• Osisko Gold Group reorganized its corporate structure through a name change from Osisko Development, effective July 14, 2026.
• Registered office moved to Ontario from Quebec as part of the restructuring.
• Trading symbol shifted to OGG; common shares now carry CUSIP 68827X105, ISIN CA68827X1050.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Osisko Gold Group Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-085139), on July 21, 2026, and is solely responsible for the information contained therein.