Richard Scott Blackley - 18 Aug 2026 Form 4 Insider Report for Oscar Health, Inc. (OSCR)

Reporting relationship: Chief Financial Officer
Issuer ticker: OSCR
Reported as of: 18 Aug 2026
Net transaction value: -$595,125
SEC form: 4
Accepted by SEC: 20 Aug 2026, 16:16:58 UTC
Prior SEC filing: 18 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Melissa Curtin, Attorney-in-fact

Key filing fact

Richard Scott Blackley filed Form 4 for Oscar Health, Inc. (OSCR) on 20 Aug 2026.

Key facts

This page summarizes Richard Scott Blackley's Form 4 filing for Oscar Health, Inc. (OSCR).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Aug 2026, 16:16.

Change

Previous filing in this sequence was filed on 18 Jun 2026.
Current net transaction value: -$595,125.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001525020 Primary reporting owner

Blackley Richard Scott

Relationship: Chief Financial Officer
Address: 75 VARICK STREET, 5TH FLOOR, NEW YORK
Signature: /s/ Melissa Curtin, Attorney-in-fact
Signature date: 20 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

OSCR transaction

Class A Common Stock

Sale

Transaction value: $595,125
Shares: -18,750
Change %: -25%
Price: $31.74
Shares after: 56,250
Date: 18 Aug 2026
Ownership: By MQB Irrevocable Trust
Footnotes: F2

OSCR holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,074,977
Date: 18 Aug 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

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

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.28 to $32.15, 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