Daicel CorporationTSE: 4202

Notice Concerning the Status of acquisition of Treasury Stocks [PDF: 31.4 KB]

· Issued by Daicel Corporation

Note: This document has been translated from the Japanese original for reference purposes only. In the event of

any discrepancy between this translated document and the Japanese original, the original shall prevail.

December 2, 2025

To whom it may concern,

Company Name: DAICEL CORPORATION Representative: Yasuhiro Sakaki, President and CEO

(Code: 4202, Prime Market of the Tokyo Stock Exchange)

Contact: Masahiko Hirokawa, Executive Officer, Deputy

General Manager, Corporate Support Headquarters and General Manager, Investor Relations & Corporate Communications

(Phone: +81-3-6711-8121)

Notice Concerning the Status of acquisition of Treasury Stocks (Acquisition of Treasury Stock Pursuant to the Articles of Incorporation Based on the Provision of Article 165, Paragraph 2 of the Companies Act)

DAICEL CORPORATION (The "Company") hereby announces the status of acquisition of treasury stocks under the provision of Article 156 of the Companies Act of Japan, as applied pursuant to Article 165, Paragraph 3 of the same Act.

  1. Type of shares acquired: Common stock of the Company

  2. Total number of shares acquired : 4,209,700 shares

  3. Total Acquisition amount: 5,324,141,500 yen

  4. Acquisition period: November 10, 2025 to November 30, 2025

  5. Acquisition method:① Purchase on the Tokyo Stock Exchange market

②Purchase through off-auction own share repurchase trading system of the Tokyo Stock Exchange (ToSTNeT-3)

(Reference)

  1. Details of resolution approved at the Board of Directors 'meeting held on November 6, 2025.

    1. Type of shares to be acquired: Common stock of the Company

    2. Total number of shares to be acquired: 11,000,000 shares (maximum)

      (Representing 4.14% of outstanding shares, excluding treasury shares)

    3. Total amount of acquisition: ¥ 15 billion (maximum)

    4. Acquisition period: November 10, 2025 to March 31, 2026

    5. Acquisition method:① Purchase on the Tokyo Stock Exchange market

      ②Purchase through off-auction own share repurchase trading system of the Tokyo Stock Exchange (ToSTNeT-3)

  2. Cumulative number of treasury stock acquired in accordance with the above resolution of the Board of Directors (as of November 30, 2025)

    1. Total number of shares repurchased 4,209,700 shares

    2. Total repurchase amount 5,324,141,500 yen

[End of document]