Osisko Gold Enters Support and Benefits Agreement with the District of Wells for the Cariboo Gold Project

TORONTO, July 22, 2026 (GLOBE NEWSWIRE) -- Osisko Gold Group Inc. (NYSE: OGG, TSXV: OGG) (" Osisko Gold " or the " Company ") is pleased to announce that it has entered into a Support and Benefits Agreement (the " Agreement ") with the District of Wells, British Columbia (the " District "), through the Company's wholly owned subsidiary, Barkerville Gold Mines Ltd., effective July 21, 2026, to support social and economic initiatives within the District in respect of the Company's 100%-owned, fully permitted Cariboo Gold Project (the " Project "). The Agreement reinforces the Company's commitment to being a responsible and proactive member of the community as the Project advances. It provides for social and economic benefits to the District, reflects the Company's commitment to addressing local interests and concerns, and establishes a framework for ongoing collaboration as the Project advances.

"This Agreement reflects a strong and collaborative partnership between the District of Wells and Osisko. As the Project moves toward construction, this Agreement provides us with critical resources and structure to address community needs and ensure that residents benefit from the opportunities ahead. We look forward to building on this foundation together," said Ed Coleman, Mayor of the District of Wells.

"The District and its residents are key partners as we advance the Cariboo Gold Project. Through this Agreement, we remain committed to ensuring that the positive benefits of the Project are felt locally and meaningfully. The initiatives supported under this Agreement are intended to deliver lasting, positive benefits to the community and we look forward to continuing to work closely with the District as the Project progresses," said Greg Perrins, VP, Sustainable Development of Osisko Gold .

Over its three-year term, the Agreement contemplates voluntary financial contri