NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

River Road Asset Management, LLC's Holding History (CIK: 0001341401)

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

Q4 2014
Shares 1,510,781 Value ($000) $99,001 Avg Close — Range —
Q3 2014
Shares 1,617,694 Value ($000) $123,107 Avg Close — Range —
Q2 2014
Shares 780,025 Value ($000) $64,235 Avg Close — Range —