June 16 : Shares of Elon Musk's SpaceX rose more than 10 per cent in premarket trading on Tuesday, putting the company on course to overtake Amazon.com in market value to become the world's fifth‑largest company, as it extended a post-IPO rally. The stock was last up 10.4 per cent at $212.50, jumping more than 57 per cent above its $135 IPO price and giving the company a market capitalization of nearly $2.8 trillion if gains hold. Amazon's valuation, meanwhile, stands at $2.66 trillion. "We can