LIVE: Nvidia on track to hit world-record $6 trillion market cap

Nvidia is closing in on a world-first $6 trillion market cap, with shares at a record high after a strong outlook and historic buyback. The stock is up 28% in 2026, adding about $1.2 trillion in value and driving a huge chunk of the S&P 500’s 14% gain. U.S. futures are higher Tuesday after the...