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NorthWestern Energy Group Inc. financial statements

Annual and standalone quarterly facts filed by the company with the SEC. Monetary values are shown in USD millions; per-share values use USD.

Filed statements

USD; millions except EPSSep 2026Filed 05/11/2026Jun 2026Filed 30/07/2026Mar 2026Filed 30/04/2026Dec 2025Filed 12/02/2026Sep 2025Filed 05/11/2026Jun 2025Filed 30/07/2026Mar 2025Filed 30/04/2026Dec 2024Filed 12/02/2026
$424$393$498$414$387$343$467$373
$31$25$63$45$38$21$77$81
$0.50$0.40$1.03$0.72$0.62$0.35$1.25$1.31
6262626162616161

Trend

Revenue

Source: SEC EDGAR Company Facts. Values are normalized from issuer-filed US GAAP or IFRS XBRL facts. Missing cells stay missing; cumulative interim cash flows are not converted into estimated quarters.