INTEGRYS ENERGY GROUP INC

CUSIP: 45822P105 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2015
Shares 114,647 Value ($000) $8,257 Avg Close — Range —
Q4 2014
Shares 110,636 Value ($000) $8,613 Avg Close — Range —
Q3 2014
Shares 104,100 Value ($000) $6,748 Avg Close — Range —
Q2 2014
Shares 95,428 Value ($000) $6,787 Avg Close — Range —
Q1 2014
Shares 101,715 Value ($000) $6,067 Avg Close — Range —
Q4 2013
Shares 102,210 Value ($000) $5,562 Avg Close — Range —
Q3 2013
Shares 102,835 Value ($000) $5,748 Avg Close — Range —
Q2 2013
Shares 102,779 Value ($000) $6,015 Avg Close — Range —