NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K104 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q3 2013
Shares 292,577 Value ($000) $676 Avg Close — Range —
Q2 2013
Shares 292,046 Value ($000) $847 Avg Close — Range —