MONTREAL, QUEBEC–(Marketwired – April 27, 2017) – Osisko Mining Inc. (TSX:OSK) (“Osisko” or the “Corporation”) is pleased to announce, further to its announcement on March 15, 2017, that it has acquired an additional land package in the area of Lebel-sur-Quévillon, Québec (the “Additional Quévillon Claims”) from Deloitte Restructuring Inc., acting as trustee in bankruptcy for the assets, undertakings and properties of Maudore Minerals Ltd. With the acquisition of the Additional Quévillon Claims, Osisko now holds a total of 4,150 claims covering a 216,000 hectare (2,160 square kilometres) land package (the “Quévillon Project”).