India, Oct. 22 -- Korea Stock Market (KRX) Today (October 22): After a powerful rebound lifted South Korean shares in the previous session, investors returned to selling on Thursday, October 22, as renewed doubts about artificial intelligence (AI) spending and heavy profit-taking hit major technology stocks. The benchmark KOSPI fell 2.25% to 5,605.54 in the reported late-morning snapshot, while the tech-heavy KOSDAQ lost 1.60% to around 780.

Samsung Electronics and SK Hynix led the retreat as domestic investors locked in gains from Wednesday's rally. The Bank of Korea's decision to keep interest rates unchanged at 3.00% added another important development to a volatile trading day.

Korea Stock Market (KRX) Today (October 22): Why is the...