QUESTAR CORP

CUSIP: 748356102 Class: COM

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q2 2014
Shares 28,800 Value ($000) $714 Avg Close — Range —
Q4 2013
Shares 33,395 Value ($000) $768 Avg Close — Range —
Q3 2013
Shares 59,617 Value ($000) $1,341 Avg Close — Range —