Stocks expected to have increasing option volume: BABA JD ASHR KWEB NIO

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NUVEEN MUNICIPAL OPPORTUNITY FUND, Inc. (NYSE: NIO) Delayed: 4.35 -0.02 (0.46%)
Previous Close $4.37    52 Week High $14.86 
Open $4.38    52 Week Low $13.31 
Day High $4.38    P/E N/A 
Day Low $4.30    EPS $0.00 
Volume 14,512,269