Home Stock Market Commentary Tesla is now the most valued car company with a market cap...Stock MarketStock Market CommentaryTesla is now the most valued car company with a market cap of $85 billion – Source – Yahoo Finance (01/10/2020)By wsw staff - January 10, 2020 Yahoo Finance Alexis Christoforous breaks down how Tesla’s market cap surpassed General Motors and Ford in market cap, sales and profit.