Komori
Treasury Shares4578Otsuka Holdings Co.,Ltd.Pharmaceuticals

Notice Regarding the Status of Share Repurchases

In August 2026, the company acquired 465,800 shares of treasury stock through market purchases for approximately ¥5.597 billion. Cumulative acquisitions pursuant to the board resolution reached 3,581,800 shares for approximately ¥39.032 billion.

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Progress against acquisition limit

Market purchases on the Tokyo Stock Exchange

Resolved 13 February 2026 / Acquisition period 16 February 2026 to 23 December 2026

—
No Track Record Reported
Limit
Number of Shares7 million shares (maximum)
—
No Track Record Reported
Limit
Amount¥50 billion (maximum)

The darker band is the portion acquired this time (1 August 2026 to 31 August 2026).

Number of Shares
Limit7 million shares (maximum)
Cumulative total3,581,800 shares (as of 31 August 2026)
Current465,800 shares
Amount
Limit¥50 billion (maximum)
Cumulative total¥39,032,081,554 (as of 31 August 2026)
Current¥5,597,125,500
Percentage of total issued shares1.33%
Average acquisition price for this transaction (calculated)¥12,016 per shareCurrent acquisition price ÷ current number of shares acquired
Progress against acquisition limit
ItemDetails
Total number of shares acquired in this transaction465,800 shares
Total current acquisition price¥5,597,125,500
Acquisition date/acquisition period1 August 2026 to 31 August 2026
Method of acquisitionMarket purchases on the Tokyo Stock Exchange
Cumulative number of shares acquired3,581,800 shares (as of 31 August 2026)
Cumulative acquisition cost¥39,032,081,554 (as of 31 August 2026)
Resolution date13 February 2026
Maximum number of shares to be acquired7 million shares (maximum)
Total acquisition price¥50 billion (maximum)
Acquisition period under the resolution16 February 2026 to 23 December 2026
Percentage of total issued shares1.33%
Items this document does not state (2)
Whether acquisition has been completedAverage Acquisition Price

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To report the status of share repurchases conducted pursuant to the board resolution adopted on 13 February 2026 under Article 459, Paragraph 1 of the Companies Act.

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This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Status of Share Repurchases | Otsuka Holdings Co.,Ltd. (4578) timely disclosure | Komori