QUESTAR CORP

CUSIP: 748356102 Class: COM

CANADA PENSION PLAN INVESTMENT BOARD's Holding History (CIK: 0001283718)

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

Q4 2015
Shares 147,905 Value ($000) $2,881 Avg Close — Range —
Q3 2015
Shares 332,805 Value ($000) $6,460 Avg Close — Range —
Q2 2015
Shares 324,705 Value ($000) $6,790 Avg Close — Range —
Q1 2015
Shares 365,505 Value ($000) $8,721 Avg Close — Range —
Q4 2014
Shares 485,405 Value ($000) $12,271 Avg Close — Range —
Q3 2014
Shares 433,305 Value ($000) $9,658 Avg Close — Range —
Q2 2014
Shares 293,905 Value ($000) $7,289 Avg Close — Range —
Q1 2014
Shares 646,405 Value ($000) $15,372 Avg Close — Range —
Q4 2013
Shares 711,205 Value ($000) $16,351 Avg Close — Range —
Q3 2013
Shares 729,605 Value ($000) $16,409 Avg Close — Range —
Q2 2013
Shares 732,505 Value ($000) $17,470 Avg Close — Range —
Q1 2013
Shares 732,505 Value ($000) $17,822 Avg Close — Range —