Who owns National Oilwell Varco Inc option?

Top Holders and Investors of National Oilwell Varco Inc option Stock

Find out what company owns National Oilwell Varco Inc option, who bought National Oilwell Varco Inc option this quarter, and who sold shares of National Oilwell Varco Inc option stock?

Fund or Company Name Number of Shares Valued At As Of
Group One Trading 14300 $471042 Jun 2017
Timber Hill 6200 $203980 Jun 2017
Simplex Trading 903 $56004 Jun 2017