RLI Corp. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced total revenue was USD 287.331 million compared to USD 118.117 million a year ago. Net income was USD 73.012 million compared to net loss of USD 61.267 million a year ago. Diluted earnings per share from continuing operations was USD 1.6 compared to diluted loss per share from continuing operations of USD 1.36 a year ago.