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Omeros

160 hedge funds and large institutions have $326M invested in Omeros in 2026 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 60 increasing their positions, 41 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

more call options, than puts

Call options by funds: $ | Put options by funds: $

4.37% less ownership

Funds ownership: 47.83%43.46% (-4.4%)

44% less capital invested

Capital invested by funds: $582M → $326M (-$256M)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
160
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$11.3M
Puts
$10.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
DIG
101
DeepCurrents Investment Group
New York
$128K
State of Wisconsin Investment Board
102
State of Wisconsin Investment Board
Wisconsin
$125K
VOYA Investment Management
103
VOYA Investment Management
Georgia
$122K
SFS
104
Sowell Financial Services
Arkansas
$112K
LP
105
LMR Partners
United Kingdom
$112K
BRWA
106
B. Riley Wealth Advisors
Florida
$112K
Raymond James Financial
107
Raymond James Financial
Florida
$109K
LSA
108
Leonteq Securities AG
Switzerland
$106K
TRCT
109
Tower Research Capital (TRC)
New York
$88.8K
Osaic Holdings
110
Osaic Holdings
Arizona
$88.2K
FFA
111
Farther Finance Advisors
California
$85.8K
AUB
112
Atlantic Union Bankshares
Virginia
$73.9K
IAIM
113
International Assets Investment Management
Florida
$70.1K
Walleye Trading
114
Walleye Trading
New York
$67.9K
Legal & General Group
115
Legal & General Group
United Kingdom
$64.1K
US Bancorp
116
US Bancorp
Minnesota
$53.9K
AIP
117
Ameritas Investment Partners
Nebraska
$53.1K
California State Teachers Retirement System (CalSTRS)
118
California State Teachers Retirement System (CalSTRS)
California
$39.6K
Mirae Asset Global Investments
119
Mirae Asset Global Investments
South Korea
$39.1K
Optiver Holding
120
Optiver Holding
Netherlands
$38.9K
QT
121
Quantbot Technologies
New York
$38.5K
AssetMark Inc
122
AssetMark Inc
California
$38K
Nisa Investment Advisors
123
Nisa Investment Advisors
Missouri
$36.2K
CIAM
124
Caitong International Asset Management
Hong Kong
$33.7K
SIS
125
Strategic Investment Solutions
Illinois
$19.3K