WHITING PETE CORP NEW

CUSIP: 966387102 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2015
Shares 18,732 Value ($000) $176 Avg Close — Range —
Q3 2015
Shares 39,265 Value ($000) $599 Avg Close — Range —
Q2 2015
Shares 49,607 Value ($000) $1,666 Avg Close — Range —
Q1 2015
Shares 38,550 Value ($000) $1,191 Avg Close — Range —
Q4 2014
Shares 588,902 Value ($000) $19,433 Avg Close — Range —
Q3 2014
Shares 525,514 Value ($000) $40,753 Avg Close — Range —
Q2 2014
Shares 837,051 Value ($000) $67,173 Avg Close — Range —
Q1 2014
Shares 983,449 Value ($000) $68,242 Avg Close — Range —
Q4 2013
Shares 868,499 Value ($000) $53,734 Avg Close — Range —
Q3 2013
Shares 1,623,405 Value ($000) $97,161 Avg Close — Range —
Q2 2013
Shares 19,245 Value ($000) $887 Avg Close — Range —