ABC: Report on ownership changes of major shareholders

- Name of investor: Vu Hoang Viet
- Name of related person: Vu Hanh Quyen
  Relationship with investor: Wife
- Stock code: ABC
- Number and rate of holding shares before transaction:
       + Vu Hoang Viet: 0 shares (0%) 
       + Vu Hanh Quyen: 3,050,000 shares (14.96%)
       Total: 3,050,000 shares (14.96%)
- Number of shares acquired (leading to an ownership rate change 1%): 300,000 shares
       + Vu Hoang Viet: 300,000 shares (1.47%)
       + Vu Hanh Quyen: 0 shares (0%) 
       Total: 300,000 shares (1.47%)
- Number and rate of holding shares after the transaction:
       + Vu Hoang Viet: 300,000 shares (1.47%)
       + Vu Hanh Quyen: 3,050,000 shares (14.96%)
       Total: 3,350,000 shares (16.43%)
- Number and rate of shares held by related person: 300,000 shares (1.47%) 
- Number and rate of shares held along with related person after the transaction: 3,350,000 shares (16.43%)
- Trading date: 10/11/2023.