Dexerials Corp.TSE: 4980

Notice Regarding the Status of Share Buyback

· Issued by Dexerials Corp.




December 2, 2025

Company Name: Dexerials Corporation Security Code: 4980

Listing: Prime, Tokyo Stock Exchange

Representative: Yoshihisa Shinya, Representative Director and President Contact: Ryota Washimori, General Manager, PR&IR Department,

Corporate Strategy Division

Phone: +81-285-39-7950

Notice Regarding the Status of Share Buyback

(Share buyback under the provisions of the Articles of Incorporation pursuant to paragraph 1, Article 459

of the Companies Act)

Dexerials Corporation (the "Company") hereby announces that the Company has acquired its own shares as follows, based on a resolution at the meeting of the Board of Directors held on November 12, 2025 with respect to matters concerning the share buyback pursuant to Article 459, paragraph 1 of the Companies Act of Japan and Article 35 of Dexerials' Articles of Incorporation.

  1. Class of share: Common stock of the Company

  2. Total number of shares acquired: 709,600 shares

  3. Total value of shares acquired: ¥2,119,641,237

  4. Period of acquisition: November 13, 2025 to November 30, 2025

  5. Method of acquisition: Purchase from the open market on the Tokyo Stock Exchange

(through discretionary trading by a securities company)

(Reference)

  1. Details of the resolution of the Board of Directors held on November 12, 2025

    1. Class of share: Common stock of the Company

    2. Total number of shares to be acquired: Up to 2,500,000 shares

      (1.42% of the total number of shares issued, excluding treasury stock)

    3. Total value of shares to be acquired: Up to ¥5,000 million

    4. Period of acquisition: November 13, 2025 to December 23, 2025

    5. Method of acquisition: Purchase from the open market on the Tokyo Stock Exchange

      (through discretionary trading by a securities company)

    6. Others: All treasury shares acquired through the resolution pursuant to Article 178 of the Companies Act will be retired on January 16, 2026.

  2. Cumulative total of shares acquired that are based on the above resolution (as of November 30, 2025)

    1. Total number of shares acquired: 709,600 shares

    2. Total value of shares acquired: ¥2,119,641,237

End