 All amounts in CDN unless otherwise indicated VANCOUVER, BC, May 26, 2021 PRNewswire - Alexco Resource Corp. NYSE American: AXU TSX: AXU Alexco or the Company today announces the filing of an updated technical report the Technical Report for its Keno Hill operations in Yukon, Canada Keno Hill, expanding the Mineral Reserve by 22 to 1.44 million tonnes, grading an average 804 grams per tonne gt silver Ag, 3.84 zinc Zn, 2.64 lead Pb, and 0.31 gt gold Au, or approximately 1,035 gt silver equivalent AgEq. The updated reserve mine plan is projected to produce over 35.5 million ounces of Ag over the next 8 years. 