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Kospi falls 0.25 percent as oil prices spike

By Markets Desk · 2026-09-10 · 2 min read
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Illustration: Tradingbird

Seoul shares closed lower Thursday, pressured by surging oil prices and rising inflation concerns ahead of US data.

The Korea Composite Stock Price Index dropped 17.72 points to close at 7,033.92. This represents a 0.25 percent decline for the session. Trading volume totaled 418.4 million shares, valued at 28.19 trillion won. Losers outnumbered gainers 443 to 416. Foreign investors sold a net 2.49 trillion won of Korean stocks. Institutional buyers added a net 461.46 billion won. Individual investors bought a net 362.18 billion won.

Escalating tensions in the Middle East drove crude oil prices higher. This surge fueled inflation fears in the region. Investors are monitoring the potential impact on the US Federal Reserve's monetary policy. The market awaits Friday's US consumer price index release. Analysts expect this data to provide clues on future interest rate decisions. Rising energy costs threaten to sustain elevated inflation levels.

Tech stocks lead market decline

Technology shares lagged the broader market on Thursday. Samsung Electronics fell 0.19 percent to 269,000 won. SK hynix declined 0.16 percent to 1.85 million won. LG Energy Solution dropped 1.62 percent to 385,000 won. SK Innovation shed 0.26 percent to 561,000 won. These losses reflect broader sector weakness. The decline in tech stocks outweighed gains in other sectors.

Some industrial and defense names posted gains. Hyundai Motor rose 0.26 percent to 389,000 won. Hanwha Aerospace climbed 1.91 percent to 1.07 million won. These movers provided limited support to the index. The overall market sentiment remained cautious. Traders focused on external economic indicators. Domestic earnings news played a secondary role.

Won strengthens against the dollar

The Korean won appreciated against the US dollar during the session. The currency was quoted at 1,339.2 won per dollar by 3:30 p.m. This marked a 3.1 won gain from the previous close. Overnight US markets also ended lower. The Dow Jones Industrial Average fell 0.77 percent. The Nasdaq Composite declined 0.64 percent. Global risk aversion characterized the trading environment.

Market participants remain focused on inflation trends. The link between oil prices and consumer costs is tight. The Federal Reserve may adjust rates to control price gains. Investors await confirmation from upcoming economic data. The direction of Seoul shares will depend on these external factors. Local market dynamics remain secondary to global macro trends.

Inflation data drives market focus

According to GN markets/inflation, the primary driver for Thursday's decline was inflation anxiety. Surging oil costs have raised fears of persistent price increases. This scenario complicates the path for central bank policies. The market is positioning for potential rate hikes. The release of US CPI data on Friday is critical. Investors seek clarity on the Federal Reserve's next move.

The connection between energy prices and inflation is direct. Higher oil costs feed into broader economic indicators. This dynamic pressures financial markets globally. The Kospi's performance reflects this sensitivity. Future sessions will likely remain volatile. Traders are adjusting positions based on economic forecasts. The focus remains on macroeconomic stability.

Based on reporting by GN markets/inflation (en-US), compiled by the Tradingbird desk.

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