HTT: Change in shareholding of principal shareholder (Phung Thi Ha)

- Name of issuer: Ha Tay Trading Joint Stock Company
- Stock code: HTT
- Securities type: common stock
- Name of principal shareholder: Phung Thi Ha 
- Number of shares held by the principal shareholder before transaction: 1,190,000 shares (5.95%)
- Number of shares acquired: 30,000 shares
- Total holding following transaction and total percentage following transaction: 1,220,000 shares (6.1%)
- Purpose of transaction: Order matching transaction
- Date of transaction: 30/01/2026