QUESTAR CORP

CUSIP: 748356102 Class: COM

BRIGHT ROCK CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001509973)

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

Q2 2016
Shares 230,900 Value ($000) $5,858 Avg Close — Range —
Q1 2016
Shares 230,900 Value ($000) $5,726 Avg Close — Range —
Q4 2015
Shares 278,000 Value ($000) $5,415 Avg Close — Range —
Q3 2015
Shares 278,000 Value ($000) $5,396 Avg Close — Range —