WILLIAMS CLAYTON ENERGY INC

CUSIP: 969490101 Class: CMN

GLOBEFLEX CAPITAL L P's Holding History (CIK: 0000921531)

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

Q4 2014
Shares 7,292 Value ($000) $465 Avg Close — Range —
Q3 2014
Shares 7,301 Value ($000) $704 Avg Close — Range —
Q2 2014
Shares 7,303 Value ($000) $1,003 Avg Close — Range —
Q1 2014
Shares 7,292 Value ($000) $824 Avg Close — Range —