Citi Upgrades National-Oilwell Varco (NOV) to Buy

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National Oilwell Varco Inc. (NYSE: NOV) Delayed: 19.27 --0 (-0%)
Previous Close $19.27    52 Week High $38.89 
Open $19.27    52 Week Low $25.74 
Day High $19.27    P/E 3.54 
Day Low $19.27    EPS $5.44 
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