 BUENOS AIRES, Argentina--BUSINESS WIRE--Loma Negra NYSE: LOMA BYMA: LOMA, Loma Negra or the Company, the leading cement producer in Argentina, today announced results for the three-month period ended March 31, 2021 our 1Q21 Results. 1Q21 Key Highlights Net revenue increased by 35.4 YoY to Ps. 13,175 million US143 million, mainly driven by our core cement segment Strong increase in our Consolidated Adjusted EBITDA of 49.6 YoY to Ps. 4,730 million US52 million Consolidated 