NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K203 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2015
Shares 1,569 Value ($000) $1 Avg Close — Range —
Q4 2014
Shares 47,608 Value ($000) $264 Avg Close — Range —
Q3 2014
Shares 61,972 Value ($000) $914 Avg Close — Range —
Q2 2014
Shares 55,917 Value ($000) $1,124 Avg Close — Range —
Q1 2014
Shares 49,770 Value ($000) $1,010 Avg Close — Range —