OSISKO ANNOUNCES ANNUAL SHAREHOLDER MEETING RESULTS

Toronto, Ontario (May 31, 2021) – 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 262,643,293 common shares of the Corporation were represented at the Meeting, representing approximately 73.29% 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 management nominees to the board of directors of the Corporation (details in table below); and
• appointment of PricewaterhouseCoopers LLP as auditors of the Corporation for the ensuing year and authorization of the directors to fix their remuneration.

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 gold resource properties in Canada. Osisko holds a 100% interest in the high-grade Windfall gold deposit located between Val-d’Or and Chibougamau in Québec and holds a 100% undivided interest in a large area of claims in the surrounding Urban Barry area and nearby Quévillon area (over 2,700 square kilometres).

For further information please contact:

John Burzynski
Chief Executive Officer
Telephone (416) 363-8653