Advantest & SoftBank Group
14 shared events · Importance 4 · Last updated Aug 21, 2026
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Business
Advantest: Advantest shares soared up to 18%, leading the tech rally and benefiting from strong demand for semiconductor test equipment.
SoftBank Group: SoftBank Group shares spiked over 15% in one session, contributing significantly to the Nikkei's gains.
Apr 21, 2022 · 26 articles
Business
Advantest: Advantest, a major tech stock, saw sharp declines on several days, reflecting tech sector volatility.
SoftBank Group: SoftBank Group saw large swings, often losing 4-6% on down days, reflecting its high beta to tech sentiment.
Jul 24, 2026 · 37 articles
Business
Advantest: Advantest, a technology company, saw strong gains in its stock price, contributing to the overall market's upward trend.
SoftBank Group: SoftBank Group shares showed mixed performance, with some sessions seeing surges and others declines, reflecting its status as a market heavyweight.
May 21, 2026 · 40 articles
International
Advantest: Advantest shares declined, contributing to the weakness in the technology sector.
SoftBank Group: SoftBank Group shares tumbled significantly across several days, contributing to the overall market downturn.
May 18, 2026 · 23 articles
Business
Advantest: Fell up to 10.5% in Tokyo.
SoftBank Group: Fell up to 12.5% in a single session; major investor in OpenAI.
Apr 20, 2026 · 344 articles
unfocused
Advantest: Shares for chip testing equipment maker Advantest gained, benefiting from the overall surge in AI-related technology stocks.
SoftBank Group: SoftBank Group>>> soared, surpassing Toyota>>> to become Japan's most valuable listed company, driven by its heavy focus on AI investments.
May 19, 2026 · 199 articles
International
Advantest: Advantest's shares jumped, supporting the overall rise in the Japanese stock market, fueled by the AI demand.
SoftBank Group: SoftBank Group has surpassed Toyota as Japan's most valuable company due to AI gains, reflecting the strong performance of the tech sector.
Jun 03, 2026 · 97 articles
Business
Advantest: Advantest, a chip-related share, retreated 1.9% despite the general AI rally, indicating not all companies in the sector advanced.
SoftBank Group: SoftBank Group became Japan's most valuable company, surpassing Toyota, driven by its significant investments in AI and the AI boom. Its shares surged over 90% this year.
Jun 01, 2026 · 32 articles
Business
Advantest: Gained on AI-driven demand for chip testing equipment. Benefited from the semiconductor rally.
SoftBank Group: Rose on AI optimism as an OpenAI investor. Benefited from the tech rally.
Jul 14, 2026 · 280 articles
International
Advantest: Advantest shares edged up.
SoftBank Group: SoftBank gained slightly, but is not central.
Apr 08, 2026 · 416 articles
International
Advantest: Advantest declined 5.6% in the tech sell-off.
SoftBank Group: SoftBank shares dropped 6.4%.
Apr 20, 2026 · 480 articles
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