Klondex Set to Join Russell 3000(R) Index

Klondex Mines Ltd.

VANCOUVER, BC--(Marketwired - June 23, 2017) - Klondex Mines Ltd. (TSX: KDX) (NYSE MKT: KLDX) ("Klondex" or the "Company") is pleased to announce it has been added to the broad-market Russell 3000® Index at the conclusion of the Russell indexes annual reconstitution, effective after the US market opens on June 26, according to a preliminary list of additions posted June 9.