QUESTAR CORP

CUSIP: 748356102 Class: COM

GRANDFIELD & DODD, LLC's Holding History (CIK: 0001308016)

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

Q2 2016
Shares 12,343 Value ($000) $313 Avg Close — Range —
Q1 2016
Shares 12,343 Value ($000) $306 Avg Close — Range —
Q4 2015
Shares 11,743 Value ($000) $229 Avg Close — Range —
Q3 2015
Shares 11,743 Value ($000) $228 Avg Close — Range —
Q2 2015
Shares 11,743 Value ($000) $246 Avg Close — Range —
Q1 2015
Shares 11,732 Value ($000) $280 Avg Close — Range —
Q4 2014
Shares 11,732 Value ($000) $297 Avg Close — Range —
Q3 2014
Shares 11,732 Value ($000) $262 Avg Close — Range —
Q2 2014
Shares 34,132 Value ($000) $846 Avg Close — Range —
Q1 2014
Shares 34,132 Value ($000) $812 Avg Close — Range —
Q4 2013
Shares 34,132 Value ($000) $785 Avg Close — Range —
Q3 2013
Shares 34,132 Value ($000) $768 Avg Close — Range —
Q2 2013
Shares 34,132 Value ($000) $814 Avg Close — Range —