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OraSure Technologies
OSUR

146 hedge funds and large institutions have $202M invested in OraSure Technologies in 2025 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 37 increasing their positions, 60 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

2,760% more call options, than puts

Call options by funds: $143K | Put options by funds: $5K

3% more capital invested

Capital invested by funds: $196M → $202M (+$6.34M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

1.14% less ownership

Funds ownership: 87.17% → 86.02% (-1.1%)

6% less funds holding

Funds holding: 156 → 146 (-10)

38% less repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 60

42% less first-time investments, than exits

New positions opened: 11 | Existing positions closed: 19

Holders
146
Holders Change
-10
Holders Change %
-6.41%
% of All Funds
1.92%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
11
Increased
37
Reduced
60
Closed
19
Calls
$143K
Puts
$5K
Net Calls
+$138K
Net Calls Change
+$141K

Top Buyers

Rank Fund Capital Flow
1
ACM
Altai Capital Management
California
+$4.98M
2
Millennium Management
Millennium Management
New York
+$2.76M
3
KLP
Kent Lake PR
Puerto Rico
+$1.78M
4
Goldman Sachs
Goldman Sachs
New York
+$1.17M
5
UBS Group
UBS Group
Switzerland
+$1.12M

Top Sellers

Rank Fund Capital Flow
1
American Century Companies
American Century Companies
Missouri
-$5.87M
2
BCM
Bridgeway Capital Management
Texas
-$3.85M
3
Morgan Stanley
Morgan Stanley
New York
-$1.09M
4
EF
Empowered Funds
Pennsylvania
-$1.04M
5
SCP
Steamboat Capital Partners
New York
-$758K
Name Holding Trade Value Shares
Change 		Change in
Stake
KLP
26
Kent Lake PR
Puerto Rico
$1.82M +$1.78M +567,860 New
BCM
27
Bridgeway Capital Management
Texas
$1.8M -$3.85M -1,227,997 -69%
Goldman Sachs
28
Goldman Sachs
New York
$1.54M +$1.17M +373,743 +357%
Royal Bank of Canada
29
Royal Bank of Canada
Ontario, Canada
$1.15M +$279K +88,960 +33%
Morgan Stanley
30
Morgan Stanley
New York
$1.04M -$1.09M -348,498 -52%
BCI
31
Brinker Capital Investments
Pennsylvania
$978K -$1.87K -596 -0.2%
Bank of New York Mellon
32
Bank of New York Mellon
New York
$958K +$9.72K +3,097 +1%
FP
33
Factorial Partners
New York
$897K -$31.4K -10,000 -3%
Citadel Advisors
34
Citadel Advisors
Florida
$873K +$41.7K +13,275 +5%
Ameriprise
35
Ameriprise
Minnesota
$847K -$191K -60,996 -19%
Tudor Investment Corp
36
Tudor Investment Corp
Connecticut
$808K +$791K +251,867 New
AQR Capital Management
37
AQR Capital Management
Connecticut
$764K -$376K -119,733 -33%
American Century Companies
38
American Century Companies
Missouri
$678K -$5.87M -1,870,319 -90%
KK
39
KLP Kapitalforvaltning
Norway
$590K – – –
Jane Street
40
Jane Street
New York
$523K +$15.4K +4,910 +3%
N
41
Nuveen
North Carolina
$509K -$645K -205,610 -56%
SO
42
STRS Ohio
Ohio
$482K – – –
Invesco
43
Invesco
Georgia
$466K +$11.6K +3,711 +3%
Barclays
44
Barclays
United Kingdom
$442K -$65.6K -20,890 -13%
AllianceBernstein
45
AllianceBernstein
Tennessee
$418K – – –
T. Rowe Price Associates
46
T. Rowe Price Associates
Maryland
$392K +$14.7K +4,677 +4%
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$354K -$1.09K -346 -0.3%
GCP
48
GSA Capital Partners
United Kingdom
$352K -$379K -120,871 -52%
Bank of America
49
Bank of America
North Carolina
$341K -$72.6K -23,134 -18%
EF
50
Empowered Funds
Pennsylvania
$320K -$1.04M -331,470 -77%
1
2
3 4 5

OSUR Hedge Fund Activity: Q3 2025 in Review

146 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in OraSure Technologies (OSUR) for Q3 2025, worth a combined $202M — up 3.2% from $196M a quarter earlier.

Sellers outnumbered buyers: 19 funds closed out of OSUR and 11 opened new positions — a net loss of 8 holders — while 60 trimmed existing stakes and 37 added.

The largest buyer was Altai Capital Management, adding an estimated $4.98M. The largest seller was American Century Companies, cutting an estimated $5.87M.

  • 146 institutional investors held OraSure Technologies (OSUR) as of Q3 2025, down from 156 in Q2 2025.
  • Funds reported $202M of OraSure Technologies stock for Q3 2025, up 3.2% quarter-over-quarter.
  • 11 funds opened new OraSure Technologies positions in Q3 2025 and 19 closed out, a net change of -8 holders.
  • The largest OraSure Technologies buyer in Q3 2025 was Altai Capital Management, an estimated $4.98M added.
  • The largest OraSure Technologies seller in Q3 2025 was American Century Companies, an estimated $5.87M sold.

Based on aggregated 13F filings for Q3 2025.