 LEUVEN, Belgium--BUSINESS WIRE--Materialise NV NASDAQ:MTLS, a leading provider of additive manufacturing and medical software and of sophisticated 3D printing services, today announced its financial results for the fourth quarter and full year ended December 31, 2020. Highlights Fourth Quarter and Full Year 2020 Fourth Quarter 2020: Total revenue was 45,301 kEUR, a decrease of 10.7 compared to the fourth quarter of 2019, but an increase of 11.1 compared to the third quarter of 2020. Adj 