Notice Regarding Status of Treasury Stock Acquisition

Overview of Capital Policy

Nittetsu Mining Co., Ltd. has been conducting treasury stock acquisitions of common stock based on the board resolution held on February 27, 2026. The maximum number of shares available for acquisition is 5,000,000 shares (representing 6.3% of issued shares), the maximum total amount is 1,000 hundred million yen, the acquisition period is April 1, 2026 to January 29, 2027, and the acquisition method is market purchases. This disclosure reports the actual acquisition status for the period from September 1, 2026 to September 18, 2026. Cumulatively, as of September 30, 2026, acquired shares total 2,156,400 shares and the cumulative acquisition amount is approximately 5,900,000,000 yen.

Impact on Shareholders and Future Policy

While sales and other financial results are not disclosed here, the treasury stock acquisition is regarded as part of capital policy aimed at shareholder returns and maintaining/improving shareholder value. Cumulative acquisitions correspond to just over 40% of the authorized limit, and future acquisitions are expected to continue within the framework of the board resolution. Since acquisitions are implemented through market purchases, the dilution impact on shares is considered limited.