SpaceX shares jumped in premarket trading on Monday following its record-breaking debut last week on the Nasdaq, which marked the biggest initial public offering in history . Shares of SpaceX were around 6% higher at the start of premarket trading, hovering around the $170 mark. SpaceX jumped 19% on Friday with the stock closing at $161 after being priced at $135 per share. That put the company's market capitalization above $2 trillion. Elon Musk 's space company operates the Starlink satellite