QUESTAR CORP

CUSIP: 748356102 Class: COM

LUMINUS MANAGEMENT LLC's Holding History (CIK: 0001279151)

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

Q4 2015
Shares 861,429 Value ($000) $16,781 Avg Close — Range —
Q1 2015
Shares 600,900 Value ($000) $14,337 Avg Close — Range —
Q4 2014
Shares 660,900 Value ($000) $16,708 Avg Close — Range —
Q3 2014
Shares 275,000 Value ($000) $6,130 Avg Close — Range —
Q4 2013
Shares 134,296 Value ($000) $3,087 Avg Close — Range —