For Immediate Release


Representative: Sunao Manabe, Representative Director, President and COO
(Code no.: 4568, First Section, Tokyo Stock Exchange)
Please address inquiries to Noriaki Ishida, Executive Officer,
Vice President, Corporate Communications Department
Telephone: +81-3-6225-1126

Daiichi Sankyo Announces Determination of Matters Relating to Acquisition of Own Shares

(Based on the Articles of Incorporation pursuant to the provisions of Article 165,

Paragraph 2 of the Companies Act)


Tokyo, Japan (October 31, 2017) – Daiichi Sankyo Company, Limited (hereafter, Daiichi Sankyo) today announced that the Board of Directors approved a resolution on October 31, 2017 to acquire its own shares as described below based on the provisions of Article 156 of the Companies Act as applied by replacing the relevant terms pursuant to the provisions of Article 165, Paragraph 3 of the same act.


1. Reason for acquiring own shares

To enhance capital efficiency and to improve shareholder returns.


2. Details of acquisition

(1) Class of shares to be acquired: Ordinary shares of Daiichi Sankyo

(2) Total number of shares to be acquired: 28,000,000 shares (maximum);

      4.2 % issued shares (excluding treasury shares)

(3) Aggregate amount of acquisition cost: ¥50.0 billion (maximum)

(4) Acquisition period: From November 1, 2017 to March 23, 2018

(5) Acquisition method: Purchase on the Tokyo Stock Exchange



For Reference


Number of treasury shares held by Daiichi Sankyo as of September 30, 2017:

- Total number of issued shares (excluding treasury shares): 663,354,752 shares

- Number of treasury shares: 45,656,591 shares