US equities

US markets live · July 31, 2026

Material developments only. Each item passed independent evidence and Google News compliance checks.

Why Is Tesla Stock Moving Today?

A report that Tesla prepared to separate its China business met a same-day denial from Elon Musk and Tesla China. The stock is up 0.459% — the market has not priced it.

Why Is AMD Stock Up Today?

AMD is up 6.768% on a sector-wide chip rally driven by Amazon and Microsoft earnings, not by any AMD announcement.

Why Is Carvana Stock Down Today?

Carvana posted record Q2 revenue, net income and adjusted EBITDA, then fell as much as 18% on a full-year outlook that implied slower profit expansion in the second half.

Why Is Amazon Stock Moving Today?

Amazon's profit more than tripled, but $53.4 billion of it is a paper gain on its Anthropic stake. The operating business grew 43%, and AWS posted its fastest growth in 18 quarters.