# EDGAR Filing Document

**Accession Number:** 0001844320
**File Stem:** 0001844320-26-000011
**Filing Date:** 2026-6
**Character Count:** 10943
**Document Hash:** f46cc8d82ec0886b6fd28c06d74b3b0a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001844320-26-000011.hdr.sgml**: 20260625

**ACCESSION NUMBER**: 0001844320-26-000011

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260623

**FILED AS OF DATE**: 20260625

**DATE AS OF CHANGE**: 20260625

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Schlosser Mario
- **CENTRAL INDEX KEY:** 0001844320

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40154
- **FILM NUMBER:** 261122104

**MAIL ADDRESS:**
- **STREET 1:** C/O OSCAR HEALTH, INC.
- **STREET 2:** 75 VARICK STREET, 5TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Oscar Health, Inc.
- **CENTRAL INDEX KEY:** 0001568651
- **STANDARD INDUSTRIAL CLASSIFICATION:** HOSPITAL & MEDICAL SERVICE PLANS [6324]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 75 VARICK STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013
- **BUSINESS PHONE:** (646) 403-3677

**MAIL ADDRESS:**
- **STREET 1:** 75 VARICK STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Mulberry Health Inc.
- **DATE OF NAME CHANGE:** 20130204

### 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).

[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**<sup>*</sup><br>Schlosser Mario<br><sub>(Last) (First) (Middle)</sub><br>75 VARICK STREET, 5TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10013<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-06-23 | **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>Oscar Health, Inc. [ OSCR ] | **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 | 2026-06-23 |  | C<sup>(1)</sup> |  | 880000 | A | <sup>(2)</sup> | 1360866<sup>(3)</sup> | D |  |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 286988 | D | 28.95<sup>(4)</sup> | 1073878<sup>(3)</sup> | D |  |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 591213 | D | 29.58<sup>(5)</sup> | 482665<sup>(3)</sup> | D |  |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 1799 | D | $30.09 | 480866<sup>(3)</sup> | D |  |
| Class A Common Stock | 2026-06-23 |  | C<sup>(1)</sup> |  | 50000 | A | <sup>(2)</sup> | 50000 | I | By Noah Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 16307 | D | 28.95<sup>(4)</sup> | 33693 | I | By Noah Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 33591 | D | 29.58<sup>(5)</sup> | 102 | I | By Noah Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 102 | D | $30.09 | 0 | I | By Noah Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | C<sup>(1)</sup> |  | 50000 | A | <sup>(2)</sup> | 50000 | I | By Siena Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 16306 | D | 28.95<sup>(4)</sup> | 33694 | I | By Siena Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 33592 | D | 29.58<sup>(5)</sup> | 102 | I | By Siena Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 102 | D | $30.09 | 0 | I | By Siena Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | C<sup>(1)</sup> |  | 47500 | A | <sup>(2)</sup> | 47500 | I | By Pizzo-Schlosser Family Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 15491 | D | 28.95<sup>(4)</sup> | 32009 | I | By Pizzo-Schlosser Family Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 31912 | D | 29.58<sup>(5)</sup> | 97 | I | By Pizzo-Schlosser Family Dynasty Trust<sup>(6)</sup> |
| Class A Common Stock | 2026-06-23 |  | S<sup>(1)</sup> |  | 97 | D | $30.09 | 0 | I | By Pizzo-Schlosser Family Dynasty Trust<sup>(6)</sup> |

---

## 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 |
| Stock Option (Right to Buy) | $9.75 | 2026-06-23 |  | M<sup>(1)</sup> |  |  | 660000 | <sup>(7)</sup> | 2029-12-16 | Class B Common Stock | 660000 | $0 | 3740000 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2026-06-23 |  | M<sup>(1)</sup> |  | 660000 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 660000 | $9.75 | 2092293 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2026-06-23 |  | C<sup>(1)</sup> |  |  | 880000 | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 880000 | 0<sup>(2)</sup> | 1212293 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2026-06-23 |  | C<sup>(1)</sup> |  |  | 50000 | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 50000 | 0<sup>(2)</sup> | 283333 | I | By Noah Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2026-06-23 |  | C<sup>(1)</sup> |  |  | 50000 | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 50000 | 0<sup>(2)</sup> | 283333 | I | By Siena Pizzo-Schlosser Dynasty Trust<sup>(6)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2026-06-23 |  | C<sup>(1)</sup> |  |  | 47500 | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 47500 | 0<sup>(2)</sup> | 585833 | I | By Pizzo-Schlosser Family Dynasty Trust<sup>(6)</sup> |

---

### Footnotes:

(1) The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted on March 24, 2026.

(2) The Class B common stock is convertible at any time at the option of the holder into Class A common stock on a one-to-one basis, subject to certain exceptions, and will mandatorily convert into Class A common stock on the date that is seven years from the date of the prospectus used in connection with the Issuer's initial public offering and upon the occurrence of certain events as set forth in the Issuer's certificate of incorporation.

(3) Includes shares to be issued in connection with the vesting of one or more restricted stock units.

(4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.08 to $29.07, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price at which the transactions were effected.

(5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.08 to $30.04, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price at which the transactions were effected.

(6) Mr. Schlosser disclaims beneficial ownership over the shares held of record by the trust except to the extent of his pecuniary interest therein, if any.

(7) The stock option is fully vested and exercisable, and expires on December 16, 2029.

**Signature:** /s/Melissa Curtin, Attorney-in-Fact  
**Date:** 2026-06-25

### 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.**