India, July 7 -- Korea Stock Market (KRX) Today (July 7): South Korean stocks witnessed a sharp sell-off on Tuesday, with the benchmark KOSPI and technology-heavy KOSDAQ posting steep losses as investors rushed to lock in profits from the recent AI-driven rally.

Despite Samsung Electronics reporting stronger-than-expected preliminary second quarter earnings, investors continued selling heavyweight technology shares amid concerns that AI-related valuations had become too expensive.

Weakness in semiconductor and battery stocks, along with heavy foreign investor selling, weighed heavily on the broader market.

Korea Stock Market (KRX) Today (July 7): Why is the Korean Stock Market Down Today?

South Korea's stock market declined sharply af...