NORTHERN TIER ENERGY

CUSIP: 66582610 Class: COM UN REPR PART

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2015
Shares 55,121 Value ($000) $1,425 Avg Close — Range —
Q3 2015
Shares 44,800 Value ($000) $1,021 Avg Close — Range —