Piper Jaffray upgrades Amazon (AMZN) to Buy from Neutral, and raises its price target to $81...

|By:, SA News Editor

Piper Jaffray upgrades Amazon (AMZN) to Buy from Neutral, and raises its price target to $81 from $55. "We believe the superior customer experience will mean continued market share gains, and continued ecommerce innovations." Shares +1.1%.