BrandJapan

Idemitsu Kosan Co.,Ltd.

Idemitsu Kosan Co.,Ltd. is a Japan company whose shares trade on TSE under the ticker 5019.T. Annual market values are recorded across 2006–2026, ranging from $2.32 billion to $11.75 billion. The page is refreshed as new exchange closes arrive.

Listed market data

5019.T · TSE · weeklyHistory →

Market cap: $11.8B
Share price: ≈ JPY 1553.50
1Y change: +30.6%
3Y change: +127.8%
Since first close: +173.7%

· updated 2026-10-19Source ↗

Financial history

Full market history

MonthCloseMarket capChange

2026-10JPY 1557.50≈ $11.8B-2.1%
2026-09JPY 1590.50≈ $12.0B+12.0%
2026-08JPY 1420.00≈ $10.7B+8.3%
2026-07JPY 1311.00≈ $9.9B+9.4%
2026-06JPY 1198.00≈ $9.0B-14.3%
2026-05JPY 1398.50≈ $10.6B+3.7%
2026-04JPY 1348.50≈ $10.2B-12.5%
2026-03JPY 1541.50≈ $11.6B+3.4%
2026-02JPY 1491.00≈ $11.2B+14.1%
2026-01JPY 1306.50≈ $9.9B+10.4%
2025-12JPY 1183.00≈ $8.9B+2.2%
2025-11JPY 1157.00≈ $8.7B+8.0%
2025-10JPY 1071.50≈ $8.1B+5.5%
2025-09JPY 1016.00≈ $7.7B+3.3%
2025-08JPY 984.00≈ $7.4B+1.6%
2025-07JPY 968.80≈ $7.3B+10.7%
2025-06JPY 875.00≈ $6.6B-0.7%
2025-05JPY 881.50≈ $6.7B-0.3%
2025-04JPY 884.50≈ $6.7B-16.0%
2025-03JPY 1053.00≈ $7.9B+3.9%
2025-02JPY 1013.50≈ $7.6B-2.7%
2025-01JPY 1042.00≈ $7.9B+0.6%
2024-12JPY 1035.50≈ $7.8B+3.6%
2024-11JPY 999.70≈ $7.5B—

Monthly closes · 2024-11 – 2026-10 · full history in market history

VerityRank Score

70/ 100

Based on market presence, financial scale, operational capacity, and brand strength.

Quick Facts

Headquarters

Japan

Market cap

$11.8B

Listing

TSE: 5019.T

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Industry overview: Energy & Chemical

Press coverage

Data Sources & Methodology

This corporate profile is compiled from publicly available sources including company annual reports, SEC/regulatory filings, official press releases, and verified third-party industry databases. Financial figures reflect the most recent fiscal year disclosures and are cross-validated across multiple independent references.

VerityRank Score is calculated using a proprietary multi-dimensional model evaluating market presence, financial strength, operational scale, innovation capacity, and brand influence. Individual dimension scores are normalized against industry peers and updated quarterly.

Disclaimer: This profile is for informational purposes only. VerityRank makes no warranties regarding completeness or timeliness. This content does not constitute investment advice or endorsement.

Key references: TSE: 5019.T

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