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ADVANTEST CORPORATION — Investor Relations & Filings

Ticker · 6857 ISIN · JP3122400009 LEI · 353800EMK32PDKS9XR54 T Manufacturing
Open in API
Filings indexed 104 across all filing types
Latest filing 2026-05-27 Transaction in Own Shar…
Country JP Japan
Listing T 6857

About ADVANTEST CORPORATION

https://www.advantest.com/

Advantest Corporation is a leading manufacturer of automatic test equipment (ATE) and measurement solutions for the semiconductor industry. The company designs, manufactures, and sells a comprehensive portfolio of products including semiconductor and component test systems, mechatronic systems such as test handlers and device interfaces, and electron beam (EB) systems used for fine exposure, processing, and measurement of silicon wafers and photomasks. These leading-edge systems are critical for ensuring the quality, reliability, and performance of semiconductor devices throughout the design and production process. Advantest's solutions enable the development of advanced technologies that power a wide range of applications, from high-performance computing and AI to automotive and consumer electronics.

Recent filings

Filing Released Lang Actions
事後交付型譲渡制限付株式ユニット制度に基づく自己株式の処分の払込完了に関するお知らせ
Transaction in Own Shares Classification · 90% confidence The document is a Japanese notice titled “事後交付型譲渡制限付株式ユニット制度に基づく自己株式の処分の払込完了に関するお知らせ” which details the completion of payment procedures for the disposal of treasury shares under a restricted stock unit scheme. It specifies the number of shares sold, price per share, total amount, recipient category (employees), and payment date. This is a company disposing (selling) its own treasury shares, which falls under the “Transaction in Own Shares” category.
2026-05-27 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 · 90% confidence The document is a statutory report filed under Japan’s Financial Instruments and Exchange Act Article 24-6-1 detailing the status of the company’s own share acquisitions (number of shares repurchased, total amount, disposal/cancellation, and progress percentages) over a specified period. This is a direct report on the company’s repurchase of its own shares, which matches the definition for Transaction in Own Shares (POS).
2026-05-15 Japanese
パフォーマンス・シェア・ユニット制度に基づく自己株式の処分の払込完了に関するお知らせ
Regulatory Filings
2026-05-07 Japanese
自己株式の取得状況に関するお知らせ
Regulatory Filings
2026-05-07 Japanese
訂正有価証券届出書（参照方式）
Share Issue/Capital Change Classification · 85% confidence The document is a corrected Japanese Securities Registration Statement (“訂正有価証券届出書”) filed under the Financial Instruments and Exchange Act, detailing a new issuance/allotment of treasury shares to directors and executives under a restricted stock and performance share unit scheme. It is not an earnings release, annual report, or management presentation, but a detailed filing concerning share issuance and capital change. Therefore it falls under the “Share Issue/Capital Change” category (SHA).
2026-04-27 Japanese
2025年度決算説明会資料
Regulatory Filings
2026-04-27 Japanese

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