WILLBROS GROUP INC DEL

CUSIP: 969203108 Class: COMMON STOCK

GUGGENHEIM CAPITAL LLC's Holding History (CIK: 0001283072)

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

Q4 2017
Shares 12,275 Value ($000) $17 Avg Close — Range —
Q3 2017
Shares 13,808 Value ($000) $43 Avg Close — Range —
Q2 2017
Shares 13,753 Value ($000) $34 Avg Close — Range —
Q1 2017
Shares 13,821 Value ($000) $38 Avg Close — Range —
Q4 2016
Shares 13,816 Value ($000) $45 Avg Close — Range —
Q3 2016
Shares 13,775 Value ($000) $26 Avg Close — Range —
Q2 2016
Shares 13,764 Value ($000) $34 Avg Close — Range —
Q1 2016
Shares 12,399 Value ($000) $26 Avg Close — Range —
Q1 2015
Shares 12,083 Value ($000) $40 Avg Close — Range —
Q4 2014
Shares 11,428 Value ($000) $72 Avg Close — Range —