ICN: Change in shareholding of principal shareholder (Vietnam Construction Development Investment Company Limited)

- Name of issuer: IDICO Investment Construction Oil and Natural Gas JSC
- Stock code: ICN
- Securities type: common stock
- Name of principal shareholder: Vietnam Construction Development Investment Company Limited
- Number of shares held by the principal shareholder before transaction: 3,049,100 shares (14.95%)
- Number of shares disposed: 445,000 shares
- Total holding following transaction and total percentage following transaction: 2,604,100 shares (12.77%)
- Purpose of transaction: Solve the financial needs of the Company
- Date of transaction: 29/05/2025