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KOSPI snaps three-day rally with 1.38% drop amid oil surge and profit-taking

Seoul stocks fell more than 1 percent on Thursday, ending a three-day winning streak, as investors locked in gains following a sharp rise in oil prices and lingering Middle East tensions. The KOSPI closed at 6,598.87, down 92.03 points, after touching a fresh all-time high earlier in the session.

By Tertius News AI Desk 1 outlet · 3 articles Version 1 Coverage Apr 30, 2026 Published Aug 13

Lead

Seoul stocks ended lower on Thursday, snapping a three-day winning streak, as investors took profits after a sharp rise in international oil prices and amid lingering concerns over the Middle East conflict. The benchmark Korea Composite Stock Price Index (KOSPI) fell 92.03 points, or 1.38 percent, to close at 6,598.87, according to Yonhap News Agency. Earlier in the session, the index had risen as high as 6,750.27, touching a fresh all-time high.

Coverage Comparison

All three reports from Yonhap News Agency (English edition) consistently described the same market movement and attributed the decline to a combination of profit-taking and the spike in crude prices. The reports noted that the index initially opened higher, supported by strong earnings from Samsung Electronics and major U.S. tech firms, before turning lower. The coverage across the wire service's versions remained uniform in tone and facts, with no conflicting information reported.

Key Claims

Market decline: The KOSPI dropped by more than 1 percent, closing at 6,598.87, after touching an intraday high of 6,750.27, according to Yonhap.
Trading volume: Trade volume was heavy at 676.2 million shares worth 34.7 trillion won (about US$23.4 billion), with losers outnumbering winners 666 to 193, as reported by Yonhap.
Investor activity: Foreign investors sold a net 1.45 trillion won worth of local shares, while retail investors bought a net 1.19 trillion won and institutions purchased 283.8 billion won, according to the reports.
Oil price surge: Brent crude, the international benchmark, jumped 6.1 percent to US$118.03 per barrel, and West Texas Intermediate (WTI) rose 6.95 percent to $106.88 per barrel, following U.S. President Donald Trump's statement that he would not lift a naval blockade of Iran until a nuclear deal is secured, as reported by Yonhap.
U.S. Federal Reserve: The reports mentioned that the decline was also influenced by the U.S. Federal Reserve's decision to hold its benchmark interest rate steady for the third consecutive time at the 3.5–3.75 percent range. Analyst Lee Kyoung-min of Daishin Securities was quoted in one version as saying that investors' appetite was sapped as the market interpreted the latest Federal Open Market Committee (FOMC) meeting as showing a hawkish stance.

Perspectives

Market reaction to geopolitical tensions: The oil price surge, triggered by President Trump's remarks on Iran, heightened investor anxiety about inflation and its potential impact on global growth, prompting profit-taking in Seoul stocks.

Impact of corporate earnings: Strong earnings from Samsung Electronics and U.S. tech giants initially boosted market sentiment, but the positive momentum was overshadowed by oil price concerns and perceived hawkish signals from the Federal Reserve.

Federal Reserve's stance: The hold on interest rates, while widely expected, was interpreted by some analysts as a hawkish signal, which dampened risk appetite in the equity market.

How this outlet told it

Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC

Framing: Seoul stocks dip on profit-taking and Middle East concerns — Neutral

Facts Included:

Seoul stocks dipped by more than 1 percent Thursday
KOSPI fell 92.03 points, or 1.38 percent, to end at 6,598.87
Trade volume was heavy at 676.2 million shares worth 34.7 trillion won
Foreigners sold off a net 1.45 trillion won worth of local shares
Brent crude spiked 6.1 percent to US$118.03 per barrel
US Federal Reserve's decision to hold its benchmark interest rate steady

Read the source article →

Yonhap News — English as of Apr 30, 2026, 7:00 AM UTC

Framing: Seoul stocks dip on profit-taking and Middle East concerns — Neutral

Facts Included:

Seoul stocks dipped by more than 1 percent Thursday
KOSPI fell 92.03 points, or 1.38 percent, to end at 6,598.87
Brent crude spiked 6.1 percent to US$118.03 per barrel

Read the source article →

Yonhap News — English as of Apr 30, 2026, 7:30 AM UTC

Framing: Seoul stocks dip on profit-taking and Middle East concerns — Neutral

Facts Included:

Seoul stocks dipped by more than 1 percent Thursday
KOSPI fell 92.03 points, or 1.38 percent, to end at 6,598.87
Trade volume was heavy at 676.2 million shares worth 34.7 trillion won
Foreigners sold off a net 1.45 trillion won worth of local shares
Brent crude spiked 6.1 percent to US$118.03 per barrel
US Federal Reserve's decision to hold its benchmark interest rate steady

Read the source article →

What was claimed, and who backed it

Each row is one claim, attributed to the outlet whose wording states it most clearly. Confidence rates how directly the source text states the claim — explicit and unhedged rates high; hedged, pieced-together, or internally inconsistent statements rate lower. It does not measure whether the claim is true. Status counts the distinct outlets we found asserting it — so a single-source claim can still show high confidence, and a multi-source claim can show medium. Every one of those outlets is named beside the status, so you can check the count against the list. For claims extracted before we began storing that list, the row says so: it names the outlet the claim is quoted from and states that we have not recorded which outlets backed it. Outlets wrote at different times, so a figure that evolves — a casualty count, for example — can legitimately differ between rows; check the "as of" time next to each claim's source.

Claim	Confidence	Status
ClaimSeoul stocks dipped by more than 1 percent Thursday to snap their gains of three consecutive days, after touching a fresh all-time high, as investors cashed in gains amid a sharp rise in international oil prices.	ConfidenceHigh	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimThe benchmark Korea Composite Stock Price Index (KOSPI) fell 92.03 points, or 1.38 percent, to end at 6,598.87, after rising as high as 6,750.27.	ConfidenceHigh	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimTrade volume was heavy at 676.2 million shares worth 34.7 trillion won, with losers outnumbering winners 666 to 193.	ConfidenceHigh	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimForeigners sold off a net 1.45 trillion won worth of local shares, while retail investors and institutions purchased 1.19 trillion won and 283.8 billion won, respectively.	ConfidenceHigh	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimBrent crude, an international oil benchmark, spiked 6.1 percent to US$118.03 per barrel, and the West Texas Intermediate (WTI) price also jumped 6.95 percent to $106.88 per barrel, after U.S. President Donald Trump said he will not lift a naval blockade of Iran until a nuclear deal is secured with Tehran.	ConfidenceHigh	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimThe U.S. Federal Reserve's decision to hold its benchmark interest rate steady for the third consecutive time at the 3.5-3.75 percent range affected the decline in Seoul stocks.	ConfidenceMedium	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC
ClaimInvestors' appetite was sapped as the market interpreted the latest Federal Open Market Committee (FOMC) meeting as showing a hawkish stance, according to Lee Kyoung-min, an analyst at Daishin Securities.	ConfidenceMedium	StatusSingle-source via Yonhap News — English as of Apr 30, 2026, 8:00 AM UTC

Transparency & Audit Trail

1 outlet · 3 articles consulted: Yonhap News — English 7 claims extracted Version 1 Written 2026-08-13