Komatsu updates progress on share buyback program

Komatsu Ltd. repurchased 2,165,800 common shares totaling JPY 11,157,794,472 between September 1 and September 30, 2025. These acquisitions were executed through market purchases on the Tokyo Stock Exchange.

This latest repurchase contributes to the overall share buyback program approved by the board of directors on April 28, 2025. The program allows for the acquisition of up to 40 million common shares, representing 4.3% of outstanding shares (excluding treasury stock), with a total purchase price ceiling of JPY 100 billion. The acquisition period extends from April 30, 2025, to November 28, 2025.

As of September 30, 2025, Komatsu has cumulatively repurchased 14,962,300 shares under this resolution, amounting to a total cost of JPY 70,234,765,773.