WILLBROS GROUP INC DEL

CUSIP: 969203108 Class: COMMON STOCK

QUADRANT CAPITAL GROUP LLC's Holding History (CIK: 0001650717)

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

Q3 2017
Shares 3,003 Value ($000) $9 Avg Close — Range —
Q2 2017
Shares 3,003 Value ($000) $7 Avg Close — Range —
Q1 2017
Shares 3,003 Value ($000) $8 Avg Close — Range —
Q4 2016
Shares 3,003 Value ($000) $9 Avg Close — Range —