KOSPI recovered above the 7200 level after a 3-day decline, closing at 7284.41 with a gain of 427.58 points (6.24%), driven by a 27% overnight surge in SK Hynix ADR and rallies in Samsung Electronics. The rebound was triggered by positive semiconductor sector catalysts including slower US consumer price index (CPI) growth and ASML's better-than-expected earnings. Foreign investors returned with net purchases of 2.3308 trillion won, and a buy-side trading halt was activated 6 minutes after market open as all top 32 stocks by market capitalization posted gains. Analysts identified upcoming Q2 earnings from US Big Tech companies and sustained foreign capital inflows as key variables for further market direction.
KOSPI Surges 6.24% on Semiconductor Rally and Foreign Buying
SK Hynix and Samsung Electronics led the market recovery as semiconductor sector optimism spread across the index. The buy-side circuit breaker triggered 6 minutes into the trading session reflected strong momentum from the opening bell. All 32 largest stocks by market cap posted gains, with the technology sector benefiting from ASML's surprise positive results and easing US inflation data. Securities firms noted that the convergence of favorable overseas semiconductor news created a supportive environment for domestic chip stocks. The 2.3308 trillion won in foreign net buying marked a shift from recent outflow trends, signaling potential improvement in external investor sentiment toward Korean equities.
IBM Stock Plunges 25.21% on AI Infrastructure Sales Miss
IBM shares fell 25.21% in a single session following CEO Arvind Krishna's disclosure of weaker-than-expected revenue performance, marking the company's steepest one-day decline in 58 years since 1968. The company projected Q2 revenue of $17.2 billion, below the Wall Street consensus estimate of $17.8 billion. Poor sales of the AI infrastructure product z17 were identified as the primary cause of the shortfall. Industry analysis attributed the weakness to corporate IT budget prioritization toward servers, storage, and memory procurement, leaving software vendors with reduced allocation. The selloff extended to other software companies including ServiceNow, Adobe, and Workday, which experienced sympathy declines.
President Lee Orders Review of Single-Stock Leveraged ETF Rules
President Lee Jae-myung directed financial authorities to develop supplementary measures for single-stock leveraged exchange-traded funds (ETFs) amid concerns over market volatility amplification. Financial regulators stated that hedging activities associated with these products may contribute to increased volatility in underlying stock markets and indicated that institutional improvements are necessary. The investment industry raised concerns that excessive regulation could repeat the market contraction experienced after derivative product restrictions implemented in 2012. The launch of weekly options on individual stocks has been postponed as the regulatory debate intensifies.
FAQ
What drove KOSPI's recovery above 7200?
KOSPI closed at 7284.41 with a 6.24% gain, driven by a 27% overnight surge in SK Hynix ADR, rallies in Samsung Electronics, slower US CPI growth, and ASML's positive earnings. Foreign investors net purchased 2.3308 trillion won, and all top 32 stocks by market cap posted gains.
Why did IBM stock fall 25.21%?
IBM projected Q2 revenue of $17.2 billion versus the $17.8 billion Wall Street consensus, with CEO Arvind Krishna citing weak sales of the AI infrastructure product z17. The decline marked IBM's largest single-day drop in 58 years since 1968, as corporate IT budgets prioritized hardware over software spending.
What regulatory changes are being considered for leveraged ETFs?
President Lee Jae-myung ordered financial authorities to develop supplementary measures for single-stock leveraged ETFs due to volatility concerns. Regulators stated that hedging activities may amplify market swings, while the investment industry warned that excessive restrictions could repeat the 2012 derivatives market contraction.
