QUESTAR CORP

CUSIP: 748356102 Class: COM

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q4 2014
Shares 63,000 Value ($000) $1,593 Avg Close — Range —
Q3 2014
Shares 32,700 Value ($000) $729 Avg Close — Range —
Q2 2014
Shares 27,800 Value ($000) $689 Avg Close — Range —
Q1 2014
Shares 21,700 Value ($000) $516 Avg Close — Range —
Q4 2013
Shares 21,700 Value ($000) $499 Avg Close — Range —
Q3 2013
Shares 21,700 Value ($000) $488 Avg Close — Range —