BTD: Change in shareholding of principal shareholder (Nguyen Duy Hung)

- Name of issuer: Thuduc Centrifugal Concrete Joint Stock Company
- Stock code: BTD
- Securities type: common stock
- Name of principal shareholder: Nguyen Duy Hung
- Number of shares held by the principal shareholder before transaction: 512,310 shares (7.99%)
- Number of shares acquired: 26,900 shares
- Total holding following transaction and total percentage following transaction: 539,210 shares (8.41%)
- Date of transaction: 12/04/2023
- Purpose of transaction: Purchase for investment