Chinese EV maker Nio raises doubts about its future

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NUVEEN MUNICIPAL OPPORTUNITY FUND, Inc. (NYSE: NIO) Delayed: 4.78 +0.06 (1.27%)
Previous Close $4.72    52 Week High $14.86 
Open $4.69    52 Week Low $13.31 
Day High $4.81    P/E N/A 
Day Low $4.63    EPS $0.00 
Volume 28,344,859       

TESLA MTRS (NASDAQ: TSLA) Delayed: 396.73 -8.82 (2.17%)
Previous Close $405.55    52 Week High $269.32 
Open $398.09    52 Week Low $141.05 
Day High $402.35    P/E N/A 
Day Low $394.21    EPS $-0.62 
Volume 64,011,416