Easy come, easy go. Pandora (P +3.9%) gives back a chunk of its gains as a source claims Comcast...

|About: Pandora Media (P)|By:, SA News Editor

Easy come, easy go. Pandora (P +3.9%) gives back a chunk of its gains as a source claims Comcast (CMCSA) isn't bidding on the Internet radio leader, as was rumored. 36.7% of Pandora's float was shorted as of June 15, making short squeezes easy to come by.