WILLBROS GROUP INC DEL

CUSIP: 969203108 Class: COMMON STOCK

MILLENNIUM MANAGEMENT LLC's Holding History (CIK: 0001273087)

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

Q4 2017
Shares 545,215 Value ($000) $774 Avg Close — Range —
Q3 2017
Shares 347,405 Value ($000) $1,119 Avg Close — Range —
Q2 2017
Shares 51,145 Value ($000) $126 Avg Close — Range —
Q1 2017
Shares 59,695 Value ($000) $164 Avg Close — Range —
Q4 2016
Shares 65,731 Value ($000) $213 Avg Close — Range —
Q2 2016
Shares 67,598 Value ($000) $171 Avg Close — Range —
Q1 2016
Shares 52,047 Value ($000) $111 Avg Close — Range —
Q3 2015
Shares 53,585 Value ($000) $68 Avg Close — Range —
Q2 2015
Shares 61,438 Value ($000) $79 Avg Close — Range —
Q1 2015
Shares 178,211 Value ($000) $590 Avg Close — Range —
Q4 2014
Shares 256,019 Value ($000) $1,605 Avg Close — Range —
Q3 2014
Shares 119,306 Value ($000) $994 Avg Close — Range —
Q2 2014
Shares 87,694 Value ($000) $1,083 Avg Close — Range —
Q1 2014
Shares 66,123 Value ($000) $834 Avg Close — Range —
Q3 2013
Shares 28,775 Value ($000) $264 Avg Close — Range —
Q2 2013
Shares 31,961 Value ($000) $196 Avg Close — Range —