PGN: Vu Quynh Anh is no longer principal shareholder

Vu Quynh Anh is no longer a principal shareholder of Plastic Additives Joint Stock Company with information as follows:
- Name of stock held: PGN
- Number of shares held by principal shareholder before transaction: 474,500 shares (5.01%)
- Number of shares disposed: 3,000 shares
- Total holding following transaction and total percentage holding following transaction: 471,500 shares (4.98%)
- Date of transaction: 21/10/2025