The pool of naysayers is thinning out at SodaStream (SODA) and Green Mountain Coffee Roasters (GMCR.DL), with short interest at the end of May for both companies clocking in at a little more than half of last year's peak levels. 

This was particularly good timing for those bailing on SodaStream, as PepsiCo's (PEP -0.41%) buyout chatter broke the next week.

In this video, Fool contributor Rick Munarriz explores the lucky break for SodaStream, but also reveals why there's still enough ammo for another short squeeze.