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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
UBS AM
51
UBS AM
Illinois
$15.3M
Hotchkis & Wiley Capital Management
52
Hotchkis & Wiley Capital Management
California
$14.6M
Squarepoint
53
Squarepoint
New York
$14.2M
Deutsche Bank
54
Deutsche Bank
Germany
$13.6M
MF
55
Magnetar Financial
Illinois
$12.8M
BGIM
56
Brandywine Global Investment Management
Pennsylvania
$12.7M
RhumbLine Advisers
57
RhumbLine Advisers
Massachusetts
$12.5M
NYLIM
58
New York Life Investment Management
New York
$8.9M
Barclays
59
Barclays
United Kingdom
$8.59M
Principal Financial Group
60
Principal Financial Group
Iowa
$8.59M
Canada Pension Plan Investment Board
61
Canada Pension Plan Investment Board
Ontario, Canada
$8.55M
COPPSERS
62
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$8.53M
KC
63
Kintayl Capital
New York
$8.4M
AA
64
Ancora Advisors
Ohio
$8.35M
BA
65
Bridgewater Associates
Connecticut
$7.99M
MOACM
66
Mutual of America Capital Management
New York
$7.93M
Swiss National Bank
67
Swiss National Bank
Switzerland
$7.81M
Russell Investments Group
68
Russell Investments Group
United Kingdom
$7.6M
Ameriprise
69
Ameriprise
Minnesota
$7.57M
FPB
70
First PREMIER Bank
South Dakota
$6.75M
SDIC
71
South Dakota Investment Council
South Dakota
$6.63M
YCM
72
Yaupon Capital Management
New York
$6.49M
Wells Fargo
73
Wells Fargo
California
$5.91M
Susquehanna International Group
74
Susquehanna International Group
Pennsylvania
$5.61M
First Manhattan
75
First Manhattan
New York
$5.54M