Southern Peru Copper Corp., Sucursal del Peru announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was USD 955.846 million compared to USD 658.328 million a year ago. Operating income was USD 568.839 million compared to USD 223.219 million a year ago. Net income was USD 335.320 million compared to USD 106.754 million a year ago.