NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K203 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q3 2014
Shares 17,250 Value ($000) $254 Avg Close — Range —
Q2 2014
Shares 17,250 Value ($000) $347 Avg Close — Range —
Q1 2014
Shares 17,250 Value ($000) $350 Avg Close — Range —
Q4 2013
Shares 14,350 Value ($000) $241 Avg Close — Range —