DGAP-Ad-hoc: ATOSS Software AG / Key word(s): Annual Results/Forecast ATOSS Software AG: ATOSS Software AG: Sustained vigorous growth dynamics in fourth quarter 2020 and full year 2020 - forecast upped for 2021 19-Jan-2021 / 18:56 CET/CEST Disclosure of an inside information acc. to Article 17 MAR of the Regulation (EU) No 596/2014, transmitted by DGAP - a service of EQS Group AG. The issuer is solely responsible for the content of this announcement. ATOSS Software AG: Sustained vigorous growth dynamics in fourth quarter 2020 and full year 2020 - forecast upped for 2021 Fourth quarter - Software revenues rise by 28 percent - Cloud revenues up by 61 percent - EBIT-margin stands at 35 percent