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Nippon Carbon Co. , Ltd. — Investor Relations & Filings

Ticker · 5302 ISIN · JP3690400001 T Manufacturing
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Filings indexed 63 across all filing types
Latest filing 2026-04-03 Transaction in Own Shar…
Country JP Japan
Listing T 5302

About Nippon Carbon Co. , Ltd.

https://www.carbon.co.jp/english/

Nippon Carbon Co., Ltd. is a manufacturer of advanced carbon and graphite materials. The company's core products include artificial graphite electrodes used in electric arc furnaces for steelmaking, high-performance silicon carbide fibers (NICALON™), and various carbon fiber products. Its portfolio also encompasses specialty materials such as impervious graphite (RESBON®) for corrosion-resistant chemical equipment, molded heat insulators, and carbon-based components for lithium-ion batteries. Leveraging extensive research and development capabilities, the company supplies critical materials to diverse high-technology sectors. Established in 1915, Nippon Carbon is recognized as a pioneer in the carbon industry.

Recent filings

Filing Released Lang Actions
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）
Transaction in Own Shares Classification · 1% confidence The document is a formal report by Nippon Carbon Co., Ltd. under the Financial Instruments and Exchange Act detailing the number of shares repurchased and held as treasury stock during the period March 1–31, 2026. It provides daily acquisition figures, total amounts, and cumulative holding data, matching the criteria for a Transaction in Own Shares disclosure. Therefore, it should be classified as POS (Transaction in Own Shares).
2026-04-03 Japanese
確認書
Regulatory Filings Classification · 1% confidence The document is a short statutory “confirmation letter” (確認書) submitted under Japan’s Financial Instruments and Exchange Act alongside an annual securities report (有価証券報告書). It is not the full annual report itself (10-K), nor an AGM document, dividend notice, earnings release, or other specific category. It is a regulatory filing for the FSA, and does not fit any more specific code, so it falls under the general “Regulatory Filings” category (RNS).
2026-03-25 Japanese
有価証券報告書－第167期(2025/01/01－2025/12/31)
Annual Report Classification · 1% confidence The document is a Japanese 'Yuka Shoken Hokokusho' (Securities Report), which is the Japanese equivalent of a 10-K annual report. It contains a formal header identifying the company (Nippon Carbon Co., Ltd.), the fiscal year (167th term, 2025-01-01 to 2025-12-31), and the filing date (2026-03-25). The presence of extensive XBRL-like tags and financial reporting structure confirms it is the full annual financial report. FY 2025
2026-03-25 Japanese
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）
Transaction in Own Shares Classification · 1% confidence The document is a '自己株券買付状況報告書' (Report on Status of Acquisition of Treasury Shares) filed under the Financial Instruments and Exchange Act. It details the company's share buyback activity for the period of February 2026. This specific type of regulatory filing, which reports on the company's transactions in its own shares, corresponds to the 'Transaction in Own Shares' (POS) category.
2026-03-13 Japanese
確認書
Regulatory Filings Classification · 1% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act. It serves as an officer certification by the CEO of Nippon Carbon Co., Ltd. regarding the accuracy of the company's interim report for the period ending June 30, 2025. According to the 'Certification Rule', documents that are primarily officer certifications or attestations, even if they reference a specific report type, should be classified as Regulatory Filings (RNS) rather than the report itself. H1 167
2025-08-08 Japanese
半期報告書－第167期(2025/01/01－2025/12/31)
Interim / Quarterly Report Classification · 1% confidence The document is a '半期報告書' (Semi-Annual Report) for Nippon Carbon Co., Ltd., covering the period from January 1, 2025, to June 30, 2025. It contains detailed financial statements, including the balance sheet, and is filed in accordance with the Financial Instruments and Exchange Act of Japan. As it is a comprehensive financial report for a period shorter than a full fiscal year containing actual financial statements, it is classified as an Interim/Quarterly Report. H1 2025
2025-08-08 Japanese

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