Elon Musk Sold Investors The Future. Now SpaceX Has To Build It.

SpaceX is trading up on its first full day on the public markets. Here's what it has to do to maintain the momentum.

On its first full day of trading, SpaceX is building on its massive IPO’s momentum. The company is up more than 14% on Monday, hitting a market cap above $2.4 trillion, which places it firmly within the ten largest companies in the world.

Now comes the hard part.

To maintain its momentum and lofty valuation, SpaceX will have to turn projections into real …