Chinese EV maker Nio raises doubts about its future

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NUVEEN MUNICIPAL OPPORTUNITY FUND, Inc. (NYSE: NIO) Delayed: 3.43 -0.07 (2%)
Previous Close $3.50    52 Week High $14.86 
Open $3.54    52 Week Low $13.31 
Day High $3.55    P/E N/A 
Day Low $3.37    EPS $0.00 
Volume 26,676,434       

TESLA MTRS (NASDAQ: TSLA) Delayed: 354.72 -7.72 (2.13%)
Previous Close $362.44    52 Week High $269.32 
Open $369.14    52 Week Low $141.05 
Day High $385.51    P/E N/A 
Day Low $349.33    EPS $-0.62 
Volume 62,378,305