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Of the 10 tracked institutions holding OSUR, 5 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +4.1pt. It's a gauge of who owns the name, not just how many.
Among the 10 tracked institutional investors we monitor, OSUR (ORASURE TECHNOLOGIES INC) is held with a combined value of $42.71M across 15,030,589 shares. The largest holder is BlackRock, Inc. with a position worth $19.55M. 4 funds increased their holdings. 5 funds reduced their position.
Total Institutional Value
$42.71M
Total Shares Held
15,030,589
Institutional Holders
10
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $19.55M | 0.00% | +1.1% |
| 2 | VANGUARD GROUP INC | $9.93M | 0.00% | -0.8% |
| 3 | RENAISSANCE TECHNOLOGIES LLC | $6.25M | 0.01% | -2.9% |
| 4 | STATE STREET CORP | $5.11M | 0.00% | +6.2% |
| 5 | AQR CAPITAL MANAGEMENT LLC | $992.70K | 0.00% | +49.1% |
| 6 | PRICE T ROWE ASSOCIATES INC /MD/ | $588.00K | 0.00% | +6.8% |
| 7 | CITADEL ADVISORS LLC | $165.92K | 0.00% | -86.0% |
| 8 | MILLENNIUM MANAGEMENT LLC | $56.87K | 0.00% | -97.8% |
| 9 | Grantham, Mayo, Van Otterloo & Co. LLC | $36.99K | 0.00% | - |
| 10 | FMR LLC | $31.18K | 0.00% | -4.7% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of OSUR with a position worth $19.55M, representing 0.00% of their portfolio. In total, 10 institutional investors hold OSUR with a combined value of $42.71M.
Institutional investors hold $42.71M worth of OSUR stock across 10 positions. The largest institutional holder is BlackRock, Inc. with $19.55M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For OSUR, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their OSUR positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$3.97
2026-07-24
YTD
+66.8%
78% of 52-week range
