GKM: Change in shareholding of principal shareholder (APG Securities Joint Stock Company)

- Name of issuer: GKM Holdings Joint Stock Company
- Stock code: GKM
- Securities type: common stock
- Name of principal shareholder: APG Securities Joint Stock Company
- Number of shares held by the principal shareholder before transaction: 2,638,000 shares (8.39%)
- Number of shares disposed: 272,700 shares
- Total holding following transaction and total percentage following transaction: 2,365,300 shares (7.52%)
- Purpose of transaction: Transaction
- Date of transaction: 10/01/2025