NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K203 Class: COM

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q2 2014
Shares 27,600 Value ($000) $555 Avg Close — Range —
Q1 2014
Shares 37,400 Value ($000) $759 Avg Close — Range —