Companhia Energética do Rio Grande do Norte - COSERN announced earnings results for the second quarter ended June 30, 2021. For the second quarter, the company announced sales was BRL 849 million compared to BRL 605 million a year ago. Operating income was BRL 163 million compared to BRL 91 million a year ago. Net income was BRL 136 million compared to BRL 68 million a year ago. Basic earnings per share from continuing operations was BRL 0.79 compared to BRL 0.41 a year ago. For the half year, sales was BRL 1,602 million compared to BRL 1,241 million a year ago. Operating income was BRL 312 million compared to BRL 213 million a year ago. Net income was BRL 248 million compared to BRL 150 million a year ago. Basic earnings per share from continuing operations was BRL 1.44 compared to BRL 0.89 a year ago.