Wall Street banks sold extra shares set aside for stronger investor demand, Elon Musk’s firm said.

SpaceX has priced its shares at $135, raising $75 billion in the largest IPO ever as it prepares to debut on the Nasdaq stock exchange.

SpaceX is set for a rare and historic Wall Street debut, raising $75 billion in what could become the largest IPO ever. The listing is expected to value Elon Musk's rocket and…