NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

MITCHELL SINKLER & STARR/PA's Holding History (CIK: 0001048921)

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

Q3 2014
Shares 2,720 Value ($000) $207 Avg Close — Range —
Q2 2014
Shares 2,595 Value ($000) $214 Avg Close — Range —
Q1 2014
Shares 2,595 Value ($000) $202 Avg Close — Range —
Q2 2013
Shares 11,545 Value ($000) $795 Avg Close — Range —