CSI: Result of transaction of Directors, PDMR (Mr. Hoang Xuan Hung)

- Name of issuer: Vietnam Construction Securities Joint Stock Company
- Stock code: CSI
- Securities type: Common stock
- Name of person discharging managerial responsibility /Director: Mr. Hoang Xuan Hung
- Position in the listed company: Deputy Chairperson, General Manager
- Number of shares held by the shareholder before transaction: 822,525 shares (4.9%)
- Number of shares registered for acquisition: 2,000,000 shares
- Number of shares acquired: 1,664,000 shares
- Total holding following transaction: 2,486,525 shares
- Total percentage holding following transaction: 14.8%
- Reason for not completing transaction: The price was not as expected
- Start date of transaction: 17/09/2025
- End date of transaction: 15/10/2025