INTEGRYS ENERGY GROUP INC

CUSIP: 45822P105 Class: COM

Texas Yale Capital Corp.'s Holding History (CIK: 0001332342)

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

Q1 2015
Shares 3,995 Value ($000) $288 Avg Close — Range —
Q4 2014
Shares 3,995 Value ($000) $311 Avg Close — Range —
Q3 2014
Shares 3,995 Value ($000) $259 Avg Close — Range —
Q2 2014
Shares 3,995 Value ($000) $284 Avg Close — Range —
Q1 2014
Shares 3,995 Value ($000) $238 Avg Close — Range —
Q4 2013
Shares 3,875 Value ($000) $211 Avg Close — Range —
Q3 2013
Shares 3,875 Value ($000) $217 Avg Close — Range —
Q2 2013
Shares 3,875 Value ($000) $227 Avg Close — Range —