RLI Corp. announced earnings results for the fourth quarter ended December 31, 2019. For the fourth quarter, the company announced net income was USD 53.378 million compared to net loss of USD 20.660 million a year ago. Diluted earnings per share was USD 1.18 compared to diluted loss per share of USD 0.46 a year ago. For the full year, net income was USD 191.642 million compared to USD 64.179 million a year ago. Diluted earnings per share was USD 4.23 compared to USD 1.43 a year ago.