KEY POINTS
  • Piper Jaffray reaffirms its overweight rating for Amazon shares, citing the strength of its ad business as a key component of the company's future profitability.
  • "Investors should be focused on Amazon advertising now; this is a major driver to results and valuation today and continuing in the coming quarters & years," analyst Michael Olson says.
Jeff Bezos

Amazon's stunning growth in the internet advertising market will boost the company's shares, according to Piper Jaffray.

The firm reaffirmed its overweight rating for the internet giant's stock, predicting its ad business profits will surpass its cloud computing income by 2021.