Fri, 10/20/2023 - 06:04 Tech Insider Tesla CEO Elon Musk and the Tesla factory in Fremont, California.Nathan Howard and Justin Sullivan via Getty Images Tags Markets, Tech Insider, mi-exclusive, Markets, tesla, elon-musk, Wealth, Billionaires, Earnings, net-worth, electric-vehicles, bernard-arnault Source Elon Musk's fortune plunged by $16 billion in a single day - but he could lose …