Osisko Development Corp. announced the appointment of Sarah Harrison as Vice President, Permitting and Compliance, effective February 2, 2026. Harrison brings over 13 years of experience in environmental assessment, permitting, and regulatory compliance in the mining sector, with expertise spanning the full mine development lifecycle in western Canada.

Osisko Development Corp. has completed the sale of its 100% interest in the San Antonio Gold Project in Mexico to Axo Copper Corp., receiving 15.3 million Axo shares (9.99% stake) plus contingent deferred payments including up to US$4 million in cash and additional shares tied to feasibility study completion, gold pour, and future equity financings.

Osisko Development Corp. announced a US$125 million bought deal public offering of 35.3 million common shares at US$3.54 per share to finance drilling and exploration work at its Cariboo Gold Project in British Columbia. The offering includes an over-allotment option for an additional US$18.75 million. Proceeds will be used for mineral resource-to-reserve conversion and general working capital needs.

Osisko Development Corp. announced a US$125 million bought deal public offering of 35.3 million common shares at US$3.54 per share, with an additional over-allotment option for up to 5.3 million shares. The net proceeds will fund infill conversion drilling, at-depth exploration at the Cariboo Gold Project, and general working capital. The offering is expected to close on January 30, 2026, subject to regulatory approvals from the TSX Venture Exchange and New York Stock Exchange.

Osisko Development Corp. announced a US$125 million bought deal public offering of 35.3 million common shares at US$3.54 per share, with an additional over-allotment option for up to 5.3 million shares. The company plans to use net proceeds for infill conversion drilling, at-depth exploration at the Cariboo Gold Project, and general working capital. The offering is expected to close on or about January 30, 2026, subject to regulatory approvals.

Osisko Development Corp. reported a fatal injury to a contractor at its Cariboo Gold Project in British Columbia on January 22, 2026. The company has suspended activities at the project pending an investigation. The incident marks a significant safety concern for the gold development company.

Osisko Development Corp. acquired 8,571,429 units of Niobay Metals Inc. for $1.2 million on December 18, 2025, increasing its ownership stake from 10.8% to 12.3% on a basic basis. The investment was made through its subsidiary Barkerville Gold Mines Ltd. as part of Niobay's private placement offering.

Brunswick Exploration reported promising lithium exploration results from its Anatacau Main Project in Quebec, with drill holes revealing multiple spodumene-bearing pegmatites and high lithium mineralization across a 170-meter strike length.

Osisko Development acquired 6,250,000 units of Falco Resources at C$0.32 per unit, increasing its ownership to approximately 15.9% of outstanding shares through a private placement transaction.

Osisko Development increased its previously announced financing offering from C$30 million to C$60 million, consisting of flow-through shares and common shares, to fund construction of the Cariboo Gold Project.

Osisko Développement has agreed with financial institutions to conduct a C$30 million private placement of national and British Columbia flow-through shares, with proceeds to be used for mining exploration expenses in Canada.

Osisko Development is raising C$30 million through a bought deal offering of flow-through shares, with two tranches of shares priced at C$6.69 and C$6.93 per share, to fund Canadian exploration expenses on its properties in British Columbia.