Advanced Drainage Systems, Inc. announced earnings results for the fourth quarter ended March 31, 2021. For the fourth quarter, the company announced sales was USD 443.809 million compared to USD 370.768 million a year ago. Operating income was USD 32.890 million compared to USD 6.759 million a year ago. Net income was USD 19.754 million compared to USD 2.305 million a year ago. Basic earnings per share from continuing operations was USD 0.23 compared to USD 0.01 a year ago. For the full year, sales was USD 1,982.780 million compared to USD 1,673.805 million a year ago. Operating income was USD 344.525 million compared to operating loss of USD 95.349 million a year ago. Net income was USD 224.230 million compared to net loss of USD 193.174 million a year ago. Basic earnings per share from continuing operations was USD 2.64 compared to basic loss per share from continuing operations of USD 3.21 a year ago. Diluted earnings per share from continuing operations was USD 2.59 compared to diluted loss per share from continuing operations of USD 3.21 a year ago.