S12: New principal shareholder Jeon Jong Kyu

Jeon Jong Kyu has become a principal shareholder of Song Da No 12 Joint Stock Company with information as follows:
- Name of stock held: S12
- Number of shares held by principal shareholder before transaction: 249,900 shares (5%)
- Number of shares acquired: 100 shares
- Total holding following transaction and total percentage holding following transaction:250,000 shares (5%)
- Date of transaction: 22/05/2026