SpiderRock Trading LLC - NATIONAL OILWELL VARCO INC ownership

NATIONAL OILWELL VARCO INC's ticker is and the CUSIP is 63707110. A total of 3 filers reported holding NATIONAL OILWELL VARCO INC in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.7%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of NATIONAL OILWELL VARCO INC
ValueSharesWeighting
Q1 2014$69,000
+176.0%
3,113
+418.8%
0.36%
+161.0%
Q4 2013$25,000
+13.6%
600
-25.0%
0.14%
-20.5%
Q2 2013$22,0008000.17%
Other shareholders

There were no reported owners of NATIONAL OILWELL VARCO INC in Q2 2014.

NameSharesValueWeighting ↓
View complete list of NATIONAL OILWELL VARCO INC shareholders