Who owns Oscar Health, Inc.?
Institutional ownership of OSCR from SEC Form 13F filings across 276 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
276
13F holders
$4.24B
value, 2026 filers
58.9%
of shares outstanding (152.7M sh)
68
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of OSCR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 20.6M | $587.2M | 0.0% | 7.9% | +18.9% |
| 2 | D. E. Shaw & Co., Inc. | 12.6M | $360.6M | 0.2% | 4.9% | +130.5% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 11.0M | $314.6M | 0.0% | 4.3% | +4.6% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 10.6M | $301.7M | 0.0% | 4.1% | -50.9% |
| 5 | AMERICAN CENTURY COMPANIES INC | 9.1M | $258.3M | 0.1% | 3.5% | +28.8% |
| 6 | JANE STREET GROUP, LLC | 6.4M | $181.5M | 0.0% | 2.5% | +119.2% |
| 7 | Thrive Capital Management, LLC | 6.3M | $180.9M | 4.7% | 2.4% | 0.0% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 5.8M | $166.0M | 0.0% | 2.2% | +15.6% |
| 9 | FMR LLC | 5.0M | $142.6M | 0.0% | 1.9% | +317.0% |
| 10 | CITADEL ADVISORS LLC | 4.2M | $120.6M | 0.0% | 1.6% | +22.0% |
| 11 | TWO SIGMA INVESTMENTS, LP | 4.0M | $115.1M | 0.1% | 1.6% | +71.8% |
| 12 | PRICE T ROWE ASSOCIATES INC /MD/ | 3.3M | $92,855 | 0.0% | 1.3% | +70.1% |
| 13 | GOLDMAN SACHS GROUP INC | 2.3M | $65.3M | 0.0% | 0.9% | +55.6% |
| 14 | NORTHERN TRUST CORP | 2.2M | $63.1M | 0.0% | 0.9% | +17.8% |
| 15 | Sixth Street Partners Management Company, L.P.NEW | 2.1M | $60.5M | 10.4% | 0.8% | new |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.1M | $60.5M | 0.0% | 0.8% | +11.6% |
| 17 | MORGAN STANLEY | 2.1M | $60.3M | 0.0% | 0.8% | -37.0% |
| 18 | Nuveen, LLC | 1.8M | $50.5M | 0.0% | 0.7% | +33.7% |
| 19 | BNP PARIBAS FINANCIAL MARKETS | 1.7M | $48.7M | 0.0% | 0.7% | -14.4% |
| 20 | VANGUARD FIDUCIARY TRUST CO | 1.6M | $46.0M | 0.0% | 0.6% | +5.8% |
| 21 | BANK OF AMERICA CORP /DE/ | 1.3M | $37.6M | 0.0% | 0.5% | -53.9% |
| 22 | Assenagon Asset Management S.A. | 1.2M | $35.6M | 0.0% | 0.5% | +1.6% |
| 23 | UBS Group AG | 1.2M | $34.6M | 0.0% | 0.5% | -23.0% |
| 24 | WEDGE CAPITAL MANAGEMENT L L P/NCNEW | 1.2M | $32.9M | 0.5% | 0.4% | new |
| 25 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 1.1M | $31.2M | 0.0% | 0.4% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.