MONTREAL, QUEBEC--(Marketwire - Jan. 13, 2012) - Osisko Mining Corporation (TSX:OSK)(FRANKFURT:EWX) is pleased to announce that its fourth quarter and year-end 2011 results will be released after market close on February 23, 2012 followed by a conference call on February 24th at 11:00am EST.

Q4 and Year-End Conference Call Information

Those interested in participating in the conference call should dial in at 416-981-9000 (Toronto local and international), or 1-800-931-6421 (North American toll free). An operator will direct participants to the call.

The conference call replay will be available from 1:00 p.m. EST on February 24, 2012 until 11:59 p.m. EST on March 9, 2012 with the following dial in number: 416-626-4100 or Toll-free 1-800-558-5253, access code 21574696.

About Osisko Mining Corporation

Osisko Mining Corporation operates the Canadian Malartic Gold Mine in Malartic, Quebec and is pursuing exploration on a number of properties, including the Hammond Reef Gold Project in Northern Ontario.