AI and semiconductor-related stocks were bought following SpaceX's results for July–September 2026, and the Yomiuri 333 Index in the Tokyo market rebounded to close more than ¥250 above the previous day.
In the Tokyo stock market on the 21st, the Yomiuri Stock Price Index (Yomiuri 333) closed at ¥52,347.61, up ¥250.64 from the previous day and rising for the first time in 2 sessions. Of its constituent stocks, 212 rose.
The Nikkei 225 closed at ¥64,621.24, up ¥545.82.
A broad range of stocks, led by AI and semiconductor-related names, was bought after SpaceX reported growth in revenue and other metrics, particularly in its AI business. Rakuten Bank posted the largest gain among Yomiuri 333 constituents at 5.46%, followed by Resonac Holdings and Tokyo Ohka Kogyo.
The largest declines were recorded by Cosmos Pharmaceutical, Tsuruha Holdings and Zensho Holdings, in that order.