Perrot Duval Holding S.A. Announced earnings results for the full year ended April 30, 2021. For the full year, the company announced sales was CHF 7.035 million compared to CHF 32.419 million a year ago. Operating loss was CHF 1.586 million compared to operating Income of CHF 3.604 million a year ago. Net loss was CHF 1.896 million compared to net income of CHF 2.368 million a year ago.