This undervalued stock has a big opportunity in front of it with AI.Taking profits in chip giant Nvidia (NVDA 2.57%) was a popular move among billionaire hedge fund managers in the first quarter, with a number of notable ones reducing their stakes in the company. Given the run the stock has had, it perhaps should be of little surprise that some big-name investors were taking some profits.Among the billionaires reducing their stakes in Nvidia were Stanley Druckenmiller of Duquesne Capital Management, David T ...