 FERGUS FALLS, Minn.--BUSINESS WIRE--Otter Tail Corporation Nasdaq: OTTR today announced financial results for the quarter ended June 30, 2021. SUMMARY Compared to the quarter ended June 30, 2020: Consolidated operating revenues increased 48.2 to 285.6 million. Consolidated net income increased 147.7 to 42.1 million primarily driven by strong Plastics segment performance resulting from unique market conditions. Diluted earnings per share increased 140.5 to 1.01 per share. The corporati 