Changes in Sub. S — hldr's Int (Section 138 of CA 2016) — DATUK CH'NG HUAT SENG

Changes in Sub. S-hldr's Int (Section 138 of CA 2016) VOLCANO BERHAD Particulars of substantial Securities Holder Name DATUK CH'NG HUAT SENG Nationality/Country of incorporation Malaysia Descriptions (Class) ORDINARY SHARE Details of changes No Date of change No of securities Type of Transaction Nature of Interest 1 13 Oct 2026 100,000 Acquired Direct Interest Name of registered holder DATUK CH'NG HUAT SENG Description of "Others" Type of Transaction 2 14 Oct 2026 100,000 Acquired Direct Interest Name of registered holder DATUK CH'NG HUAT SENG Description of "Others" Type of Transaction 3 15 Oct 2026 10,000 Acquired Direct Interest Name of registered holder DATUK CH'NG HUAT SENG Description of "Others" Type of Transaction Circumstances by reason of which change has occurred Acquisition via open market Nature of interest Direct Interest Direct (units) 30,430,800 Direct (%) 16.754 Indirect/deemed interest (units) 0 Indirect/deemed interest (%) 0 Total no of securities after change 30,430,800 Date of notice 16 Oct 2026 Date notice received by Listed Issuer 16 Oct 2026 Announcement Info Company Name VOLCANO BERHAD Stock Name VOLCANO Date Announced 16 Oct 2026 Category Change in the Int