Walmart (WMT) option implied volatility flat

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Wal-Mart Stores (NASDAQ: WMT) Delayed: 119.89 -1.23 (1.02%)
Previous Close $121.12    52 Week High $75.19 
Open $121.58    52 Week Low $56.36 
Day High $122.40    P/E 24.72 
Day Low $119.12    EPS $4.85 
Volume 18,593,245