QUESTAR CORP

CUSIP: 748356102 Class: COM

Capital International Investors's Holding History (CIK: 0001562230)

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

Q3 2013
Shares 420,000 Value ($000) $9,446 Avg Close — Range —
Q2 2013
Shares 420,000 Value ($000) $10,017 Avg Close — Range —