WISCONSIN ENERGY CORP

CUSIP: 976657106 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q1 2015
Shares 205,293 Value ($000) $10,136 Avg Close — Range —
Q4 2014
Shares 205,643 Value ($000) $10,818 Avg Close — Range —
Q3 2014
Shares 200,270 Value ($000) $8,639 Avg Close — Range —
Q2 2014
Shares 205,616 Value ($000) $9,618 Avg Close — Range —
Q1 2014
Shares 203,978 Value ($000) $9,438 Avg Close — Range —
Q4 2013
Shares 212,003 Value ($000) $8,813 Avg Close — Range —
Q3 2013
Shares 161,165 Value ($000) $6,489 Avg Close — Range —
Q2 2013
Shares 929 Value ($000) $39 Avg Close — Range —