Petro Rio S.A. Announced earnings results for the full year ended December 31, 2020. For the full year, the company announced sales was BRL 1,904.185 million compared to BRL 1,644.346 million a year ago. Operating income was BRL 942.749 million compared to BRL 878.256 million a year ago. Net income was BRL 452.766 million compared to BRL 842.346 million a year ago.