NAVIGANT CONSULTING

CUSIP: 63935N10 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q2 2016
Shares 239,923 Value ($000) $3,875 Avg Close — Range —
Q1 2016
Shares 300,368 Value ($000) $4,749 Avg Close — Range —
Q4 2015
Shares 109,777 Value ($000) $1,763 Avg Close — Range —
Q3 2015
Shares 12,436 Value ($000) $185 Avg Close — Range —
Q2 2015
Shares 12,436 Value ($000) $185 Avg Close — Range —
Q1 2015
Shares 82,530 Value ($000) $1,070 Avg Close — Range —
Q4 2014
Shares 40,480 Value ($000) $622 Avg Close — Range —
Q1 2014
Shares 60,115 Value ($000) $1,122 Avg Close — Range —
Q4 2013
Shares 43,790 Value ($000) $841 Avg Close — Range —