Advantest — Supply Chain & Business Relationships

“We purchase testers from major international manufacturers, primarily Teradyne, Inc., Tokyo Electron Limited, and Advantest Corporation.”

— ASX 20-F, filed 2026-04-01 EDGAR · View source filing ↗

“当連結会計年度において、外部顧客への売上高のうち連結損益計算書の売上高の10%以上を占める顧客 グループはNVIDIAグループ及びTaiwan Semiconductor Manufacturing Co., Ltd.であり、関連するセグメ ントは、いずれも主にテストシステム事業であります。”

— Advantest Corporation Annual securities report, filed 2026-03-31 EDINET (Statutory Japanese annual securities report; quote in the original Japanese) · View source filing ↗

“The customer groups that accounted for 10% or more of the net sales were the NVIDIA Group and Taiwan Semiconductor Manufacturing Co., Ltd. for the fiscal year ended March 31, 2026.”

— Advantest Annual Securities Report and Business Report, 84th fiscal year (official English translation) · View source filing ↗

(Official English translation published by the company; the Japanese original prevails)

“当連結会計年度において、外部顧客への売上高のうち連結損益計算書の売上高の10%以上を占める顧客 グループはNVIDIAグループ及びTaiwan Semiconductor Manufacturing Co., Ltd.であり、関連するセグメ ントは、いずれも主にテストシステム事業であります。”

— Advantest Corporation Annual securities report, filed 2026-03-31 EDINET (Statutory Japanese annual securities report; quote in the original Japanese) · View source filing ↗

“The customer groups that accounted for 10% or more of the net sales were the NVIDIA Group and Taiwan Semiconductor Manufacturing Co., Ltd. for the fiscal year ended March 31, 2026.”

— Advantest Annual Securities Report and Business Report, 84th fiscal year (official English translation) · View source filing ↗

(Official English translation published by the company; the Japanese original prevails)

“当連結会計年度において、外部顧客への売上高のうち連結損益計算書の売上高の10％以上を占める顧客 グループはTaiwan Semiconductor Manufacturing Co., Ltd.およびSamsungグループであり、関連するセ グメントは、それぞれ主に半導体・部品テストシステム事業、半導体・部品テストシステム事業およびメ カトロニクス関連事業であります。”

— Advantest Corporation Annual securities report, filed 2025-03-31 EDINET (Statutory Japanese annual securities report; quote in the original Japanese) · View source filing ↗

Not re-confirmed in the filer’s latest annual report (FY2026-03): fell below the ≥10% disclosure threshold.

“The customer groups that accounted for 10% or more of the net sales were Taiwan Semiconductor Manufacturing Co., Ltd. and the Samsung Group for the fiscal years ended March 31, 2025.”

— Advantest Securities Report, 83rd fiscal year (official English translation) · View source filing ↗

(Official English translation published by the company; the Japanese original prevails)

“Advantest Corporation, a leading semiconductor test equipment supplier, will join Applied’s EPIC platform as an innovation partner to strengthen the links between front-end manufacturing technologies and back-end testing of chips and packages, helping chipmakers bring new designs to market faster.”

— AMAT 8-K, filed 2026-05-14 EDGAR · View source filing ↗

“Competitors in the Semiconductor Test segment include, among others, Advantest Corporation, SPEA S.p.A., and Cohu, Inc.”

— TER 10-K, filed 2026-02-19 EDGAR · View source filing ↗

“On January 10, 2025, Advantest America, Inc., a Delaware corporation, acquired 334,971 shares of our common stock in a private placement for $ 44.78 per share, representing the 5-day trailing volume-weighted average price prior to signing the related private placement agreement.”

— FORM 10-K, filed 2026-02-20 EDGAR · View source filing ↗