INTEGRYS ENERGY GROUP INC

CUSIP: 45822P105 Class: COM

Magnetar Financial LLC's Holding History (CIK: 0001352851)

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

Q1 2015
Shares 281,084 Value ($000) $20,244 Avg Close — Range —
Q4 2014
Shares 97,897 Value ($000) $7,621 Avg Close — Range —