WILLBROS GROUP INC DEL

CUSIP: 969203108 Class: COMMON STOCK

ROYAL BANK OF CANADA's Holding History (CIK: 0001000275)

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

Q4 2017
Shares 2,000 Value ($000) $3 Avg Close — Range —
Q3 2017
Shares 11,117 Value ($000) $35 Avg Close — Range —
Q2 2017
Shares 3,058 Value ($000) $7 Avg Close — Range —
Q1 2017
Shares 7,211 Value ($000) $19 Avg Close — Range —
Q4 2016
Shares 8,761 Value ($000) $29 Avg Close — Range —
Q3 2016
Shares 3,000 Value ($000) $6 Avg Close — Range —
Q2 2016
Shares 1,000 Value ($000) $3 Avg Close — Range —
Q1 2016
Shares 1,000 Value ($000) $2 Avg Close — Range —
Q4 2015
Shares 43,500 Value ($000) $117 Avg Close — Range —
Q3 2015
Shares 1,000 Value ($000) $1 Avg Close — Range —
Q2 2015
Shares 2,682 Value ($000) $3 Avg Close — Range —
Q1 2015
Shares 15,055 Value ($000) $50 Avg Close — Range —
Q4 2014
Shares 33,780 Value ($000) $212 Avg Close — Range —
Q3 2014
Shares 43,801 Value ($000) $365 Avg Close — Range —
Q2 2014
Shares 18,701 Value ($000) $231 Avg Close — Range —
Q3 2013
Shares 4,336 Value ($000) $40 Avg Close — Range —
Q2 2013
Shares 6,500 Value ($000) $40 Avg Close — Range —