Nvidia is close to losing its place as the world’s largest company by market valuation. The stock movement Friday put the company on the brink of having a market capitalization below that of Apple The iPhone maker surpassed Nvidia in early trading, according to Dow Jones Market Data. At Friday’s close, Nvidia has a market value of $4.91 trillion, while Apple has a market cap of about $4.9 trillion, according to Dow Jones Market Data.