INTEGRYS ENERGY GROUP INC

CUSIP: 45822P105 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2014
Shares 1,080 Value ($000) $84 Avg Close — Range —
Q3 2014
Shares 237 Value ($000) $15 Avg Close — Range —
Q2 2014
Shares 322 Value ($000) $23 Avg Close — Range —
Q3 2013
Shares 176 Value ($000) $10 Avg Close — Range —
Q2 2013
Shares 547 Value ($000) $32 Avg Close — Range —