Elon Musk's new stock rose 19 percent on the New York Stock Exchange on Friday. On Monday, the stock's second day of trading, the rise was even greater: 19.6 percent.
SpaceX is now valued at $2.519 billion (SEK 23.688 billion). The company lands in sixth place among the world's most valuable listed companies, according to the website CompaniesMarketCap.
SpaceX is closest to surpassing tech giant Amazon in fifth place.
After several investors exercised options in the agreement, the value of the IPO increased to $85.7 billion - compared to a previously estimated $75 billion.
