Markets News, Sep. 18, 2025: S&P 500, Dow, Nasdaq Hit Record Highs as Tech Stocks Surge; Intel Jumps as Nvidia to Invest $5 Billion

business • 9/18/2025

Major indexes posted all-time closing highs Thursday as technology stocks surged following news that Nvidia will invest in embattled chipmaker Intel.

Biggest S&P 500 Movers on Thursday Advancers Nvidia (NVDA) said it would invest $5 billion in semiconductor industry peer Intel (INTC) and that the two companies will collaborate on cutting-edge chips for computers and data centers. The vote of confi... [17181 chars]