Komatsu Ltd. ('Komatsu') hereby announces the status of share buyback pursuant to Article 156 of the Companies Act of Japan (the 'Companies Act') as applied pursuant to Article 165, Paragraph 3 of the Companies Act.

Class of shares repurchased Common stock

Total number of shares repurchased 2,965,300 shares

Total purchase price for buyback of shares 15,989,453,486 yen

Period of buyback From October 1, 2025 to October 31, 2025

Method of buyback Purchase at the Tokyo Stock Exchange

Details of the resolution at the meeting of Board of Directors held on April 28, 2025

Class of shares to be repurchased Common stock

Total number of shares to be repurchased Up to 40 million shares

(Represents up to 4.3% of the total number of outstanding shares (excluding treasury stock))

Total purchase price for buyback of shares Up to 100 billion yen

Period of buyback April 30, 2025 to November 28, 2025

Method of buyback Purchase at the Tokyo Stock Exchange

Cumulative number of share buyback as of October 31, 2025, pursuant to the Board of Director's resolution above

Total number of shares repurchased 17,927,600 shares

Total purchase price for buyback of shares 86,224,219,259 yen

Contact:

Tel: +81-(0)3-6849-9703

Email: JP00MB_cc_department@global.komatsu

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