Idemitsu Kosan Co.,Ltd.
A diversified energy and materials firm in oil, petrochemicals, power, and sustainable materials.
5019 | T
Overview
Corporate Details
- ISIN(s):
- N/A
- LEI:
- Country:
- Japan
- Address:
- 千代田区大手町一丁目２番１号
- Sector:
- Manufacturing
- Industry:
- Manufacture of refined petroleum products; manufacture of fossil fuel products
Description
Idemitsu Kosan Co., Ltd. is a diversified energy and materials company. Its core activities include oil and gas exploration and production, petroleum refining, and marketing fuel through an extensive network of service stations. The company is a key player in the petrochemical sector, leveraging integrated operations to become Japan's largest ethylene producer. Beyond fossil fuels, Idemitsu develops and supplies high-performance and sustainable materials. The firm also operates a diverse power generation business with a portfolio of natural gas, solar, wind, biomass, and geothermal plants, supplying electricity to both wholesale and retail customers. A central part of its strategy involves a transition toward carbon neutrality, transforming its core infrastructure into next-generation energy and lifestyle support hubs.
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Filings
| Date | Filing | Language | Size | Actions | |
|---|---|---|---|---|---|
| 2025-09-12 03:14 |
M&A Activity
公開買付届出書
|
Japanese | 430.7 KB | ||
| 2025-09-10 05:04 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 22.7 KB | ||
| 2025-08-29 06:13 |
Registration Form
訂正発行登録書
|
Japanese | 8.6 KB | ||
| 2025-08-08 02:54 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 22.7 KB | ||
| 2025-07-10 02:03 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 22.7 KB | ||
| 2025-07-01 08:09 |
Registration Form
発行登録書（株券､社債券等）
|
Japanese | 25.5 KB | ||
| 2025-06-30 07:00 |
Post-Annual General Meeting Information
臨時報告書
|
Japanese | 23.9 KB | ||
| 2025-06-19 08:46 |
Governance Information
内部統制報告書－第110期(2024/04/01－2025/03/31)
|
Japanese | 24.4 KB | ||
| 2025-06-19 08:35 |
Registration Form
確認書
|
Japanese | 8.1 KB | ||
| 2025-06-19 08:33 |
Annual Report
有価証券報告書－第110期(2024/04/01－2025/03/31)
|
Japanese | 6.0 MB | ||
| 2025-06-10 03:20 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 22.8 KB | ||
| 2025-05-09 04:17 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 25.1 KB | ||
| 2025-04-30 08:33 |
Regulatory News Service
臨時報告書
|
Japanese | 18.5 KB | ||
| 2025-04-11 08:00 |
Major Shareholding Notification
臨時報告書
|
Japanese | 19.6 KB | ||
| 2025-04-10 03:26 |
Transaction in Own Shares
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
|
Japanese | 28.1 KB |
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Market Data
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Financials & KPIs
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Insider Transactions
| Date | Insider Name | Position | Type | Shares | Value |
|---|---|---|---|---|---|
| No insider transactions recorded for this company. | |||||
