Shareholders Information

Memorandum for Shareholders

Business year From April 1 every year to March 31 of the following year
Annual
shareholders'
meeting		 Held in every June
Record date Annual shareholder's meeting: March 31 every year
Year-end dividend: March 31 every year
Interim dividend: September 30 every year
The day specified and notified in a prior public notice in cases otherwise necessary
Share unit
number		 100 shares
Stock exchanges
where listed		 Tokyo
Stock code 4506
Articles of Incorporation

Articles of Incorporation (PDF/185KB)

Shareholder Positioning (As of September 30, 2025)

Number of shares

Total number of authorized shares: 1,500,000,000
Total number of shares outstanding: 397,900,154 (Including number of treasury stock 610,506)

Number of shareholders

62,613

Number of shares by category

Number of shareholders by category

  • *Individuals and others (Including treasury stock)

Major shareholders

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Shareholders Number of shares held (Thousands) Percentage of shareholding(%)
Sumitomo Chemical Co., Ltd. 205,634 51.76
The Master Trust Bank of Japan, Ltd. (Trust account) 33,154 8.53
Custody Bank of Japan, Ltd. (Trust account) 12,289 3.09
SMBC Trust Bank Ltd.
(Trust account for Sumitomo Mitsui Banking Corporation’s retirement benefits) 		7,000 1.76
Sumitomo Life Insurance Company 5,776 1.45
GOLDMAN, SACHS & CO. REG 5,380 1.35
Inabata & Co., Ltd. 4,400 1.11
Nippon Life Insurance Company 3,790 0.95
STATE STREET BANK AND TRUST COMPANY 505001 2,930 0.74
GOVERNMENT OF NORWAY 2,854 0.72
  • *1Percentage of shareholding is calculated excluding treasury stock (610,506 shares*).
    *Exclude 1,000 shares under name of the Company which are not owned by the Company substantially.
  • *2The numbers of shares held are rounded down to the nearest thousand shares.

Share Price and Trading Volume Trends (Tokyo Stock Exchange)

For details, please refer to Share Price Chart available under the Shareholders and Investors section.