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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
2026-03-02 Schlosser Mario President of Technology & CTO Grant or award 10b5-1 +189,141 539,321
2026-03-02 Schlosser Mario President of Technology & CTO Sale 10b5-1 −24,335 $13.39 $326K 514,986
2026-03-02 Blackley Richard Scott Chief Financial Officer Grant or award 10b5-1 +134,847 1,485,881
2026-03-02 Blackley Richard Scott Chief Financial Officer Sale 10b5-1 −19,221 $13.39 $257K 1,466,660
2026-01-08 Gassen William Director Grant or award · Deferred Stock Unit +1,220 $16.90 $21K 4,969
2026-01-08 Schlosser Mario President of Technology & CTO Conversion 10b5-1 +23,038 373,218
2026-01-08 Schlosser Mario President of Technology & CTO Sale 10b5-1 −23,038 $17.65 $407K 350,180
2026-01-08 Schlosser Mario President of Technology & CTO Conversion · Class B Common Stock 10b5-1 −23,038 1,432,293
2026-01-08 Plouffe David Director Grant or award · Deferred Stock Unit +1,257 $16.90 $21K 5,393
2026-01-08 BOYD JEFFERY H Director Grant or award · Deferred Stock Unit +3,106 $16.90 $52K 66,248
2026-01-06 Schlosser Mario President of Technology & CTO Conversion 10b5-1 +76,962 427,142
2026-01-06 Schlosser Mario President of Technology & CTO Sale 10b5-1 −76,962 $17.01 $1.3M 350,180
2026-01-06 Schlosser Mario President of Technology & CTO Conversion · Class B Common Stock 10b5-1 −76,962 1,455,331
2026-01-05 Schlosser Mario President of Technology & CTO Conversion 10b5-1 +86,893 447,108
2026-01-05 Schlosser Mario President of Technology & CTO Sale 10b5-1 −96,928 $15.64 $1.5M 350,180
2026-01-05 Schlosser Mario President of Technology & CTO Conversion · Class B Common Stock 10b5-1 −86,893 1,532,293
2026-01-02 Schlosser Mario President of Technology & CTO Conversion 10b5-1 +59,800 498,148
2026-01-02 Schlosser Mario President of Technology & CTO Sale 10b5-1 −137,933 $15.02 $2.1M 360,215
2026-01-02 Schlosser Mario President of Technology & CTO Conversion · Class B Common Stock 10b5-1 −59,800 1,619,186
2025-12-24 Schlosser Mario President of Technology & CTO Sale 10b5-1 −38,835 $15.00 $583K 438,348

Page 7 of 12 · 225 trades