# EDGAR Filing Document

**Accession Number:** 0001431852
**File Stem:** 9999999995-25-003968
**Filing Date:** 2025-12
**Character Count:** 1475
**Document Hash:** 654a42c11dd9cd1b325d415a9055bd9a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-25-003968.hdr.sgml**: 20251231

**ACCESSION NUMBER**: 9999999995-25-003968

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251230

**DATE AS OF CHANGE**: 20251231

**EFFECTIVENESS DATE**: 20251230

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Osisko Development Corp.
- **CENTRAL INDEX KEY:** 0001431852
- **STANDARD INDUSTRIAL CLASSIFICATION:** GOLD & SILVER ORES [1040]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** Z4
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-292328
- **FILM NUMBER:** 251615644

**BUSINESS ADDRESS:**
- **STREET 1:** 1100 AVENUE DES CANADIENS-DE-MONTREAL
- **STREET 2:** SUITE 300
- **CITY:** MONTREAL
- **STATE:** A8
- **ZIP:** H3B 2S2
- **BUSINESS PHONE:** 514 940-0685

**MAIL ADDRESS:**
- **STREET 1:** 1100 AVENUE DES CANADIENS-DE-MONTREAL
- **STREET 2:** SUITE 300
- **CITY:** MONTREAL
- **STATE:** A8
- **ZIP:** H3B 2S2

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Ringbolt Ventures Ltd.
- **DATE OF NAME CHANGE:** 20080408

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

## Notice of Effectiveness

**Date:** December 30, 2025

**Time:** 16:30:00

**Form Type:** F-10

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**CIK:** 0001431852

**Company Name:** Osisko Development Corp.

**File Number:** 333-292328