US Market: Q3 Earnings, Inflation, Treasury and what else?
@JC888:
For week ending Fri, 16 Oct 2026, US stock market delivered highly split performances, heavily dragged down by a sharp tech sector sell-off. The tech-heavy Nasdaq Composite tumbled -4.5% to close at 26,140.03, while the benchmark S&P 500 index fell -1.9% to 7,659.44, marking the worst weekly drops for both indexes since June 2026. In contrast, the Dow Jones index bucked the downward trend, gaining +0.7% to finish at 52,002.41 behind strengths in defensive value, financials, and healthcare. (see below) US market downturn was primarily driven by hot consumer inflation data and intensifying credit concerns over the long-term profitability of massive AI infrastructure investments. These AI and debt jitters battered semiconductor companies, pushing the
