Advantest stock heads into the open after a 1.1 percent gain

At the close on September 22, 2026, Advantest stock reached JPY 34,102, while Nasdaq gained 0.45 percent. US chip shares and the scheduled US-China summit shape the session context.

Advantest stock closed at JPY 34,102 on the Tokyo Stock Exchange on September 22, 2026, up 1.1 percent. The Nasdaq Composite closed at 27,244.28, gaining 0.45 percent in the same session, giving the semiconductor sector a stronger reference backdrop.

September 22, 2026 in numbers

Advantest Corporation (ISIN JP3122400009) added JPY 370 to the previous close on September 22, 2026. The session followed a broader technology-led advance, while Japanese financial markets were closed on September 22 for a holiday, as Kelo reported.

US semiconductor shares also supported the international chip backdrop: Reuters reported that Micron gained 5 percent and SanDisk rose about 7 percent on September 22, 2026. The Nasdaq Composite reached a record closing level of 27,244.28, up 122.19 points or 0.45 percent.

Market events for September 23, 2026

The September 23, 2026 market agenda includes flash September purchasing manager surveys, an Indonesia interest-rate decision, and a US Treasury auction of USD 70 billion in five-year notes, according to Kelo. These macro events can affect semiconductor valuations through rates and technology-sector sentiment. A US-China leaders summit is scheduled for September 24, 2026, keeping trade and technology policy in the near-term market agenda.