NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

Sigma Planning Corp's Holding History (CIK: 0001449126)

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

Q1 2015
Shares 5,199 Value ($000) $260 Avg Close — Range —
Q4 2014
Shares 5,107 Value ($000) $335 Avg Close — Range —