SpaceX has priced its record-breaking initial public offering at $135 per share on the Nasdaq, aiming for a valuation close to $1.8 trillion. This move could make Elon Musk a trillionaire and establishes SpaceX as one of Wall Street's largest companies.

Elon Musk’s SpaceX on Thursday confirmed it will begin trading on the Nasdaq exchange Friday in the biggest initial public offering in history, a blockbuster market debut that could propel the entrepreneur to trillionaire status. In a filing with the US markets regulator, the company priced more than 555 million shares at US$135 each, placing SpaceX in the top 10 of Wall Street’s biggest companies with a valuation of just under US$1.8 trillion. It will be valued more than Musk’s own Tesla car...