Coltejer S.A. Announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was COP 5,908 million compared to COP 33,468 million a year ago. Operating loss was COP 4,579 million compared to COP 1,709 million a year ago. Net loss was COP 26,151 million compared to COP 51,277 million a year ago.