HMR: New principal shareholder - Nguyen Hai Duy

Nguyen Hai Duy has become a principal shareholder of Hoang Mai Stone Joint Stock Company with information as follows:
- Name of stock held: HMR
- Number of shares held by principal shareholder before transaction: 275,000 shares (4.9%)
- Number of shares acquired: 150,000 shares
- Total holding following transaction and total percentage holding following transaction: 425,000 shares (7.57%)
- Date of transaction: 26/08/2025