What happened: Reuters reported that Nvidia rose 2.1% to a record close on October 5, helping lift the Nasdaq to a record high. Microsoft, Meta and Tesla also gained.
Why it matters: AI-related companies continue to carry an outsized share of investor expectations for earnings growth.
What to watch: Earnings season will test whether real revenue and margins can continue to support the scale of AI-driven market valuations.
AI Business™ takeaway: The market is still rewarding AI exposure—but expectations are extremely high.
Source: Reuters, October 5, 2026.