Whenever Tesla’s stock price has surged, so has Musk’s net worth, propelling him multiple times to the position of the world’s richest individual, where he currently sits. Determining the richest between Musk and Bezos is tricky because their net worths fluctuate based on stock prices, investments and business decisions. The title of the world’s richest person, whether held by Musk or Bezos, remains in flux due to the ever-changing dynamics of the stock market and business world.