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Omeros
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Overview Fund Activity

136 hedge funds and large institutions have $227M invested in Omeros in 2025 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 34 increasing their positions, 50 reducing their positions, and 12 closing their positions.

Holders
136
Holders Change
+8
Holders Change %
+6.25%
% of All Funds
1.85%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
22
Increased
34
Reduced
50
Closed
12
Calls
$4.15M
Puts
$6.34M
Net Calls
-$2.19M
Net Calls Change
-$3.19M

Top Buyers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$5.29M
2
Morgan Stanley
2
Morgan Stanley
New York
$6.25M
3
Millennium Management
3
Millennium Management
New York
$2.59M
4
Osaic Holdings
4
Osaic Holdings
Arizona
$1.33M
5
State Street
5
State Street
Massachusetts
$11.1M

Top Sellers

1
CAM
1
Cormorant Asset Management
Massachusetts
$0
2
UBS Group
2
UBS Group
Switzerland
$5.43M
3
SFI
3
Susquehanna Fundamental Investments
Pennsylvania
$113K
4
BCM
4
Bridgeway Capital Management
Texas
$261K
5
SC
5
Sculptor Capital
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
SFI
76
Susquehanna Fundamental Investments
Pennsylvania
$113K 13,764 -136,793 -91%
Fidelity Investments
77
Fidelity Investments
Massachusetts
$110K 13,340 -6,028 -31%
Raymond James Financial
78
Raymond James Financial
Florida
$103K 12,549 – –
CWM
79
CIBC World Markets
New York
$102K 12,411 +12,411 New
Balyasny Asset Management
80
Balyasny Asset Management
Illinois
$99.7K 12,123 +12,123 New
SEI Investments
81
SEI Investments
Pennsylvania
$99.2K 12,072 +12,072 New
PFSRSONJ
82
Police & Firemen's Retirement System of New Jersey
New Jersey
$96.4K 11,722 – –
CUAMC
83
China Universal Asset Management Company
China
$95.5K 11,624 -663 -5%
New York State Common Retirement Fund
84
New York State Common Retirement Fund
New York
$94K 11,413 -5,900 -34%
PA
85
Profund Advisors
Maryland
$93K 11,308 +11,308 New
AC
86
Apella Capital
Connecticut
$92.9K 14,288 – –
Cambridge Investment Research Advisors
87
Cambridge Investment Research Advisors
Iowa
$91K 11,099 +6 +0.1%
TI
88
Trexquant Investment
Connecticut
$88.4K 10,760 +10,760 New
SFS
89
Sowell Financial Services
Arkansas
$88.4K 10,750 +10,750 New
Connor, Clark & Lunn Investment Management (CC&L)
90
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$86.8K 10,555 -102,771 -91%
AAA
91
Affinity Asset Advisors
New York
$81.9K 9,958 – –
HI
92
Harbour Investments
Wisconsin
$75.8K 9,218 +3,149 +52%
RMP
93
Richards, Merrill & Peterson
Washington
$56.7K 6,900 – –
FFA
94
Farther Finance Advisors
California
$47.8K 6,044 – –
AA
95
Ancora Advisors
Ohio
$47.7K 5,800 -80,000 -93%
Legal & General Group
96
Legal & General Group
United Kingdom
$44.9K 5,457 – –
AIP
97
Ameritas Investment Partners
Nebraska
$41.3K 5,027 – –
California State Teachers Retirement System (CalSTRS)
98
California State Teachers Retirement System (CalSTRS)
California
$33.3K 4,053 – –
BNP Paribas Financial Markets
99
BNP Paribas Financial Markets
France
$32K 3,896 -3,556 -48%
TC
100
Truvestments Capital
Florida
$25.5K 3,102 – –
2 3
4
5 6