Osisko Mining Completes $25 Million Private Placement Of “Flow-Through” Shares

NOT FOR DISTRIBUTION TO UNITED STATES NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES

Toronto, Ontario (July 27, 2016) – Osisko Mining Inc. (TSX:OSK) (“Osisko” or the “Corporation“) is pleased to announce, further to its announcements on June 27, 2016, that the Corporation has completed a “bought deal” private placement financing of 7,570,000 flow-through common shares of the Corporation (the “Flow-Through Shares), at an average price of approximately $3.33 per Flow-Through Share for total gross proceeds of $25,010,800 (the “Offering“). The Offering was underwritten by a syndicate of underwriters co-led by Canaccord Genuity Corp. and Dundee Securities Ltd., and including Beacon Securities Limited, Cormark Securities Inc., Haywood Securities Inc. and M Partners Inc.

The Corporation intends to use the gross proceeds of the Offering for “Canadian exploration expenses” (within the meaning of the Income Tax Act (Canada)) related to the Canadian exploration projects of Osisko. The Corporation has agreed to renounce such “Canadian exploration expenses” with an effective date of no later than December 31, 2016.

All securities issued to purchasers under the Offering will be subject to a four-month hold period from the date of issuance of the securities, pursuant to applicable securities legislation.

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% in the high-grade Windfall Lake gold deposit located between Val-dOr and Chibougamau in Québec and holds a 100% undivided interest in a large area of claims in the surrounding Urban Barry area (82,400 hectares), a 100% interest in the Marban project located in the heart of Québecs prolific Abitibi gold mining district, and properties in the Larder Lake Mining Division in northeast Ontario, including the Jonpol and Garrcon deposits on the Garrison property, the Buffonta past producing mine and the Gold Pike mine property. The Corporation also holds interests and options in a number of additional properties in northern Ontario. Osisko is well financed with approximately $90 million in cash, cash equivalents and marketable securities (after giving effect to the Offering).

Cautionary Note Regarding Forward-Looking Information

This forward-looking information is based on reasonable assumptions and estimates of management of Osisko, at the time it was made, involves known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of Osisko to be materially different from any future results, performance or achievements expressed or implied by such forward-looking information. Such factors include, among others, risks relating to the completion of the Offering; the timing and ability of the Corporation to complete the formal documentation and obtain the approvals required to complete the Offering; the intended use by the Corporation of the gross proceeds of the Offering; that the gross proceeds of the Offering will be for “Canadian exploration expenses”; that such “Canadian exploration expenses” will be renounced with an effective date no later than December 31, 2016; risks relating to property interests; the global economic climate; metal prices; dilution; ability of Osisko to complete further acquisitions; environmental risks; and community and non-governmental actions. Although the forward-looking information contained in this news release is based upon what management believes, or believed at the time, to be reasonable assumptions, Osisko cannot assure shareholders and prospective purchasers that actual results will be consistent with such forward-looking information, as there may be other factors that cause results not to be as anticipated, estimated or intended, and neither Osisko nor any other person assumes responsibility for the accuracy and completeness of any such forward-looking information. Osisko does not undertake, and assumes no obligation, to update or revise any such forward-looking statements or forward-looking information contained herein to reflect new events or circumstances, except as may be required by law.

For further information please contact:
John Burzynski
President & CEO
Telephone: (416) 363-8653