TradingKey – OpenAI releases GPT-5.6 and ChatGPT Work, triggering an 11% surge in SoftBank’s stock price and leading gains in Japanese and South Korean stock markets.

During the Asian trading session on July 10, Japanese and South Korean stock markets experienced a broad rally, with the Kospi index surging over 3% and the Nikkei 225 rising nearly 2%. SoftBank delivered the most stellar performance, far outperforming other heavyweight stocks.

Opening higher and continuing its upward momentum today, SoftBank surged 11.41%, breaking through the 6,400 yen (approximately $39) threshold, and is temporarily trading at 6,383 yen, marking a new high in nearly half a month. Meanwhile, Kioxia rose 7%, Samsung Electronics gained 4%, and SK Hynix…