ELON Musk becomes world's first trillionaire as PACEX shares rise Shares of Elon Musk's SpaceX rose 11 percent to $150 in the first day of trading Friday after the biggest initial public offering in history, making the polarizing entrepreneur the world's first trillionaire as he promised to take humanity to Mars. The blockbuster operation, which raised more than $75 billion, is expected to spark a series of large IPOs by AI companies in the coming months. #SpaceXIPOUSStocksOpenHigher #SpaceX