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Miraial Co.,Ltd — Investor Relations & Filings

Ticker · 4238 ISIN · JP3910570005 T Manufacturing
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Filings indexed 64 across all filing types
Latest filing 2026-05-18 Transaction in Own Shar…
Country JP Japan
Listing T 4238

About Miraial Co.,Ltd

https://www.miraial.co.jp/en/

Miraial Co., Ltd. is a manufacturer specializing in advanced-function, high-precision plastic products, primarily for the semiconductor sector. The company is a leading global supplier of silicon wafer shipping containers, including Front Opening Shipping Boxes (FOSB) and Front Opening Unified Pods (FOUP), which are essential for the secure transport and contamination-free storage of wafers. Leveraging its expertise in precision molding, machining, and processing of high-performance plastics, Miraial provides comprehensive solutions. These include material analysis, compound resin development, 3D printing, and metrology for quality assurance. The company also designs and manufactures custom production equipment, such as vertical molding machines and automated systems, to meet diverse client needs.

Recent filings

Filing Released Lang Actions
譲渡制限付株式報酬としての自己株式の処分に関するお知らせ
Transaction in Own Shares Classification · 90% confidence The document is an official announcement by the company regarding the disposal of its own treasury shares as restricted stock compensation to directors and officers. It details the number of shares, disposal price, timing, and contractual terms for the restricted shares. This falls squarely under a Transaction in Own Shares (company share repurchase/issuance) rather than a financial report or a dividend/major shareholding change.
2026-05-18 Japanese
臨時報告書
Declaration of Voting Results & Voting Rights Announcements Classification · 98% confidence The text is a Japanese “臨時報告書” filed under the Financial Instruments and Exchange Act, disclosing the detailed voting results of the company’s 58th Annual General Meeting (shareholder resolutions on dividends and director elections). This fits exactly the category for Declaration of Voting Results & Voting Rights Announcements (official shareholder vote results).
2026-04-27 Japanese
確認書
Regulatory Filings Classification · 100% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act. It serves as an officer certification regarding the accuracy of the contents of the Annual Securities Report (有価証券報告書). According to the 'Certification Rule', documents that are primarily officer certifications or attestations, even if they reference a specific report, should be classified as Regulatory Filings (RNS). FY 2026
2026-04-22 Japanese
有価証券報告書－第58期(2025/02/01－2026/01/31)
Annual Report Classification · 100% confidence The document is identified as a 'Yuuka Shouken Houkokusho' (Securities Report), which is the Japanese equivalent of the US 10-K. It explicitly states '有価証券報告書' (Securities Report) in the header, cites the Financial Instruments and Exchange Act Article 24, Paragraph 1, and provides comprehensive financial data for the fiscal year ending January 31, 2026. It is a full annual report, not an announcement or summary. FY 2026
2026-04-22 Japanese
臨時報告書
M&A Activity Classification · 90% confidence The document is an "臨時報告書" (Extraordinary Report) under the Japanese Financial Instruments and Exchange Act, filed due to the board resolution to acquire shares of Futaya Marine Instrumentation to make it a subsidiary. It provides detailed disclosure of a share acquisition transaction (specific subsidiary movement), including share numbers, ownership ratios, and transaction reasons and dates. This aligns with M&A activity announcements. Therefore, the correct classification is M&A Activity (Code: TAR).
2026-04-20 Japanese
布谷舶用計器工業株式会社の株式の取得（子会社化）に関するお知らせ
Regulatory Filings
2026-04-20 Japanese

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