Sigdo Koppers S.A. Announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was USD 632.645 million compared to USD 512.954 million a year ago. Operating income was USD 56.812 million compared to USD 35.217 million a year ago. Net income was USD 30.240 million compared to USD 9.593 million a year ago. Basic earnings per share was USD 0.0281 compared to USD 0.0089 a year ago.