WILLIAMS CLAYTON ENERGY INC

CUSIP: 969490101 Class: CMN

D L CARLSON INVESTMENT GROUP INC's Holding History (CIK: 0001021117)

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

Q2 2016
Shares 67,940 Value ($000) $1,866 Avg Close — Range —
Q2 2014
Shares 10,290 Value ($000) $1,414 Avg Close — Range —
Q1 2014
Shares 14,200 Value ($000) $1,605 Avg Close — Range —
Q4 2013
Shares 12,650 Value ($000) $1,037 Avg Close — Range —