AI-focused software shed $260 billion in value as Goldman Sachs raised alarms about debt financing, triggering sharp momentum reversal, today, Oct. 16, 2026.

U.S. stocks fell, led by the Nasdaq composite, as chip and AI-related shares came under new pressure.

Tech stocks plunged, led by a steep drop in South Korea’s benchmark index, as concerns over soaring A.I. spending and stubborn inflation fueled a sell-off.

Wednesday’s CPI data revived concerns about higher interest rates and sparked a global sell-off in memory-chip stocks.

The S&P 500 Index ($SPX ) (SPY ) closed down by -1.09% on Friday, the Dow Jones Industrial Average ($DOWI ) (DIA ) closed down by -0.34%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) closed down -2.50%. December E-mini S&P futures (ESZ26 ) fell -1.

Investors also listened closely to Fed Chair Kevin Warsh’s speech at the IMF—and they liked what they didn’t hear.

Investors have a ‘love-hate relationship’ with tech stocks now — and experts recommend selectively hunting for bargains while also betting on the major cloud companies.

Oil prices jumped sharply Friday to their highest levels in weeks, as investors assessed the impact of both the Iran and Ukraine-Russia wars on global energy.

Jim Cramer and others are pointing to a handful of quiet winners that keep paying dividends no matter what chip stocks do.

Are tech stocks overpriced, due for a sell-off, or poised for further growth? The tech-heavy Nasdaq-100 index has gained about 109% in the past five years, powered by enthusiasm for the artificial intelligence (AI) boom.

Long-term Treasury yields were plunging Thursday morning amid concerns about the selloff in technology stocks. Traders were also weighing a hotter-than-expected wholesale inflation report. The yield on the 30-year Treasury note was down about 12 basis points to around 5.

Market SummaryWhen the protagonists that have been driving a robust market begin to show signs of weakness, where will investment capital head? On October 16, the US stock market saw all four major indices decline,