Polar Securities »

NorthWestern Corporation shares owned by Polar Securities

Quarter-by-quarter ownership of NorthWestern Corporation (NWE) shares owned by Polar Securities from 13F filings

Historical chart of Polar Securities investment in NorthWestern Corporation

Tip: Access up to 7 years of quarterly data

All positions including NorthWestern Corporation held by Polar Securities consolidated in one spreadsheet with up to 7 years of data

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Quarterly reported holdings in NorthWestern Corporation by Polar Securities

Quarter filed Position value Share count Share price at filing
2026-03-31 $1.4M 21k 65.94
2025-12-31 $1.4M 21k 64.54
2021-06-30 $857k 14k 60.25

More positions owned by Polar Securities

Ishares Tr S&p 100 Etf Put Option (OEF)
Interdigital Note 3.500% 6/0 (Principal)
Echostar Corp Note 3.875%11/3 (Principal)
Live Nation Entertainment In Note 3.125% 1/1 (Principal)
State Str Spdr S&p 500 Etf T Tr Unit Put Option (SPY)
Vaneck Etf Trust Gold Miners Etf (GDX)
NVIDIA Corporation (NVDA)
Amazon (AMZN)
Ppl Cap Fdg Note 2.875% 3/1 (Principal)
Clearwater Analytics Hldgs I Cl A (CWAN)
Granite Constr Note 3.750% 5/1 (Principal)
Tesla Motors (TSLA)
Onestream Cl A
Tri Pointe Homes (TPH)
Evergy Note 4.500%12/1 (Principal)

View all positions for Polar Securities

Top funds holding NorthWestern Corporation

BlackRock
Vanguard Group
Vanguard Portfolio Management
Vanguard Capital Management
State Street Corporation
American Century Companies
Geode Capital Management
Franklin Resources
Goldman Sachs Group
Millennium Management
Neuberger Berman Group
Systematic Financial Management
FMR
CNH Partners
Dimensional Fund Advisors

View all funds holding NorthWestern Corporation