Osisko Mining Inc. (TSX:OSK) ("Osisko" or the "Corporation") is pleased to announce the results of its annual meeting of shareholders (the "Meeting") held earlier today.

A total of 215,532,162 common shares of the Corporation were represented at the Meeting, representing approximately 74.05% of the total number of common shares of the Corporation issued and outstanding.

All matters presented for approval at the Meeting were duly authorized and approved, as follows:

-- election of all ten management nominees to the board of directors of the Corporation; and

-- appointment of PricewaterhouseCoopers LLP as auditors of the Corporation for the ensuing year and authorization of the directors to fix their remuneration.

Detailed voting results regarding the election of directors are as follows:

Name                      Voted For   Voted For  Voted Withhold Voted Withhold
                          (#)         (%)        (#)            (%)
John Burzynski            200,179,929 99.42 %    1,168,184      0.58    %
Jose Vizquerra Benavides  198,066,705 98.37 %    3,281,408      1.63    %
Sean Roosen               198,269,197 98.47 %    3,078,916      1.53    %
Patrick F.N. Anderson     199,211,221 98.94 %    2,136,892      1.06    %
Keith McKay               199,187,777 98.93 %    2,160,336      1.07    %
Amy Satov                 199,491,686 99.08 %    1,856,427      0.92    %
Bernardo Alvarez Calderon 199,486,523 99.08 %    1,861,590      0.93    %
Robert Wares              198,247,951 98.46 %    3,100,162      1.54    %
Andree St-Germain         199,095,196 98.88 %    2,252,917      1.12    %
Cathy Singer              199,948,356 99.31 %    1,399,757      0.70    %

Further details on the above matters, including the report of voting results thereon, are available on SEDAR (www.sedar.com) under Osisko's issuer profile.

About Osisko Mining Inc.

Osisko is a mineral exploration company focused on the acquisition, exploration, and development of precious metal resource properties in Canada. Osisko holds a 100% interest in the high-grade Windfall gold deposit located between Val-d'Or and Chibougamau in Quebec and holds a 100% undivided interest in a large area of claims in the surrounding the Urban Barry area and nearby Quevillon area (over 2,700 square kilometres).

For further information please contact:

John Burzynski

President and Chief Executive Officer

Telephone: (416) 363-8653