NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

Zweig-DiMenna Associates LLC's Holding History (CIK: 0001533950)

Note: Option positions (PUT/CALL) are excluded.

Q4 2015
Shares 7,600 Value ($000) $255 Avg Close — Range —
Q3 2014
Shares 3,300 Value ($000) $251 Avg Close — Range —
Q4 2013
Shares 3,100 Value ($000) $247 Avg Close — Range —
Q2 2013
Shares 199,740 Value ($000) $13,762 Avg Close — Range —