QUESTAR CORP

CUSIP: 748356102 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q2 2016
Shares 963,422 Value ($000) $24,443 Avg Close — Range —
Q1 2016
Shares 886,097 Value ($000) $21,976 Avg Close — Range —
Q4 2015
Shares 825,788 Value ($000) $16,087 Avg Close — Range —
Q3 2015
Shares 756,326 Value ($000) $14,681 Avg Close — Range —
Q2 2015
Shares 730,010 Value ($000) $15,265 Avg Close — Range —
Q1 2015
Shares 672,141 Value ($000) $16,038 Avg Close — Range —
Q4 2014
Shares 605,227 Value ($000) $15,301 Avg Close — Range —
Q3 2014
Shares 580,650 Value ($000) $12,943 Avg Close — Range —
Q2 2014
Shares 490,923 Value ($000) $12,175 Avg Close — Range —
Q1 2014
Shares 358,669 Value ($000) $8,530 Avg Close — Range —
Q4 2013
Shares 337,494 Value ($000) $7,759 Avg Close — Range —
Q3 2013
Shares 307,829 Value ($000) $6,991 Avg Close — Range —
Q2 2013
Shares 282,508 Value ($000) $6,656 Avg Close — Range —