NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

VALICENTI ADVISORY SERVICES INC's Holding History (CIK: 0001080201)

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

Q3 2013
Shares 18,307 Value ($000) $1,430 Avg Close — Range —
Q2 2013
Shares 29,507 Value ($000) $2,033 Avg Close — Range —