OIL: SK Energy Co., Ltd is no longer principal shareholder

SK Energy Co., Ltd is no longer a principal shareholder of PetroVietnam Oil Corporation with information as follows:
- Name of stock held: OIL
- Number of shares held by principal shareholder before transaction: 54,121,507 shares (5.23%)
- Number of shares disposed: 10,800,000 shares
- Total holding following transaction and total percentage holding following transaction: 43,321,507 shares (4.19%)
- Date of transaction: 22/08/2025