Coinbase Global Inc COIN shares were down on Friday after the company reported downbeat second-quarter earnings.The announcement came amid an exciting earnings season. Here are some key analyst takeaways.COIN stock is slumping now. See real-time price here.JPMorgan On Coinbase GlobalAnalyst Kenneth Worthington maintained a Neutral rating, while reducing the price target from $404 to$342.Coinbase's release was "somewhat of a messy print with lots of moving parts," Worthington said in a note. Revenues contra ...