Butterfly Network officer sells 200,000 shares

Butterfly Network, Inc. Chief Business Officer Steve Cashman executed an open-market sale of 200,000 shares of Class A Common Stock at a weighted average price of $5.222 per share.

Rhea-AI Filing Summary

Butterfly Network, Inc. Chief Business Officer Steve Cashman executed an open-market sale of 200,000 shares of Class A Common Stock at a weighted average price of $5.222 per share. The transaction was carried out under a pre-arranged Rule 10b5-1 trading plan.

After this sale, Cashman directly holds 2,177,386 shares of Butterfly Network common stock, indicating he retains a substantial equity position even after the planned disposition.

Insider Trade Summary 10b5-1

Net Seller: 200,000 shares

Net Sell 1 txn

Insider Cashman Steve

Role Chief Business Officer

Sold 200,000 shs ($1.04M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	200,000	$5.222	$1.04M

Holdings After Transaction: Class A Common Stock — 2,177,386 shares (Direct)

Footnotes (2)

1. F1. The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2025.
2. F2. Represents the weighted average sales price per share. The shares sold at prices ranging from $5.00 to $5.610 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.

Key Figures

Shares sold: 200,000 shares Weighted average sale price: $5.222 per share Post-transaction holdings: 2,177,386 shares +1 more

4 metrics

Shares sold 200,000 shares Open-market sale on April 16, 2026

Weighted average sale price $5.222 per share Class A Common Stock sale

Post-transaction holdings 2,177,386 shares Direct ownership after reported sale

Price range of sales $5.00–$5.610 per share Range disclosed in Form 4 footnote

Key Terms

Rule 10b5-1 trading plan, weighted average sales price per share, open-market sale

3 terms

Rule 10b5-1 trading plan financial

"The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sales price per share financial

"Represents the weighted average sales price per share."

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

FAQ

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

What insider transaction did Butterfly Network (BFLY) disclose?

Butterfly Network reported that Chief Business Officer Steve Cashman sold 200,000 shares of Class A Common Stock in an open-market transaction. The sale used a weighted average price of $5.222 per share, reflecting multiple trades within a disclosed price range.

At what price did Steve Cashman sell Butterfly Network (BFLY) shares?

Steve Cashman’s 200,000 Butterfly Network shares were sold at a weighted average price of $5.222 per share. Footnotes explain individual trades occurred between $5.00 and $5.610, with detailed price-breakdown information available to regulators, the company, or shareholders upon request.

How many Butterfly Network (BFLY) shares does Steve Cashman hold after the sale?

Following the reported sale, Steve Cashman directly holds 2,177,386 shares of Butterfly Network Class A Common Stock. This figure, disclosed in the filing, shows he maintains a sizeable ownership stake in the company even after completing the open-market transaction.

Was the Butterfly Network (BFLY) insider sale under a Rule 10b5-1 plan?

Yes. The Form 4 states the transaction was effected under a Rule 10b5-1 trading plan adopted by Steve Cashman on September 12, 2025. Such plans pre-schedule trades, making the timing more routine and less reflective of short-term market views.

Who is the Butterfly Network (BFLY) insider involved in this Form 4?

The insider is Steve Cashman, Chief Business Officer of Butterfly Network, Inc. The filing identifies him as an officer, not a director or 10% owner, and details his direct ownership stake after the transaction at 2,177,386 shares of Class A Common Stock.

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

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Accepted by SEC EDGAR 04/17/2026 - 04:02 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cashman Steve

(Last) (First) (Middle)

C/O BUTTERFLY NETWORK, INC.

1600 DISTRICT AVENUE

(Street)

BURLINGTON MASSACHUSETTS 01803

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Butterfly Network, Inc. [ BFLY ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Business Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	04/16/2026		S(1)		200,000	D	$5.222(2)	2,177,386	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2025.

2. Represents the weighted average sales price per share. The shares sold at prices ranging from $5.00 to $5.610 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.

	/s/ Nick Caezza, Attorney-in-Fact	04/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)