The Exchange does not warrant and holds no responsibility for the veracity of the facts and representations contained in all corporate disclosures, including financial reports. All data contained herein are prepared and submitted by the disclosing party to the Exchange, and are disseminated solely for purposes of information. Any questions on the data contained herein should be addressed directly to the Corporate Information Officer of the disclosing party.

East Coast Vulcan Mining CorporationECVC

PSE Disclosure Form 17-12-A - List of Top 100 Stockholders (Common Shares) Reference: Section 17.12 of the Revised Disclosure Rules

Type of Securities

Common

For the period ended	Sep 30, 2026

Description of the Disclosure
List of Top 100 Stockholders (Common Shares)

Number of Issued Common Shares	6,630,000,000
Number of Treasury Common Shares, if any	-
Number of Outstanding Common Shares	6,630,000,000
Number of Listed Common Shares	963,944,338
Number of Lodged Common Shares	912,004,184
PCD Nominee - Filipino	898,733,868
PCD Nominee - Non-Filipino	13,270,316
Number of Certificated Common Shares	5,231,940,154

Change from previous submission
“In compliance with the requirements of the Exchange & the Commission, we are submitting the Company's report on the Top 100 Stockholders, including the Beneficial Ownership Report by Security (List of PCD Participants) as of September 30, 2026. Four Hundred Eighty-Six Million Fifty-Five Thousand Six Hundred Sixty-Two (486,055,662) Issued and Outstanding Common Shares, which are not yet fully-paid, pertain to the shares of Hilario G. Pagauitan and Sofia G. Pagauitan that were assigned to Techno-Asia Construction and Development Incorporated, pursuant to a Deed of Assignment dated September 11, 2023. There is a difference of one (1) common share between the Number of Lodged Common Shares as of September [912,004,184 common shares (PCD Nominee Filipino – 898,733,868 common shares; PCD Nominee Non-Filipino - 13,270,316 common shares)] and the Number of Lodged Common Shares as of June 30, 2026 [912,004,185 common shares (PCD Nominee Filipino – 896,404,230 common shares; PCD Nominee Non-Filipino – 15,599,955 common shares) only the composition of Filipino and Non-Filipino ].” Please find attached List of Top 100 Stockholders.

Change from previous submission

“In compliance with the requirements of the Exchange & the Commission, we are submitting the Company's report on the Top 100 Stockholders, including the Beneficial Ownership Report by Security (List of PCD Participants) as of September 30, 2026. Four Hundred Eighty-Six Million Fifty-Five Thousand Six Hundred Sixty-Two (486,055,662) Issued and Outstanding Common Shares, which are not yet fully-paid, pertain to the shares of Hilario G. Pagauitan and Sofia G. Pagauitan that were assigned to Techno-Asia Construction and Development Incorporated, pursuant to a Deed of Assignment dated September 11, 2023.

There is a difference of one (1) common share between the Number of Lodged Common Shares as of September [912,004,184 common shares (PCD Nominee Filipino – 898,733,868 common shares; PCD Nominee Non-Filipino - 13,270,316 common shares)] and the Number of Lodged Common Shares as of June 30, 2026 [912,004,185 common shares (PCD Nominee Filipino – 896,404,230 common shares; PCD Nominee Non-Filipino – 15,599,955 common shares) only the composition of Filipino and Non-Filipino ].”

Please find attached List of Top 100 Stockholders.

Filed on behalf by:

Name	Edgardo Caringal
Designation	Senior Vice President - Operations, Chief Compliance Officer