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 November 2025
Commission File Number: 001-41369
Osisko Development Corp.
(Translation of registrant’s name into English)
1100 Avenue des Canadiens-de-Montréal,
Suite 300
(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
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| 99.1 |
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Material Change Report, dated November 10, 2025 |
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.
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Osisko Development Corp. |
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(Registrant) |
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| Date: December 17, 2025 |
/s/ Laurence Farmer |
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Laurence Farmer |
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General Counsel and Vice President Strategic Development |
