GCB: Notice of transaction of PDMR (Ngo Thi Thu Huong)

- Name of issuer: Petec Binh Dinh Joint Stock Company
- Stock code: GCB
- Name of person discharging managerial responsibility: Ngo Thi Thu Huong
- Position in the listed company: Member of the BOD; Deputy General Manager
- Number of shares held by the shareholder before transaction: 0 shares (0%)
- Nature of transaction: Order matching & negotiation
- Number of shares to be acquired: 500,000 shares
- Reason for transaction: Increase ownership, portfolio structure
- Expected Start date of transaction: 29/10/2025
- Expected End date of transaction: 21/11/2025