The PSE makes no representation on the accuracy, validity, correctness and completeness of the information stated in the respective PORs of listed companies. The PSE shall use the information contained in the POR submitted by the company in computing a company's weight in the index and this may be updated or adjusted consistent with the policy of the Exchange in managing the PSEi and sector indices.

OceanaGold (Philippines), Inc.OGP

PSE Disclosure Form POR-1 - Public Ownership Report Reference: Amended Rule on Minimum Public Ownership

Report Type

• Monthly
• Quarterly
• Others

Report Date	Dec 31, 2025

Computation of Public Ownership

Number of Issued Common Shares	2,280,000,000
Less: Number of Treasury Common Shares, if any	0
Number of Outstanding Common Shares	2,280,000,000

Less :

A. Directors

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
Brian Douglas Martin	1	0	1	0
Joan D. Adaci-Cattiling	1	0	1	0
David John Bickerton	1	0	1	0
Liang Tang	1	0	1	0
Marius van Niekerk	1	0	1	0
Gregory L. Domingo	1	0	1	0
Tomasa H. Lipana	1	0	1	0
Mia G. Gentugaya	1	0	1	0
	8	0	8	0

B. Officers

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
Brian Douglas Martin	0	0	0	0
Joan D. Adaci-Cattiling	0	0	0	0
David John Bickerton	0	0	0	0
Gemma McDonald	0	0	0	0
Karina P. Dulinayan	0	0	0	0
Dyann C. Rabaya	0	0	0	0
Janine Grace B. Abnasan-Diawan	0	0	0	0
	0	0	0	0

C. Principal/Substantial Stockholders

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
OceanaGold (Philippines) Holdings, Inc.	1,823,999,992	5	1,823,999,997	80
	1,823,999,992	5	1,823,999,997	80

D. Affiliates

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

E. Government

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

F. Banks

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

G. Employees

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

H. Lock-Up Shares

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

I. Others

Name	Direct	Indirect	Total direct & indirect shares	% to Total Outstanding Shares
-	-	-	-	-
	0	0	0	0

Number of Listed Common Shares	2,280,000,000
Total Number of Non-Public Shares	1,824,000,000
Total Number of Shares Owned by the Public	456,000,000
Public Ownership Percentage	20

Other Relevant Information
Brian Douglas Martin, Joan D. Adaci-Cattiling, David John Bickerton, Liang Tang and Marius van Niekerk are nominee directors of OceanaGold (Philippines) Holdings, Inc. ("OGPHI"). The shares reflected in their names in item (A) are beneficially owned by OGPHI and are reflected as indirect shares of OGPHI in item (C).