NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K104 Class: COM

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q3 2013
Shares 2,500 Value ($000) $6 Avg Close — Range —
Q2 2013
Shares 2,500 Value ($000) $7 Avg Close — Range —