Marten Transport, Ltd. announced earnings results for the fourth quarter ended December 31, 2020. For the year, the company announced sales was USD 874.374 million compared to USD 843.271 million a year ago. Operating income was USD 93.246 million compared to USD 76.498 million a year ago. Net income was USD 69.500 million compared to USD 61.071 million a year ago. Basic earnings per share from continuing operations was USD 0.84 compared to USD 0.75 a year ago. Diluted earnings per share from continuing operations was USD 0.84 compared to USD 0.74 a year ago. For the quarter, sales was USD 227.333 million compared to USD 217.185 million a year ago. Operating income was USD 25.558 million compared to USD 18.787 million a year ago. Net income was USD 19.604 million compared to USD 15.748 million a year ago. Basic earnings per share from continuing operations was USD 0.24 compared to USD 0.19 a year ago.