Daily Briefing (English)

2026-09-14 · KOSPI & Nasdaq
Headline

KOSPI Plunges 3.26% on Rate Hikes, Oil Concerns, and AI Pacing Debates

Key Takeaways
  • Geopolitical and oil risks resurfaced amid postponed Strait of Hormuz negotiations and renewed Fed rate hike concerns following elevated US core inflation.
  • Semiconductor large-caps slumped under heavy net selling from foreign and institutional investors amid growing debates over slowing big tech AI spending.
  • The KOSPI tumbled 3.26% to close at 6,684.37 and the KOSDAQ fell 1.69% to 806.79, with only defensive sectors such as defense and financials holding up.
Highlights

KOSPI

Joint net selling in the trillions of won by foreign and institutional investors pushed the index below the 6,700 mark to 6,684, led by steep declines in semiconductor and tech shares.

Highlights

KOSDAQ

Weakness in secondary battery and growth tech shares weighed on the index, testing the 800 support level before finishing down 1.69%.

Highlights

NASDAQ

Despite a prior session rebound, real-time index data requires verification as of domestic market close, tracking moves in US overnight futures and interest rate volatility.

Today's Watchlist
  • Potential Fed interest rate hikes and shifts in the dot plot ahead of the September US FOMC meeting
  • Global crude oil prices ($100/bbl range) and USD/KRW volatility stemming from delayed Strait of Hormuz negotiations
  • Foreign investor capital flows into domestic semiconductor equities following commentary from big tech executives on pacing AI development
Risk Note

A convergence of escalating Middle East geopolitical risks and US interest rate uncertainties may amplify risk-off sentiment, underscoring the need to review portfolio defensiveness rather than taking speculative directional bets.

Last updated: 2026-09-14 16:00:14