QNT: Change in shareholding of principal shareholder (Dao Dinh Du)

- Name of issuer: Quang Nam Consulting and Investment Development Joint Stock Company
- Stock code: QNT
- Securities type: common stock
- Name of principal shareholder: Dao Dinh Du
- Number of shares held by the principal shareholder before transaction: 1,243,600 shares (38.6%)
- Number of shares acquired: 312,000 shares
- Total holding following transaction and total percentage following transaction: 1,555,600 shares (48.28%)
- Purpose of transaction: Increase investment in the company, implementing Resolution No. 02/2026/NQ-ĐHĐCĐ of the Extraordinary General Meeting of Shareholders dated August 5, 2026
- Date of transaction: 12/08/2026