Otter Tail Corporation Reports a 5.3 Percent Increase in 2019 Diluted Earnings per Share to $2.17, Increases Quarterly Dividend 5.7 Percent, Announces 2020 Earnings Guidance of $2.22 to $2.3

Otter Tail Corporation (NASDAQ: OTTR) today announced financial results for the year ended December 31, 2019. 2019 Summary:     4Q19   4Q18   2019   2018