QTC: Change in shareholding of principal shareholder (Nguyen Thi Mai Lan)

- Name of issuer: Quang Nam Transportation Construction JSC
- Stock code: QTC
- Securities type: common stock
- Name of principal shareholder: Nguyen Thi Mai Lan
- Name of related person: Tran Viet Thang
- Name of related person: Tran Ngoc Hue
- Number of shares held by the principal shareholder before transaction: 143,000 shares (5.3%)
- Number of shares acquired: 104,700 shares
- Total holding following transaction and total percentage following transaction: 247,700 shares (9.17%)
- Number, ownership proportion of shares/ fund certificates currently held by the related person:19,175 shares (0.71%)
- Number, ownership proportion of shares/ fund certificates held by individual/ organization investor together with related persons after the transactions:266,875 shares (9.88%)
- Purpose of transaction: restructure investment
- Date of transaction: 14/10/2025