Global Markets Weekly Update - Summary
Market Overview (October 2026)
Global markets experienced a turbulent week driven by concerns over AI spending, inflation pressures, and the onset of third-quarter earnings season. Major U.S. stock indexes closed mostly lower, with the Nasdaq Composite suffering the most significant decline.
U.S. Market Insights
U.S. stock indexes faced a sell-off, particularly in AI-related stocks, as inflation data exceeded expectations. The Nasdaq Composite fell by 4.48%, while the Dow Jones Industrial Average rose by 0.67%. The Russell 1000 Value Index outperformed growth stocks significantly.
Inflation data revealed a year-over-year CPI increase of 3.7% in September, with core CPI rising to 2.6%. Retail sales increased by 0.8%, largely due to higher gas prices, while jobless claims remained low.
Treasury yields decreased despite inflation surprises, with the 10-year U.S. Treasury yield dropping to around 5.09%.
European Market Insights
The STOXX Europe 600 Index rose by 2.09%, driven by corporate earnings reports and geopolitical tensions affecting energy prices. The DAX and FTSE 100 also saw gains, while concerns over AI infrastructure financing impacted semiconductor stocks.
Eurozone inflation remained elevated, with Spain's CPI at 4.9% and France's at 3.1%. The UK economy showed modest growth with a 0.1% GDP increase in August.
Asian Market Insights
Japan
Japanese stocks fell, with the Nikkei 225 down 5.37%. Concerns over AI-related investments and geopolitical tensions weighed heavily on investor sentiment. The yield on the 10-year Japanese government bond fell to 2.94%.
China
Chinese equities declined, with the CSI 300 Index down 3.40%. Concerns over AI spending and U.S. inflation impacted market performance. Producer inflation accelerated, while consumer prices remained subdued.
South Korea
South Korean markets faced a sharp decline due to a global sell-off in semiconductor stocks. The KOSPI fell to a six-month low but rebounded slightly on Friday.
India
Indian equities advanced, driven by a rebound in technology shares. The Indian rupee strengthened, supported by measures from the Reserve Bank of India to stabilize the currency.
Market Performance Summary
| Index | Friday's Close | Week’s Change | % Change YTD |
|---|---|---|---|
| DJIA | 52,002.41 | 347.46 | 8.20% |
| S&P 500 | 7,659.44 | -152.10 | 11.89% |
| Nasdaq Composite | 26,140.03 | -1,226.14 | 12.47% |
| S&P MidCap 400 | 3,615.78 | -53.39 | 9.40% |
| Russell 2000 | 2,721.37 | -85.61 | 9.65% |
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