AI-led selloff tests market breadth and risk appetite

Nvidia and semiconductor weakness has pressured technology shares as investors reassess AI-infrastructure spending and growth prospects; Nebius’s softer guidance and sharply higher capex plan add to neocloud execution concerns. Nvidia’s Nov. 17 earnings are a near-term event, but forecasts of a market-moving result are speculative. Reports about Jensen Huang’s departure remain unconfirmed, despite repeated unsupported claims.