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.

Content

Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs were issued to the Reporting Person as the annual grant to nonemployee directors pursuant to the Issuer's Amended and Restated Nonemployee Director Compensation Policy for services to be rendered to the Issuer as a member of its Board of Directors. The RSUs vest in full on the date of the Issuer's 2026 Annual Stockholders Meeting, subject to the Reporting Person's continued service on the Board of Directors on such date.

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.