On CNBC's “Halftime Report Final Trades,” Joshua Brown, co-founder and CEO of Ritholtz Wealth Management, said he is sticking with NVIDIA Corporation (NASDAQ:NVDA) and not selling the stock.Nvidia surged on Tuesday, climbing past its 52-week high and becoming the first company to reach a $4.5 trillion market capitalization, as major tech firms continue to pour resources into artificial intelligence initiatives. The company's latest advancements include the open-source Newton Physics Engine, now integrated i ...