Disappointing third-quarter results from Amazon and Intel and worries about massive AI capital spending drove a broad rotation out of technology stocks.

Continued selling left the Nasdaq on a third straight weekly decline and its worst month in over a year, with defensive sectors outperforming.

The largest crypto theft in history prompted exchanges to tighten security and raised custody and wallet-safety questions.

The collapse followed weak results and underscored investor anxiety over whether heavy AI and chip spending will pay off.

The reported reduction reflects a more cautious financing environment as investors sour on unprofitable AI spending.

The milestone reflects widening deficits and adds to long-term concerns about US fiscal sustainability.

The disclosure raises questions about export-control enforcement and the cloud blind spots in US efforts to block China from advanced chips.

Amazon reported negative free cash flow and held its capital expenditure guidance, unnerving investors about the cost of AI.

Hefty capital expenditures and weaker free cash flow drove the ratings revision during a bruising week for Big Tech.

Escalating Iranian attacks and Russian refinery strikes tightened fuel supplies, lifting crude and prompting warnings of more pain.

The drop highlighted the platform's dependence on Google referral traffic as AI search changes reshape the web.

Surging data-center investment is consuming cash that once funded buybacks and dividends, unsettling Wall Street.

This week's hyperscaler projections punished tech stocks and pushed the Nasdaq to its first three-week losing streak since March.

Experts say existing US export controls largely miss cloud access, leaving gaps in chip-restriction enforcement.

Global diesel prices surged after Ukraine and Iran struck refineries in Russia and the Middle East, boosting downstream earnings.

The tech rout and higher oil prices drove the safe-haven metal lower in a counterintuitive move that puzzled traders.

Tech weakness and a broad risk-asset selloff reshuffled the ranks of the world's most valuable companies.