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NorthWestern Energy

354 hedge funds and large institutions have $3.86B invested in NorthWestern Energy in 2025 Q4 according to their latest regulatory filings, with 56 funds opening new positions, 135 increasing their positions, 121 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
354
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$484K
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$62.6M
2 +$53.9M
3 +$51.4M
4
UBS Group
UBS Group
Switzerland
+$37.1M
5
AA
AQR Arbitrage
Connecticut
+$36.9M
Name Holding Trade Value Shares
Change
Change in
Stake
TRSOTSOK
151
Teachers Retirement System of the State of Kentucky
Kentucky
$1.22M
SO
152
STRS Ohio
Ohio
$1.21M
VI
153
Vestcor Inc
New Brunswick, Canada
$1.19M
FCBT
154
First Citizens Bank & Trust
North Carolina
$1.17M
Wealth Enhancement Advisory Services
155
Wealth Enhancement Advisory Services
Minnesota
$1.15M
QCM
156
Quantinno Capital Management
New York
$1.14M
Mercer Global Advisors
157
Mercer Global Advisors
Colorado
$1.13M
ASRS
158
Arizona State Retirement System
Arizona
$1.11M
LSERS
159
Louisiana State Employees Retirement System
Louisiana
$1.1M
State Board of Administration of Florida Retirement System
160
State Board of Administration of Florida Retirement System
Florida
$1.09M
Zurich Cantonal Bank
161
Zurich Cantonal Bank
Switzerland
$1.06M
PFSRSONJ
162
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.06M
AIP
163
Ameritas Investment Partners
Nebraska
$1.05M
SSA
164
Schonfeld Strategic Advisors
New York
$1.05M
EGM
165
Engineers Gate Manager
New York
$1.03M
HIMS
166
Hager Investment Management Services
New Hampshire
$1M
HWAM
167
Hennion & Walsh Asset Management
New Jersey
$977K
Royal Bank of Canada
168
Royal Bank of Canada
Ontario, Canada
$975K
HAI
169
Hennessy Advisors Inc
California
$955K
D.E. Shaw & Co
170
D.E. Shaw & Co
New York
$952K
SOMRS
171
State of Michigan Retirement System
Michigan
$938K
Assenagon Asset Management
172
Assenagon Asset Management
Luxembourg
$925K
WIC
173
Water Island Capital
New York
$923K
LPL Financial
174
LPL Financial
California
$904K
NMIMC
175
Northwestern Mutual Investment Management Company
Wisconsin
$887K