MTH: New principal shareholder Nguyen Duc Anh

Nguyen Duc Anh has become a principal shareholder of Ha Dong Environment Public Service Joint Stock Company with information as follows:
- Name of stock held: MTH
- Number of shares held by principal shareholder before transaction: 0 shares (0%)
- Number of shares acquired: 641,524 shares
- Total holding following transaction and total percentage holding following transaction:641,524 shares (13.4%)
- Date of transaction: 28/05/2026.