Osisko Gold Group Inc., formerly Osisko Development Corp., changed its corporate name and moved its registered office from Québec to Ontario effective July 14, 2026. The company's common shares and warrants transitioned to a new trading symbol, "OGG", on the TSXV and NYSE starting July 20, 2026. New CUSIP and ISIN numbers were assigned to the common shares and various warrant series. The name and office changes were previously approved by shareholders on June 23, 2026. The company operates in the gold mining industry.

On July 14, 2026, the company officially changed its corporate name from Osisko Development Corp. to Osisko Gold Group Inc. and updated its registered office address to 155 University Avenue, Suite 1450, Toronto, Ontario. The company operates in the gold mining industry, focusing on the exploration and development of gold properties.