- Name of issuer: Marine supply and engineering service JSC
- Stock code: MAC
- Securities type: Common stock
- Name of person discharging managerial responsibility /Director: Pham Thi Hong Giang
- Position in the listed company: Chief of Supervisory Board
- Number of shares held by the shareholder before transaction: 2,750,000 shares (18.16%)
- Number of shares registered for acquisition: 500,000 shares
- Number of shares acquired: 500,000 shares
- Total holding following transaction: 3,250,000 shares
- Total percentage holding following transaction: 21.47%
- Start date of transaction: 21/07/2023
- End date of transaction: 17/08/2023.