South Korea’s KOSPI Rebounds as Samsung and SK Hynix Lead Tech Stock Recovery

South Korea’s benchmark KOSPI index staged a strong recovery on Wednesday, climbing 3.4% to 8,480.21 points after suffering a sharp sell-off in the previous session. The rebound was driven largely by gains in major technology and semiconductor stocks, particularly Samsung Electronics and SK Hynix, which regained some of the significant losses recorded a day earlier.

Samsung Electronics emerged as one of the top performers, rising between 7% and 10% during trading. Investor sentiment improved after reports from Yonhap News indicated that the company is preparing a substantial share buyback program valued at nearly 90 trillion won (approximately $5.8 billion). The move is expected to boost shareholder confidence and support the company’s stock price.

SK Hynix also posted gains, advancing 3.4% amid reports that the memory chip giant is making progress on plans to launch American Depository Receipts (ADRs). A successful ADR listing could attract additional international investment and expand the company’s access to global capital markets.

Despite Wednesday’s rally, both Samsung Electronics and SK Hynix had fallen more than 12% in the previous trading session. South Korean stocks were pressured by several negative developments, including MSCI’s decision not to consider South Korea for developed market status. The announcement dampened investor confidence and contributed to broader market weakness.

Concerns surrounding the artificial intelligence sector also weighed on sentiment. Reports suggesting that SK Hynix may increase its focus on traditional memory chips instead of high-bandwidth memory products used in AI applications raised questions about future growth prospects in the booming AI market.

Tuesday’s market decline was further intensified by heavy selling of leveraged exchange-traded funds (ETFs). The sell-off became so severe that the head of South Korea’s financial watchdog publicly expressed regret over approving the products last month.

Even with recent volatility, the KOSPI remains one of the world’s strongest-performing stock indexes, posting year-to-date gains of nearly 100%. The market’s impressive performance has been fueled largely by AI-related technology stocks, with investors continuing to favor leading semiconductor companies such as Samsung Electronics and SK Hynix amid expectations of sustained demand for advanced chip technologies.