(Bloomberg) -- SpaceX shares jumped on Tuesday, putting the firm on track to overtake both Amazon.com Inc. and Microsoft Corp. to become the fourth largest publicly traded company in the world just days after its blockbuster debut.Most Read from BloombergIran’s Deputy Foreign Minister Confirms Deal Reached With USNetanyahu Pays a Political Price for Trump’s Iran DealStudios in Microsoft’s Xbox Division Brace for ClosuresUS and Iran Agree to Halt War, Restart Middle East Oil ShipmentsUS at Odds W