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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
MPM
76
Meritage Portfolio Management
Kansas
$5.51M
Canada Life
77
Canada Life
Manitoba, Canada
$5.38M
MPI
78
Mairs & Power Inc
Minnesota
$5.27M
AAM
79
Advisors Asset Management
Colorado
$5.25M
OLA
80
Oliver Luxxe Assets
New Jersey
$5.11M
CI
81
Conning Inc
Connecticut
$4.97M
IC
82
IEQ Capital
California
$4.93M
Comerica Bank
83
Comerica Bank
Texas
$4.93M
New York State Teachers Retirement System (NYSTRS)
84
New York State Teachers Retirement System (NYSTRS)
New York
$4.8M
WCM
85
Wedge Capital Management
North Carolina
$4.78M
Retirement Systems of Alabama
86
Retirement Systems of Alabama
Alabama
$4.76M
Public Sector Pension Investment Board (PSP Investments)
87
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$4.53M
HA
88
Heartland Advisors
Wisconsin
$4.49M
Commonwealth Equity Services
89
Commonwealth Equity Services
Massachusetts
$4.37M
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$3.93M
DDPIC
91
Deroy & Devereaux Private Investment Counsel
Michigan
$3.9M
Point72 Asset Management
92
Point72 Asset Management
Connecticut
$3.83M
Janus Henderson Group
93
Janus Henderson Group
United Kingdom
$3.8M
T. Rowe Price Associates
94
T. Rowe Price Associates
Maryland
$3.79M
MSRPS
95
Maryland State Retirement & Pension System
Maryland
$3.72M
Cerity Partners
96
Cerity Partners
New York
$3.7M
MC
97
Mathes Company
New York
$3.53M
MCM
98
Moore Capital Management
New York
$3.45M
MAM
99
Magellan Asset Management
Australia
$3.38M
NSIM
100
North Star Investment Management
Illinois
$3.29M