RECENT ASSET ADVANCEMENTS AND UPCOMING CATALYSTS CSA (100% Silver Stream - Pending Transaction Closing) Osisko Bermuda Limited ("OBL"), a wholly owned subsidiary of the Corporation, has entered into binding agreements with Metals Acquisition Corp ("MAC") with respect to a silver stream (the "Silver Stream") and backstop copper stream (the "Copper Stream") on the producing CSA mine ("CSA") in New South Wales, Australia. Pursuant to the Silver Stream agreement, MAC will deliver OBL refined silver equal to 100% of payable silver produced from CSA for the life of the mine. The economic effective date of the Silver Stream is February 1, 2023.