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Alkermes

351 hedge funds and large institutions have $4.84B invested in Alkermes in 2025 Q2 according to their latest regulatory filings, with 42 funds opening new positions, 155 increasing their positions, 118 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

14% less capital invested

Capital invested by funds: $5.62B → $4.84B (-$782M)

24% less first-time investments, than exits

New positions opened: 42 | Existing positions closed: 55

33% less funds holding in top 10

Funds holding in top 10: 64 (-2)

Holders
351
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.5M
Puts
$11M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SFI
126
Susquehanna Fundamental Investments
Pennsylvania
$2.49M
IMRF
127
Illinois Municipal Retirement Fund
Illinois
$2.43M
IIM
128
INTECH Investment Management
Florida
$2.42M
Assenagon Asset Management
129
Assenagon Asset Management
Luxembourg
$2.4M
Creative Planning
130
Creative Planning
Kansas
$2.24M
Millennium Management
131
Millennium Management
New York
$2.23M
LSERS
132
Louisiana State Employees Retirement System
Louisiana
$2.2M
Connor, Clark & Lunn Investment Management (CC&L)
133
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$2.16M
KK
134
KLP Kapitalforvaltning
Norway
$2.12M
EP
135
Edgestream Partners
New Jersey
$2.11M
SSA
136
Schonfeld Strategic Advisors
New York
$2.09M
State of Tennessee, Department of Treasury
137
State of Tennessee, Department of Treasury
Tennessee
$2.07M
RWM
138
Ritholtz Wealth Management
New York
$1.96M
MAP
139
Moody Aldrich Partners
Massachusetts
$1.91M
YCM
140
Yousif Capital Management
Michigan
$1.8M
State of New Jersey Common Pension Fund D
141
State of New Jersey Common Pension Fund D
New Jersey
$1.79M
VI
142
Vestcor Inc
New Brunswick, Canada
$1.75M
Natixis Advisors
143
Natixis Advisors
Massachusetts
$1.74M
SG Americas Securities
144
SG Americas Securities
New York
$1.74M
ANTB
145
AMG National Trust Bank
Colorado
$1.71M
VA
146
Vident Advisory
Georgia
$1.7M
CCIA
147
Campbell & Co Investment Adviser
Maryland
$1.62M
Los Angeles Capital Management
148
Los Angeles Capital Management
California
$1.52M
HS
149
HighVista Strategies
Massachusetts
$1.51M
TRSOTSOK
150
Teachers Retirement System of the State of Kentucky
Kentucky
$1.48M