Nio Inc - ADR (NYSE:NIO) stock is 3.6% higher at 5.45thismorningfollowingabullnotefromMacquarie.OptimisticabouttheChina−basedelectricvehicle(EV)firm′sfutureperformanceandearningscalls,theanalystinquestionupgradedNIOto"outperform"from"neutral"witha6.60 target price. There's room for pessimism to unwind amongst the brokerage bunch, considering 10 of 15 in coverage rate Nio stock a "hold" or worse. Short interest is 15.3% higher over the last month, and the 188.93 million sh ...