NATIONAL OILWELL VARCO INC

CUSIP: 637071101 Class: COM

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

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

Q1 2017
Shares 1,299,459 Value ($000) $52,095 Avg Close — Range —
Q4 2016
Shares 1,256,059 Value ($000) $47,027 Avg Close — Range —
Q3 2016
Shares 1,238,759 Value ($000) $45,512 Avg Close — Range —
Q2 2016
Shares 1,238,759 Value ($000) $41,684 Avg Close — Range —
Q1 2016
Shares 1,162,250 Value ($000) $36,146 Avg Close — Range —
Q4 2015
Shares 869,750 Value ($000) $29,128 Avg Close — Range —
Q3 2015
Shares 588,000 Value ($000) $22,138 Avg Close — Range —