# EDGAR Filing Document

**Accession Number:** 0001804176
**File Stem:** 0000905148-25-004157
**Filing Date:** 2025-11
**Character Count:** 8985
**Document Hash:** aebe6282ab63346951ae0966d50ab4b0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000905148-25-004157.hdr.sgml**: 20251121

**ACCESSION NUMBER**: 0000905148-25-004157

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251119

**FILED AS OF DATE**: 20251121

**DATE AS OF CHANGE**: 20251121

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ROBBINS LARRY
- **CENTRAL INDEX KEY:** 0001228603

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39292
- **FILM NUMBER:** 251509135

**MAIL ADDRESS:**
- **STREET 1:** 767 FIFTH AVENUE
- **STREET 2:** 44TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10153

**FORMER NAME:**
- **FORMER CONFORMED NAME:** ROBBINS LAWRENCE M
- **DATE OF NAME CHANGE:** 20030423
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Butterfly Network, Inc.
- **CENTRAL INDEX KEY:** 0001804176
- **STANDARD INDUSTRIAL CLASSIFICATION:** X-RAY APPARATUS & TUBES & RELATED IRRADIATION APPARATUS [3844]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1600 DISTRICT AVENUE
- **CITY:** BURLINGTON
- **STATE:** MA
- **ZIP:** 01803
- **BUSINESS PHONE:** 781-557-4800

**MAIL ADDRESS:**
- **STREET 1:** 1600 DISTRICT AVENUE
- **CITY:** BURLINGTON
- **STATE:** MA
- **ZIP:** 01803

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Longview Acquisition Corp.
- **DATE OF NAME CHANGE:** 20200220

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] 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**<sup>*</sup><br>ROBBINS LARRY<br><sub>(Last) (First) (Middle)</sub><br>767 FIFTH AVENUE, 44TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10153<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-19 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Butterfly Network, Inc. [ BFLY ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Class A Common Stock | 2025-11-19 |  | P |  | 1000000<sup>(1)</sup> | A | 2.3539<sup>(2)</sup> | 10955144 | I | See footnotes<sup>(5)(7)</sup> |
| Class A Common Stock | 2025-11-20 |  | P |  | 1000000<sup>(1)</sup> | A | 2.366<sup>(3)</sup> | 11955144 | I | See footnotes<sup>(5)(7)</sup> |
| Class A Common Stock | 2025-11-21 |  | P |  | 800000<sup>(1)</sup> | A | 2.5802<sup>(4)</sup> | 12755144 | I | See footnotes<sup>(5)(7)</sup> |
| Class A Common Stock |  |  |  |  |  |  |  | 4546687 | I | See footnotes<sup>(6)(7)</sup> |
| Class A Common Stock |  |  |  |  |  |  |  | 365505<sup>(8)</sup> | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) These shares of the Issuer's Common Stock, par value $0.0001 per share (the "Shares") were purchased by Glenview Capital Master Fund, Ltd., Glenview Offshore Opportunity Master Fund, Ltd. and Glenview Healthcare Master Fund, L.P. (collectively, the "Glenview Investment Funds").

(2) This price reflects the weighted average price for open-market purchases of Shares on November 19, 2025 within a $1.00 range. The actual prices for these transactions range from $2.0137 to $2.50, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of Shares purchased at each separate price.

(3) This price reflects the weighted average price for open-market purchases of Shares on November 20, 2025 within a $1.00 range. The actual prices for these transactions range from $2.305 to $2.43, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of Shares purchased at each separate price.

(4) This price reflects the weighted average price for open-market purchases of Shares on November 21, 2025 within a $1.00 range. The actual prices for these transactions range from $2.355 to $2.65, inclusive. Mr. Robbins further undertakes to provide upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of Shares purchased at each separate price.

(5) The Glenview Investment Funds are the record holders of these Shares. Mr. Robbins is the Founder, Portfolio Manager and CEO of Glenview Capital Management, LLC, which serves as investment manager to each of the Glenview Investment Funds. Mr. Robbins shares voting and dispositive power over the Shares held by the Glenview Investment Funds and may be deemed to beneficially own such Shares.

(6) Longview Investors LLC ("Longview"), or its affiliates, is the record holder of these securities. Mr. Robbins is the managing member of Longview. Mr. Robbins shares voting and dispositive power over the securities held by Longview and may be deemed to beneficially own such securities.

(7) Mr. Robbins disclaims beneficial ownership over any securities owned by Longview and the Glenview Investment Funds other than to the extent of any pecuniary interest he may have therein.

(8) Includes 80,434 unvested restricted stock units ("RSUs"). Each RSU represents the right to receive one Share upon vesting. The RSUs vest in full on the date of the Issuer's 2026 Annual Stockholders Meeting, subject to Mr. Robbins' continued service on the Board of Directors on such date.

**Signature:** /s/ Larry Robbins  
**Date:** 2025-11-21

### Remarks:

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.**