This news release contains “forward-looking information” (within the meaning of applicable Canadian securities laws) and “forward-looking statements” (within the meaning of the U.S. Private Securities Litigation Reform Act of 1995, as amended) (collectively, “forward-looking statements”). Such forward-looking statements, by their nature, require Osisko Gold to make certain assumptions and necessarily involve known and unknown risks and uncertainties that could cause actual results to differ materially from those expressed or implied in these forward-looking statements. Such forward-looking statements are not guarantees of performance and are identified with words such as “may”, “will”, “would”, “could”, “expect”, “believe”, “plan”, “anticipate”, “intend”, “estimate”, “potential”, “propose”, “project”, “outlook”, “foresee”, “continue”, “objective”, “strategy”, variants of these words or the negative or comparable terminology, as well as terms usually used in the future and the conditional. Information contained in forward-looking statements is based upon certain material assumptions that were applied in drawing a conclusion or making a forecast or projection, including statements pertaining to: the availability and use of proceeds of the 2025 Financing Facility (including the ability and timing to satisfy conditions precedent to subsequent draws under the 2025 Financing Facility (if at all)) and proceeds from the Convertible Offering; continued advancement and de-risking of the Cariboo Gold Project (if at all); the ability to develop the Cariboo Gold Project; the exploration potential, prospectivity and potential for future discoveries (if any) of its properties; expectations regarding the Company’s capital requirements to advance the Cariboo Gold Project to production; the ability of the Company to raise or arrange for the remaining funding required to complete the construction of the Cariboo Gold Project; the Company’s strategy and objectives relating to the Cariboo Gold Project as well as its other projects; the impact of the 2025 Financing Facility, the Convertible Offering, and other financings on the Company and its financial position and allocation; the ability of the Company to service and repay principal related to the 2025 Financing Facility and the Convertible Offering whether from the operation of the Cariboo Gold Project or other sources of funds; the assumptions, qualifications and limitations relating to the Cariboo Gold Project being fully permitted and the advancement of pre-construction and early works activities; the anticipated timing for the Bonanza Ledge water treatment plant to become fully operational in Q3 2026; whether the Company’s water treatment plant and facilities will operate to expectations and meet permit conditions; the ability, progress and timing in respect of underground development at the Cariboo Gold Project, including development from the Cow Portal into the Lowhee Zone, along the main access ramp into the Cow Mountain Zone, and excavation of the Valley Portal; expectations regarding the improvement of underground development rates as headings advance beyond the Lowhee fault zone into more favourable ground conditions; the ability, progress and timing of surface infrastructure construction, including the waste rock storage facility, sediment control pond, mine site complex early works, main water treatment plant, and installation of the Willow River Bridge expected to commence in Q3 2026; the anticipated benefits and capacity of the expanded camp to meet peak construction and exploration manpower requirements; the progress and timing of detailed engineering, procurement activities, project readiness, and third-party reviews to de-risk the Project and support construction readiness planning; the ability, progress and timing in respect of exploration and infill drilling activities at the Cariboo Gold Project and on regional targets, including the surface deeps and near mine gap infill exploration program, the Proserpine regional greenfield target, the Yanks Peak target, and the QR Mine; whether additional mineral resources will be developed as a result of exploration drilling at depth within the Cariboo mine area, and/or on exploration targets beyond the mine area; the ability and expectations of current and planned infill and conversion drilling, including from the underground drill gallery expected to commence in Q3 2026, to support greater definition of existing measured and indicated mineral resources and upgrade inferred mineral resources to higher confidence resource categories and potentially convert such resources into mineral reserves, after considering applicable modifying factors (if at all); the continuation of surface exploration drilling activities and receipt of pending assay results; the utility and significance of the preliminary internal reconciliation analysis of the Lowhee Zone infill program; the continuation of small-scale heap leaching, direct shipping of mineralized material, and test mining activities at the Tintic Project in Q3 and Q4 2026 and into 2027; the ability of the Company to sustain ongoing small-scale processing and mining activities at the Tintic Project (if at all); the continuation of limited activities beyond care and maintenance at the Tintic Project; whether current and planned test mining at Tintic will generate positive cash flow after deducting all costs; the anticipated benefits (if any) of the Support and Benefits Agreement with the District of Wells; assumptions, qualifications and parameters underlying the Cariboo Technical Report (including, but not limited to, the mineral resources, mineral reserves, production profile, mine design and project economics); the ability of the Company to achieve the estimates outlined in the Cariboo Technical Report in the timing contemplated (if at all); the ability to achieve the capital and operating costs outlined in the Cariboo Technical Report (if at all); management’s perceptions of historical trends, current conditions and expected future developments; future mining activities; the ability and timing for the Cariboo Gold Project to reach commercial production (if at all); sustainability and environmental impacts of operations at the Company’s properties; future gold prices; the costs required to advance the Company’s properties; regulatory framework remaining defined and understood; and any other information herein that is not a historical fact may be “forward looking information”.