Corporate Data ■ Corporate Profile (As of March 31, <strong>2009</strong>) Company Name: DAIICHI SANKYO COMPANY, LIMITED Established: September 28, 2005 Headquarters: 3-5-1, Nihonbashi Honcho, Chuo-ku, Tokyo 103-8426, Japan URL: http://www.daiichisankyo.com Business: Research & development, manufacturing, import, and sales & marketing of pharmaceutical products Distribution of Shareholders Paid-in Capital: ¥50,000 million Financial Instrument Firms Treasury Stock, Etc. Employees: 28,895 (consolidated) 1.45% 0.72% Other Companies 6.44% Government and Public 0.00% ■ Stock Information Common Stock Number of shares authorized: 2,800,000,000 Number of shares issued: 709,011,343 Number of shareholders: 84,776 Individuals and Others 14.14% Foreign Investors 28.29% Financial Institutions 48.96% Major Shareholders Name Number of Shares Held (Thousands of Shares) Ratio (%) The Master Trust Bank of Japan, Ltd. (Trust Account) 56,550 7.98 Japan Trustee Services Bank, Ltd. (Trust Account) 47,587 6.71 Nippon Life Insurance Company 40,439 5.70 Japan Trustee Services Bank, Ltd. (Trust Account 4) 36,332 5.12 The Chase Manhattan Bank NA, London SL, Omnibus Account 20,724 2.92 Sumitomo Mitsui Banking Corporation 13,413 1.89 Trust & Custody Services Bank, Ltd. (Stock Investment Trust Account) 12,465 1.76 Tokio Marine & Nichido Fire Insurance Co., Ltd. 9,328 1.32 Mizuho Corporate Bank, Ltd. 8,591 1.21 Mizuho Trust & Banking Co., Ltd. (Mizuho Corporate Bank, Ltd., Retirement Benefit Trust Account) 8,497 1.20 Total 253,930 35.81 Website/IR Information The latest IR information can be found on our website. <strong>Daiichi</strong> <strong>Sankyo</strong>’s Website Top Page Investor Relations Archive http://www.daiichisankyo.com/ir/index.html <strong>Daiichi</strong> <strong>Sankyo</strong> Co., Ltd. <strong>Annual</strong> <strong>Report</strong> <strong>2009</strong> 79
3-5-1, Nihonbashi Honcho, Chuo-ku, Tokyo 103-8426, Japan TEL.: +81-3-6225-1126 http://www.daiichisankyo.com Printed in Japan