WISCONSIN ENERGY CORP

CUSIP: 976657106 Class: COM

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q1 2015
Shares 421,108 Value ($000) $20,845 Avg Close — Range —
Q4 2014
Shares 610,982 Value ($000) $32,223 Avg Close — Range —
Q3 2014
Shares 394,059 Value ($000) $16,945 Avg Close — Range —
Q2 2014
Shares 388,740 Value ($000) $18,240 Avg Close — Range —
Q1 2014
Shares 670,296 Value ($000) $31,202 Avg Close — Range —
Q4 2013
Shares 348,152 Value ($000) $14,393 Avg Close — Range —
Q3 2013
Shares 813,798 Value ($000) $32,861 Avg Close — Range —
Q2 2013
Shares 747,239 Value ($000) $30,629 Avg Close — Range —