[Osaka Soda] Implementation of Share Buyback | May 2026

Overview of Capital Policy

Osaka Soda acquired 960,000 shares of treasury stock on May 13, 2026, through an off-hours trading operation (ToSTNeT-3) on the Tokyo Stock Exchange. The total amount was 1,782,720,000 yen, aiming to improve shareholder returns and capital efficiency. This transaction is part of the share repurchase plan approved on May 12, 2026, with an upper limit of 5,000,000 shares (4.1% of total outstanding shares). The purchase period is from May 13, 2026, to September 30, 2026, with continued market purchases planned.

Impact on Shareholders and Future Outlook

This share buyback is a strategic measure aimed at increasing shareholder value and is expected to contribute to improved capital efficiency. The acquired shares may be used for future shareholder return policies or share cancellation. Osaka Soda will continue to prioritize shareholder returns and respond flexibly to market conditions and performance as part of its capital policy.