United States Lime & Minerals, Inc. announced earnings results for the fourth quarter ended December 31, 2020. For the fourth quarter, the company announced sales was USD 40.990 million compared to USD 37.965 million a year ago. Operating income was USD 8.462 million compared to USD 5.583 million a year ago. Net income was USD 7.254 million compared to USD 4.993 million a year ago. Basic earnings per share was USD 1.29 compared to USD 0.89 a year ago. Diluted earnings per share was USD 1.28 compared to USD 0.89 a year ago. For the full year, sales was USD 160.704 million compared to USD 158.277 million a year ago. Operating income was USD 33.869 million compared to USD 29.246 million a year ago. Net income was USD 28.223 million compared to USD 26.056 million a year ago. Basic earnings per share was USD 5.01 compared to USD 4.64 a year ago. Diluted earnings per share was USD 5 compared to USD 4.64 a year ago.