WISCONSIN ENERGY CORP

CUSIP: 976657106 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q1 2015
Shares 973,896 Value ($000) $48,208 Avg Close — Range —
Q4 2014
Shares 902,196 Value ($000) $47,582 Avg Close — Range —
Q3 2014
Shares 925,196 Value ($000) $39,783 Avg Close — Range —
Q2 2014
Shares 942,296 Value ($000) $44,213 Avg Close — Range —
Q1 2014
Shares 935,096 Value ($000) $43,529 Avg Close — Range —
Q4 2013
Shares 937,896 Value ($000) $38,773 Avg Close — Range —
Q3 2013
Shares 950,296 Value ($000) $38,373 Avg Close — Range —
Q2 2013
Shares 934,896 Value ($000) $38,321 Avg Close — Range —