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I

Idemitsu Kosan Co 5019.T · JPY

Energy · Tokyo Stock Exchange · 🇯🇵 Japan

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1,260.5

+2.44%

Close of 9 Nov 2026, in JPY

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Nissho Kosan Company Ltd109.5m8.19%−18.1m26 Dec 2025
The Vanguard Group, Inc.25.6m1.92%+142.9k31 Jan 2026
Showa Kosan Co., Ltd.24.9m1.86%—26 Dec 2025
BlackRock Institutional Trust Company, N.A.22.1m1.66%+58.6k31 Jan 2026
Daiwa Asset Management Co., Ltd.21.5m1.61%+174k31 Jan 2026
ZEN Co., Ltd.17.8m1.33%+8.5m26 Dec 2025
ENN Co., Ltd.17.6m1.32%+9.6m26 Dec 2025
Norges Bank Investment Management (NBIM)13.4m1.00%+637.9k31 Dec 2025
MI Power Co., Ltd.12.6m0.94%—26 Dec 2025
Dimensional Fund Advisors, L.P.12m0.89%+93.7k31 Jan 2026
Mitsubishi UFJ Asset Management Co., Ltd.9.4m0.70%−31k31 Jan 2026
Charles Schwab Investment Management, Inc.6.4m0.48%+54.9k31 Jan 2026
Geode Capital Management, L.L.C.6.3m0.47%+53.4k31 Dec 2025
BlackRock Advisors (UK) Limited5.4m0.40%+69.1k31 Jan 2026
Bessemer Trust Company, N.A. (US)3.6m0.27%+1.5k31 Oct 2025

Sources and methodology

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