INTEGRYS ENERGY GROUP INC

CUSIP: 45822P105 Class: COM

LONGFELLOW INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0001167487)

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

Q1 2015
Shares 169,890 Value ($000) $12,235 Avg Close — Range —
Q4 2014
Shares 104,890 Value ($000) $8,166 Avg Close — Range —
Q3 2014
Shares 74,200 Value ($000) $4,810 Avg Close — Range —