QUESTAR CORP

CUSIP: 748356102 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q1 2015
Shares 500,000 Value ($000) $11,930 Avg Close — Range —
Q2 2014
Shares 2,500,000 Value ($000) $62,000 Avg Close — Range —
Q1 2014
Shares 2,700,000 Value ($000) $64,206 Avg Close — Range —