Endeavour Mining Corporation: Endeavour Reports Strong Q1-2021 Results Production up 102% l AISC down 3% l CFPS pre-WC up 48% l Adjusted EPS up 111% Q1-2021 HIGHLIGHTS Strong Q1-2021 performance with production up +102% over Q1-2020 to 347koz, while AISC decreased by 3% to $868/oz Well positioned to meet FY-2021 guidance of 1,365-1,495koz at AISC of $850-900/oz following successful integration of Teranga assets Adjusted Net Earnings up $78m over Q1-2020 to $105m; up 111% on a per share basis to $0.50/sh Operating Cash Flow before working capital up $170m over Q1-2020 to $265m; up 47% on a per share basis to $1.28/sh