A video displays Elon Musk, founder of SpaceX, after the company's initial public offering at the Nasdaq MarketSite in New York on June 12, 2026.Michael Nagle | Bloomberg | Getty ImagesSpaceX underwriters have officially exercised their overallotment of shares in the initial public offering, bringing the total raised to $85.7 billion.Elon Musk's space and artificial intelligence company raised an initial $75 billion on Thursday.The overallotment, which is commonly referred to as the "greenshoe," is bigger than almost all tech IPOs on record. Underwriters typically exercise the overallotment when the stock rises.This is breaking news. Please refresh for updates.