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Omeros

148 hedge funds and large institutions have $570M invested in Omeros in 2025 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 60 increasing their positions, 34 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
148
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$77.2M
Puts
$64.5M
Net Calls
Net Calls Change

Top Buyers

1 +$13M
2 +$5.74M
3 +$5.44M
4
Nomura Holdings
Nomura Holdings
Japan
+$5.26M
5
BlackRock
BlackRock
New York
+$5.26M

Top Sellers

1 -$13.8M
2 -$12.3M
3 -$5.67M
4
Two Sigma Advisers
Two Sigma Advisers
New York
-$4.32M
5
Two Sigma Investments
Two Sigma Investments
New York
-$3.52M
Name Holding Trade Value Shares
Change
Change in
Stake
FCM
76
Farallon Capital Management
California
$395K
SCM
77
Stordahl Capital Management
Colorado
$393K
AQR Capital Management
78
AQR Capital Management
Connecticut
$392K
HI
79
Harbour Investments
Wisconsin
$375K
Canada Pension Plan Investment Board
80
Canada Pension Plan Investment Board
Ontario, Canada
$373K
New York State Common Retirement Fund
81
New York State Common Retirement Fund
New York
$356K
EGM
82
Engineers Gate Manager
New York
$345K
Manulife (Manufacturers Life Insurance)
83
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$341K
SG Americas Securities
84
SG Americas Securities
New York
$323K
Fidelity Investments
85
Fidelity Investments
Massachusetts
$310K
AC
86
AlphaCore Capital
California
$303K
BIM
87
Breakwater Investment Management
Washington
$293K
Creative Planning
88
Creative Planning
Kansas
$291K
CUAMC
89
China Universal Asset Management Company
China
$284K
PFSRSONJ
90
Police & Firemen's Retirement System of New Jersey
New Jersey
$281K
BNP Paribas Financial Markets
91
BNP Paribas Financial Markets
France
$281K
ProShare Advisors
92
ProShare Advisors
Maryland
$261K
PA
93
Profund Advisors
Maryland
$246K
AC
94
Apella Capital
Connecticut
$245K
Russell Investments Group
95
Russell Investments Group
United Kingdom
$241K
Los Angeles Capital Management
96
Los Angeles Capital Management
California
$233K
GCM
97
Graham Capital Management
Connecticut
$227K
APP
98
Avantax Planning Partners
Iowa
$227K
SSA
99
Schonfeld Strategic Advisors
New York
$218K
Raymond James Financial
100
Raymond James Financial
Florida
$210K