OraSure Technologies
OSUR
142 hedge funds and large institutions have $171M invested in OraSure Technologies in 2026 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 49 increasing their positions, 38 reducing their positions, and 16 closing their positions.
18,000% more call options, than puts
Call options by funds: $724K | Put options by funds: $4K
56% more first-time investments, than exits
New positions opened: 25 | Existing positions closed: 16
29% more repeat investments, than reductions
Existing positions increased: 49 | Existing positions reduced: 38
17% more capital invested
Capital invested by funds: $146M → $171M (+$25M)
2% more funds holding
Funds holding: 139 → 142 (+3)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
1.52% less ownership
Funds ownership: 83.89% → 82.37% (-1.5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
YAG
Yorkville Advisors Global
Mountainside,
New Jersey
|
+$1.81M |
| 2 |
Neuberger Berman Group
New York
|
+$1.07M |
| 3 |
SEI Investments
Oaks,
Pennsylvania
|
+$666K |
| 4 |
ACM
Archon Capital Management
Seattle,
Washington
|
+$497K |
| 5 |
GS
Gagnon Securities
New York
|
+$412K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$2.4M |
| 2 |
Dimensional Fund Advisors
Austin,
Texas
|
-$1.25M |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$1.24M |
| 4 |
SCP
Steamboat Capital Partners
Rye,
New York
|
-$968K |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$964K |
OSUR Hedge Fund Activity: Q1 2026 in Review
142 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in OraSure Technologies (OSUR) for Q1 2026, worth a combined $171M — up 17% from $146M a quarter earlier.
Buyers outnumbered sellers: 25 funds opened new OSUR positions and 16 closed out — a net gain of 9 holders — while 49 added to existing stakes and 38 trimmed.
The largest buyer was Yorkville Advisors Global, opening a new position worth an estimated $1.81M. The largest seller was Millennium Management, cutting an estimated $2.4M.
- 142 institutional investors held OraSure Technologies (OSUR) as of Q1 2026, up from 139 in Q4 2025.
- Funds reported $171M of OraSure Technologies stock for Q1 2026, up 17% quarter-over-quarter.
- 25 funds opened new OraSure Technologies positions in Q1 2026 and 16 closed out, a net change of +9 holders.
- The largest OraSure Technologies buyer in Q1 2026 was Yorkville Advisors Global, an estimated $1.81M added.
- The largest OraSure Technologies seller in Q1 2026 was Millennium Management, an estimated $2.4M sold.
Based on aggregated 13F filings for Q1 2026.