FERGUS FALLS, Minn.–(BUSINESS WIRE)–Otter Tail Corporation (Nasdaq: OTTR) today announced financial results for the quarter ended June 30, 2026. SUMMARY Reported quarterly diluted loss per share of $0.18 and adjusted diluted earnings per share of $1.66. Updated our annual diluted earnings per share guidance range to $3.84 to $4.24. Initiated annual adjusted diluted earnings per share guidance range of $5.68 to $6.08. CEO OVERVIEW “Our team advanced our strategic initiatives during the quarter