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NGK INSULATORS, LTD. — Investor Relations & Filings

Ticker · 5333 ISIN · JP3695200000 LEI · 353800701BNCL25VYY16 T Manufacturing
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Filings indexed 100 across all filing types
Latest filing 2025-10-31 Capital/Financing Update
Country JP Japan
Listing T 5333

About NGK INSULATORS, LTD.

https://www.ngk-insulators.com/

NGK INSULATORS, LTD. is a manufacturer specializing in advanced ceramic technologies. The company develops and supplies a diverse range of products that support critical infrastructure and address environmental challenges. Core business areas include the automotive sector, with products like ceramic substrates and filters for emissions control; the electronics sector, providing high-performance components for semiconductor manufacturing equipment; and the energy sector, with its foundational electrical insulators. Leveraging over a century of expertise, NGK also produces ceramic membranes for water purification and develops solutions for carbon capture. The company continues to innovate with products such as the EnerCera series of ultra-thin, high-heat-resistance lithium-ion rechargeable batteries.

Recent filings

Filing Released Lang Actions
訂正発行登録書
Capital/Financing Update Classification · 95% confidence The document is a 'Correction to Shelf Registration Statement' (訂正発行登録書) filed with the Kanto Local Finance Bureau by NGK Insulators, Ltd. This document is a regulatory filing related to the company's shelf registration for corporate bonds. Since it is a formal regulatory filing regarding capital structure and financing registration updates that does not fit into specific categories like '10-K' or 'CAP' (which usually refers to specific issuance updates rather than registration amendments), it is best classified as a Regulatory Filing (RNS).
2025-10-31 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 · 100% confidence The document is a 'Report on Status of Purchase of Own Shares' (自己株券買付状況報告書) filed under Article 24-6, Paragraph 1 of the Financial Instruments and Exchange Act of Japan. It details the company's share repurchase activity for the period of September 2025. This specific type of regulatory filing, which reports on the company buying back its own shares, corresponds to the 'Transaction in Own Shares' category.
2025-10-03 Japanese
訂正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 · 100% confidence The document is a 'Report on Purchase of Own Shares' (自己株券買付状況報告書) filed under Article 24-6, Paragraph 1 of the Financial Instruments and Exchange Act of Japan. It details the company's (NGK Insulators, Ltd.) share repurchase activities, including dates, quantities, and prices for the period of August 2025. This falls directly under the category of 'Transaction in Own Shares' (POS).
2025-10-03 Japanese
訂正発行登録書
Capital/Financing Update Classification · 95% confidence The document is a '訂正発行登録書' (Amendment to Shelf Registration Statement) filed with the Kanto Local Finance Bureau by NGK Insulators, Ltd. It relates to the issuance of corporate bonds and updates the shelf registration statement filed in 2024. Since this is a regulatory filing regarding capital/financing registration that does not fit into specific categories like '10-K' or 'ER', and is a formal regulatory submission, it is classified as a Regulatory Filing (RNS).
2025-09-08 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
2025-09-03 Japanese
訂正発行登録書
Capital/Financing Update Classification · 95% confidence The document is titled "訂正発行登録書" (Correction Registration Statement) and is filed with the Kanto Local Finance Bureau Director ("関東財務局長"). It pertains to the registration of corporate bonds ("社債"). The filing reason explicitly states that it is submitted based on Article 24-5, Paragraph 4 of the Financial Instruments and Exchange Act and related regulations, referencing a previously filed Extraordinary Report (臨時報告書). This document is a formal regulatory filing related to the issuance of securities (bonds) and is not a general earnings release, annual report, or management discussion. Since it is a specific regulatory filing concerning capital structure/issuance that doesn't fit perfectly into CAP (which is more about fundraising activities/structure changes) or SHA (which is more about share issues), and given its formal, mandatory nature under Japanese financial law, it falls best under the general regulatory filing category, or potentially a specific capital/financing update if the context was broader. However, given the specific nature of correcting a registration statement for bond issuance, and lacking a specific code for 'Securities Registration Correction,' the most appropriate general category for formal, mandatory regulatory submissions that aren't standard periodic reports is RNS (Regulatory Filings/Miscellaneous). If 'CAP' is interpreted broadly to include debt issuance registration corrections, it could fit there, but RNS is the safer fallback for non-standard regulatory forms. Given the context of '発行登録書' (Registration Statement) for '社債' (Bonds), it is fundamentally a capital/financing document, but the document itself is a *correction* to a registration statement. Since the definitions do not explicitly cover 'Registration Statement Correction,' and it is a formal regulatory document, RNS is the most appropriate fit as a miscellaneous regulatory filing, although it is closely related to financing activities.
2025-07-07 Japanese

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