Analyst expectations for where Amazon stock is headed vary, but Wall Street remains optimistic overall, especially in the short term.

Amazon is doubling down on Prime Day. The retail giant's marquee shopping event kicks off July 8 and will run for 96 hours, twice as long as last year's. The move has Bank of America making a bold sales call: Amazon could rake in more than $21 billion in gross merchandise volume (GMV).

Amazon will soon have as many robots as humans plugging away at its warehouses, the Wall Street Journal reports. And at this rate, it won't be long until the flesh and blood employees are downright outnumbered.

Amazon is on the cusp of using more robots, over one million of them, than humans in its warehouses around the world in an effort to improve productivity.

Amazon now fields more than one million robots in its warehouses and says parity with its human headcount is coming