After opening at $6.01, shares of China-based electric vehicle (EV) maker Nio Inc (NYSE:NIO) are 5.8% lower at $5.45 at last glance, brushing off a bull note at J.P. Morgan Securities. The analyst upgraded the EV stock to "neutral" from "underweight" and raised its price target to $5.40 from $4.80, citing the Chinese government's stimulus policy and Nio's newest battery as service (Baas) strategy as potential tailwinds.Also helping the stock move higher today, Nio today launched the L60 SUV in its Onvo unit ...