WHITING PETE CORP NEW

CUSIP: 966387102 Class: COM

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q1 2017
Shares 224,310 Value ($000) $2,122 Avg Close — Range —
Q2 2016
Shares 820,100 Value ($000) $7,594 Avg Close — Range —
Q4 2015
Shares 6,600 Value ($000) $62 Avg Close — Range —
Q2 2015
Shares 216,975 Value ($000) $7,290 Avg Close — Range —
Q1 2015
Shares 150,000 Value ($000) $4,635 Avg Close — Range —
Q3 2014
Shares 44,350 Value ($000) $3,077 Avg Close — Range —
Q2 2014
Shares 113,030 Value ($000) $9,071 Avg Close — Range —
Q1 2014
Shares 44,350 Value ($000) $3,077 Avg Close — Range —
Q4 2013
Shares 28,100 Value ($000) $1,739 Avg Close — Range —
Q3 2013
Shares 131,430 Value ($000) $10,192 Avg Close — Range —