Ross Gerber, CEO of Gerber Kawasaki Wealth and Investment Management, has shifted from being a staunch supporter of Elon Musk to a vocal critic. Gerber, an early investor in Tesla Inc. (NASDAQ:TSLA), has significantly reduced his fund’s stake in the company since November. What Happened: Gerber cited Musk’s erratic behavior on social media, the controversial revamp of Twitter, now known as X, and political controversies as reasons for his change of heart. He receives daily calls from clients asking to sell Tesla stock, expressing their desire to distance themselves from Musk, Business Insider …