NanoGroup S.A. Announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was PLN 4,822 compared to PLN 1,500 a year ago. Operating income was PLN 21 compared to PLN 7,139 a year ago. Net loss was PLN 1.082 million compared to PLN 431,142 a year ago.