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CIK 0001568651 · Large accelerated filer

Oscar Health, Inc.

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Ticker
OSCR
Exchange
NYSE
Industry
Hospital & Medical Service Plans
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
(646) 403-3677
Business address
75 VARICK STREET, 5TH FLOOR, NEW YORK, NY, 10013
Former names
Oscar Health, Inc., Mulberry Health Inc.
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$26,761,671
in 8 filings, $3.3M under 10b5-1 plans

Net −$26,761,671. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Schlosser Mario −$23.8M Director sold 63% of stake
  2. Blackley Richard Scott −$1.5M Chief Financial Officer sold 4% of stake
  3. WITTMAN VANESSA AMES −$806K Director sold 18% of stake
  4. Liang Janet −$326K President, Oscar Insurance sold 4% of stake
  5. McAnaney Adam −$286K Chief Legal Officer sold 4% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-09-18 Thrive Partners II GP, LLC Director Other acquisition +4,855,810 4,855,810
2026-09-18 Thrive Partners II GP, LLC Director Other acquisition +164,218 164,218
2026-09-18 Thrive Partners II GP, LLC Director Other disposition −1,323,589 0
2026-09-18 Thrive Partners II GP, LLC Director Other disposition −4,855,810 0
2026-09-18 Thrive Partners II GP, LLC Director Other disposition −164,218 0
2026-09-18 Thrive Partners II GP, LLC Director Other disposition · Class B Common Stock −1,323,589 4,779,730
2026-09-18 Thrive Partners II GP, LLC Director Other disposition · Class B Common Stock −4,855,810 17,535,258
2026-09-18 Thrive Partners II GP, LLC Director Other disposition · Class B Common Stock −164,218 593,021
2026-09-18 Thrive Partners II GP, LLC Director Other acquisition · Class B Common Stock +6,268,097 6,268,097
2026-09-18 Thrive Partners II GP, LLC Director Other acquisition · Class B Common Stock +75,520 75,520
2026-09-03 Baltrus Victoria Chief Accounting Officer Sale 10b5-1 −958 $31.45 $30K 213,631
2026-09-03 Schlosser Mario Director Sale 10b5-1 −31,422 $31.45 $988K 449,444
2026-09-03 McAnaney Adam Chief Legal Officer Sale 10b5-1 −9,092 $31.45 $286K 209,004
2026-09-03 Liang Janet President, Oscar Insurance Sale 10b5-1 −10,360 $31.45 $326K 248,697
2026-09-03 Blackley Richard Scott Chief Financial Officer Sale 10b5-1 −28,869 $31.45 $908K 1,046,108
2026-08-28 Schlosser Mario Director Conversion +150,000 630,866
2026-08-28 Schlosser Mario Director Sale −150,000 $30.79 $4.6M 480,866
2026-08-28 Schlosser Mario Director Option exercise · Stock Option (Right to Buy) −150,000 2,990,000
2026-08-28 Schlosser Mario Director Option exercise · Class B Common Stock +150,000 $9.75 $1.5M 1,362,293
2026-08-28 Schlosser Mario Director Conversion · Class B Common Stock −150,000 1,212,293

Page 2 of 12 · 225 trades