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OceanaGold (Philippines), Inc.OGP

PSE Disclosure Form 17-6 - Initial Statement of Beneficial Ownership of Securities References: SRC Rule 23 and
Section 17.5 of the Revised Disclosure Rules

Name of Reporting Person	Dianne Hazel D. Canita
Date of Event Requiring Statement	Nov 4, 2026
Relationship of Reporting Person to Issuer	Officer

Description of the Disclosure
Please see attached SEC Form 23-A (Initial Statement of Beneficial Ownership of Securities) for Dianne Hazel D. Canita following her election on 4 November 2026 as Corporate Secretary, and as disclosed to the Philippine Stock Exchange on https://edge.pse.com.ph/openDiscViewer.do?edge_no=0b1da8e1c0848d1664d70b69f0a3140b.