Nvidia (NVDA) received a major vote of confidence from Wall Street as Barclays analyst Tom O'Malley boosted his price target to $240 from$200, maintaining an “Overweight” rating. The upgrade reflects growing optimism around the chipmaker's dominant position in artificial intelligence (AI) infrastructure spending. Barclays estimates that over $2 trillion will be spent on planned AI initiatives across approximately 40 gigawatts of global capacity over the next four to five years. Using the firm's calculati ...