Nio stock jumps after Goldman Sachs upgrade to buy

Go back to Nio stock jumps after Goldman Sachs upgrade to buy
NUVEEN MUNICIPAL OPPORTUNITY FUND, Inc. (NYSE: NIO) Delayed: 3.36 -0.07 (2.04%)
Previous Close $3.43    52 Week High $14.86 
Open $3.37    52 Week Low $13.31 
Day High $3.39    P/E N/A 
Day Low $3.31    EPS $0.00 
Volume 34,317,134