QUESTAR CORP

CUSIP: 74835610 Class: COM

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

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

Q2 2014
Shares 13,106 Value ($000) $325 Avg Close — Range —
Q1 2014
Shares 105,515 Value ($000) $2,509 Avg Close — Range —