TOKYO OHKA KOGYO CO., LTD. Logo

TOKYO OHKA KOGYO CO., LTD.

A leading global supplier of photoresists and chemicals for the semiconductor industry.

4186 | T

Overview

Corporate Details

ISIN(s):
JP3571800006
LEI:
Country:
Japan
Address:
川崎市中原区中丸子150番地

Description

TOKYO OHKA KOGYO CO., LTD. (TOK) is a manufacturer of functional materials and processing equipment, primarily for the semiconductor industry. The company is a leading global supplier of photoresists, which are light-sensitive materials essential for the photolithography process in circuit fabrication. TOK leverages its core competencies in world-class microprocessing and high-purification technologies to develop and supply advanced chemical solutions that enable nano-level manufacturing. Its product portfolio includes a wide range of photoresists for various lithography generations (g/i-line, KrF, ArF, EUV), high-purity chemicals, and related processing equipment, supporting the evolution of semiconductors and other electronic devices.

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Date Filing Language Type / Size Actions
2025-12-05 02:16
発行登録追補書類(株券、社債券等)
Japanese ZIP 57.3 KB
2025-11-26 05:52
訂正発行登録書
Japanese ZIP 8.7 KB
2025-08-13 02:27
訂正発行登録書
Japanese ZIP 8.6 KB
2025-08-07 09:01
確認書
Japanese ZIP 8.0 KB
2025-08-07 09:00
半期報告書-第96期(2025/01/01-2025/12/31)
Japanese ZIP 180.1 KB
2025-06-27 07:31
確認書
Japanese ZIP 8.1 KB
2025-06-27 07:26
訂正有価証券報告書-第95期(2024/01/01-2024/12/31)
Japanese ZIP 738.9 KB
2025-05-12 07:37
臨時報告書
Japanese ZIP 32.0 KB
2025-04-17 08:38
訂正有価証券届出書(参照方式)
Japanese ZIP 39.2 KB
2025-04-07 08:22
訂正発行登録書
Japanese ZIP 8.6 KB
2025-04-04 08:05
有価証券届出書(参照方式)
Japanese ZIP 49.3 KB
2025-04-04 08:04
臨時報告書
Japanese ZIP 28.9 KB
2025-04-01 05:48
訂正発行登録書
Japanese ZIP 8.6 KB
2025-04-01 02:39
臨時報告書
Japanese ZIP 25.6 KB
2025-03-28 08:02
内部統制報告書-第95期(2024/01/01-2024/12/31)
Japanese ZIP 23.2 KB

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Insider Transactions

Date Insider Name Position Type Shares Value
No insider transactions recorded for this company.

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