AI Capex Fears Sink AMD 9% and SpaceX 7.5% as Compute Costs Bite
Despite beating earnings, AMD shares plunged 9% after hours and SpaceX lost 7.5% as the AI sector’s high capital expenditure and rising borrowing costs ignited a fresh round of investor unease. The selloff shows that the cost of compute remains the dominant risk for AI‑linked stocks, even in a market buoyed by falling oil and rate‑hike expectations.