BUTTE, Mont. & SIOUX FALLS, S.D.–(BUSINESS WIRE)–NorthWestern Energy Group, Inc. d/b/a NorthWestern Energy (Nasdaq: NWE) reported financial results for the Third Quarter of 2026. Net income for the period was $30.7 million, or $0.50 per diluted share, as compared with net income of $38.2 million, or $0.62 per diluted share, for the same period in 2025. This decrease was primarily due to $6.1 million of net loss associated with our additional ownership interests in Colstrip Units 3 and 4, depr