H11: Change in shareholding of principal shareholder (Le Van Ba)

- Name of issuer: HUD101 Construction Joint Stock Company
- Stock code: H11
- Securities type: common stock
- Name of principal shareholder: Le Van Ba
- Number of shares held by the principal shareholder before transaction: 105,400 shares (9.94%)
- Number of shares acquired: 1,600 shares
- Total holding following transaction and total percentage following transaction: 107,000 shares (10.09%)
- Purpose of transaction: Increase ownership
- Date of transaction: 11/08/2025