OraSure Technologies Inc (OSUR)
Who owns OraSure Technologies Inc (OSUR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 88.2% of the shares are freely tradable; institutional investors hold 88.2%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.46 | 6,516,216 | +1.1 | 03/31/2026 |
| Private Management Group Inc | 7.88 | 5,422,129 | +0.5 | 03/31/2026 |
| Neuberger Berman Group LLC | 6.34 | 4,361,901 | +9.5 | 03/31/2026 |
| Altai Capital Management, L.P. | 5.25 | 3,613,836 | -3.4 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.40 | 3,030,888 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 4.10 | 2,820,830 | -13.4 | 03/31/2026 |
| Systematic Financial Management LP | 3.60 | 2,480,483 | +0.1 | 03/31/2026 |
| Renaissance Technologies Corp | 3.03 | 2,083,303 | -2.9 | 03/31/2026 |
| Acadian Asset Management LLC | 2.94 | 2,022,119 | +4,534.1 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Morn Total Stk Mkt Idx Investor | 3.12 | 2,147,763 | +0.0 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: August 3, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.