NorthWestern Energy Group, Inc.
Company Information
Industry Electric & Other Services Combined
SIC Code 4931
Entity Type operating
SEC Category Large accelerated filer
State of Incorporation DE
Business Address 3010 WEST 69TH STREET, SIOUX FALLS, SD, 57108
Mailing Address 3010 WEST 69TH STREET, SIOUX FALLS, SD, 57108
Phone 605-978-2900
Fiscal Year End 1231
EIN 932020320
Financial Overview
FY2025
$194.13M
Net Income
$5.57B
Total Liabilities
Recent SEC Filings
| Form Type | Date Filed | Document |
|---|---|---|
| 8-K Current report of material events | February 12, 2026 | View on SEC |
| 10-K Annual financial report | February 12, 2026 | View on SEC |
| 4 Insider stock transaction report | February 4, 2026 | View on SEC |
| 4 Insider stock transaction report | February 4, 2026 | View on SEC |
| 4 Insider stock transaction report | January 26, 2026 | View on SEC |
| 4 Insider stock transaction report | January 23, 2026 | View on SEC |
| 4 Insider stock transaction report | January 23, 2026 | View on SEC |
| 4 Insider stock transaction report | January 23, 2026 | View on SEC |
| 4 Insider stock transaction report | January 23, 2026 | View on SEC |
| 4 Insider stock transaction report | January 23, 2026 | View on SEC |
Annual Reports
10-K February 12, 2026
- NorthWestern Energy delivered steady financial performance in 2025 with revenue and net income growth.
- The company is making significant infrastructure investments, including a planned Colstrip acquisition and substantial growth in Property, Plant, and Equipment (PP&E) and Construction Work in Progress (CWIP).
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Important Disclaimer
This AI-generated analysis is for informational purposes only and does not constitute financial or investment advice. Always consult with qualified professionals and conduct your own research before making investment decisions.