Nvidia (NVDA +2.18%) is now the largest company on the planet; its market cap represents around 7.5% of the value of the S&P 500. As such, if you own any mutual funds or exchange-traded funds (ETFs) -- particularly index funds -- you probably already have a lot of exposure to the giant chipmaker. $245.39+$4.97 (+2.07%) NASDAQ · As of 3:37 PM ET 10/21/26 Premium Feature Moneyball Superscore88/100 Key data points Market capMarket cap calculated using publicly traded shares outstanding only. Does not include u ...