Osisko Development (ODV) appoints new VP for permitting and compliance

Rhea-AI Filing Summary

Osisko Development Corp. has appointed Ms. Sarah Harrison as Vice President, Permitting and Compliance, effective February 2, 2026. She brings over 13 years of experience in environmental assessment, reclamation, permitting, and regulatory compliance across the mining sector, covering the full mine development lifecycle from exploration through operations.

The company describes itself as a North American gold development business focused on past-producing mining camps with district-scale potential. Its main objective is to become an intermediate gold producer through developing the fully permitted, 100%-owned Cariboo Gold Project in central British Columbia, supported by its Tintic Project in Utah.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of February 2026

Commission File Number: 001-41369

Osisko Development Corp.
(Translation of registrant's name into English)

1100 Avenue des Canadiens-de-Montréal, Suite 300, Montréal, Quebec H3B 2S2
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F [   ]      Form 40-F [ X ]

EXHIBIT INDEX

Exhibit Number		Description
99.1		Press Release dated February 2, 2026

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

		Osisko Development Corp.
		(Registrant)
Date: February 2, 2026		/s/ Alexander Dann
		Alexander Dann
		Chief Financial Officer and VP Finance

EXHIBIT 99.1

Osisko Development Appoints Vice President, Permitting and Compliance

MONTREAL, Feb. 02, 2026 (GLOBE NEWSWIRE) -- Osisko Development Corp. (NYSE: ODV, TSXV: ODV) ("Osisko Development" or the "Company") is pleased to announce the appointment of Ms. Sarah Harrison as Vice President, Permitting and Compliance, effective February 2, 2026. Ms. Harrison joins Osisko Development from JDS Energy & Mining Inc., where she most recently held the position of Project Manager within its Environmental Division.

Ms. Harrison is a permitting and regulatory compliance professional with over 13 years of experience across environmental assessment, reclamation, permitting, and regulatory compliance in the mining sector. Her experience spans the full mine development lifecycle, from early-stage exploration through construction and operations, including major permit amendments for large-scale mining projects. Her recent roles include Environmental Manager supporting permitting and compliance activities at Artemis Gold Inc's Blackwater Gold Mine, an environmental compliance leadership role with Arctic Canadian Diamond Company, and regulatory experience with the British Columbia Environmental Assessment Office. Most recently, Ms. Harrison has advised a range of mining clients on navigating British Columbia's permitting and compliance landscape.

"We're pleased to welcome Sarah to our growing team and benefit from her hands-on experience across permitting, regulatory, and environmental compliance within western Canada's mining ecosystem," noted Sean Roosen, Chairman and CEO.

ABOUT OSISKO DEVELOPMENT CORP.

Osisko Development Corp. is a continental North American gold development company focused on past-producing mining camps with district scale potential. The Company's objective is to become an intermediate gold producer through the development of its flagship, fully permitted, 100%-owned Cariboo Gold Project, located in central British Columbia, Canada. Its project pipeline is complemented by the Tintic Project located in the historic East Tintic mining district in Utah, U.S.A., a brownfield property with significant exploration potential, extensive historical mining data, and access to established infrastructure. Osisko Development is focused on developing long-life mining assets in mining-friendly jurisdictions while maintaining a disciplined approach to capital allocation, development risk management, and mineral inventory growth.

For further information, visit our website at www.osiskodev.com or contact:

Sean Roosen	Philip Rabenok
Chairman and CEO	Vice President, Investor Relations
Email:sroosen@osiskodev.com	Email:prabenok@osiskodev.com
Tel: +1 (514) 940-0685	Tel: +1 (437) 423-3644

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this news release. No stock exchange, securities commission or other regulatory authority has approved or disapproved the information contained herein.

FAQ

What did Osisko Development Corp. (ODV) announce in this Form 6-K?

Osisko Development announced the appointment of Sarah Harrison as Vice President, Permitting and Compliance. The update also reiterates the company’s focus on developing its Cariboo Gold Project in British Columbia and the Tintic Project in Utah as key growth assets.

Who is Sarah Harrison, the new Vice President, Permitting and Compliance at ODV?

Sarah Harrison is a permitting and regulatory compliance professional with over 13 years of mining-sector experience. Her background includes environmental assessment, reclamation, permitting, compliance, and major permit amendments for large-scale projects across the full mine development lifecycle.

What relevant experience does Sarah Harrison bring to Osisko Development (ODV)?

She previously worked at JDS Energy & Mining Inc. as Project Manager in its Environmental Division. Her recent roles include environmental and compliance positions linked to large mining projects and work with the British Columbia Environmental Assessment Office, advising mining clients on permitting and compliance.

What is Osisko Development Corp.’s main strategic objective?

Osisko Development’s main objective is to become an intermediate gold producer. It plans to achieve this through the development of its flagship, fully permitted, 100%-owned Cariboo Gold Project in central British Columbia, supported by additional growth from its Tintic Project in Utah.

Which key projects support Osisko Development Corp.’s growth plans?

The company highlights two key projects: the Cariboo Gold Project in central British Columbia, described as fully permitted and 100%-owned, and the Tintic Project in Utah, a brownfield property with significant exploration potential and extensive historical mining data.

In which regions does Osisko Development (ODV) focus its mining activities?

Osisko Development focuses on continental North America, emphasizing mining-friendly jurisdictions. Its flagship Cariboo Gold Project is in central British Columbia, Canada, while the Tintic Project is in the historic East Tintic mining district in Utah, United States.