QUESTAR CORP

CUSIP: 748356102 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q2 2016
Shares 61,000 Value ($000) $1,548 Avg Close — Range —
Q1 2016
Shares 61,000 Value ($000) $1,513 Avg Close — Range —
Q4 2015
Shares 56,000 Value ($000) $1,091 Avg Close — Range —
Q3 2015
Shares 51,900 Value ($000) $1,007 Avg Close — Range —
Q2 2015
Shares 55,600 Value ($000) $1,163 Avg Close — Range —
Q1 2015
Shares 57,000 Value ($000) $1,360 Avg Close — Range —
Q4 2014
Shares 59,200 Value ($000) $1,497 Avg Close — Range —
Q3 2014
Shares 59,200 Value ($000) $1,320 Avg Close — Range —
Q2 2014
Shares 59,200 Value ($000) $1,468 Avg Close — Range —
Q1 2014
Shares 59,200 Value ($000) $1,408 Avg Close — Range —
Q4 2013
Shares 59,800 Value ($000) $1,375 Avg Close — Range —
Q3 2013
Shares 64,654 Value ($000) $1,454 Avg Close — Range —
Q2 2013
Shares 71,454 Value ($000) $1,704 Avg Close — Range —