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Omeros

161 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, 61 increasing their positions, 41 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

76% more first-time investments, than exits

New positions opened: 37 | Existing positions closed: 21

49% more repeat investments, than reductions

Existing positions increased: 61 | Existing positions reduced: 41

8% more funds holding

Funds holding: 149161 (+12)

9% more call options, than puts

Call options by funds: $11.3M | Put options by funds: $10.4M

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
161
Holders Change
+12
Holders Change %
+8.05%
% of All Funds
1.98%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
37
Increased
61
Reduced
41
Closed
21
Calls
$11.3M
Puts
$10.4M
Net Calls
+$924K
Net Calls Change
-$11.7M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$56.1M +$2.91M +247,188 +5%
ISL
2
Ingalls & Snyder LLC
New York
$37.6M +$1.3M +110,724 +3%
VCM
3
Vanguard Capital Management
Pennsylvania
$31.5M +$35.2M +2,983,259 New
UBS Group
4
UBS Group
Switzerland
$24.7M +$1.39M +117,749 +5%
State Street
5
State Street
Massachusetts
$20.3M +$4.08M +346,049 +22%
Stifel Financial
6
Stifel Financial
Missouri
$19.3M +$257K +21,819 +1%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$18.5M +$1.43M +120,973 +7%
Corient Private Wealth
8
Corient Private Wealth
Florida
$8.46M -$6.76M -573,939 -42%
VPM
9
Vanguard Portfolio Management
Pennsylvania
$7.59M +$8.47M +718,675 New
Charles Schwab
10
Charles Schwab
California
$6.15M -$126K -10,710 -2%
Bank of Montreal
11
Bank of Montreal
Ontario, Canada
$6M -$391K -33,217 -6%
Northern Trust
12
Northern Trust
Illinois
$5.95M +$438K +37,135 +7%
VFT
13
Vanguard Fiduciary Trust
Pennsylvania
$5.2M +$5.8M +492,345 New
Susquehanna International Group
14
Susquehanna International Group
Pennsylvania
$5.12M -$3.03M -256,865 -35%
Millennium Management
15
Millennium Management
New York
$4.34M -$368K -31,202 -7%
Morgan Stanley
16
Morgan Stanley
New York
$3.36M -$804K -68,260 -18%
CCM
17
Clutterbuck Capital Management
Ohio
$3.17M +$1.77M +150,000 +100%
Two Sigma Investments
18
Two Sigma Investments
New York
$3.03M -$2.81M -238,283 -45%
BPWM
19
Badgley Phelps Wealth Managers
Washington
$2.78M
Citadel Advisors
20
Citadel Advisors
Florida
$2.75M +$232K +19,696 +8%
Bank of America
21
Bank of America
North Carolina
$2.16M +$1.06M +89,997 +78%
Goldman Sachs
22
Goldman Sachs
New York
$2.14M -$288K -24,401 -11%
PAMP
23
Polar Asset Management Partners
Ontario, Canada
$2.11M +$1.55M +131,200 +191%
JF
24
Jump Financial
Illinois
$2.07M -$379K -32,176 -14%
Wellington Management Group
25
Wellington Management Group
Massachusetts
$1.98M -$180K -15,317 -8%