THE ADT CORPORATION

CUSIP: 00101J106 Class: COM

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q2 2015
Shares 40,689 Value ($000) $1,366 Avg Close — Range —
Q1 2015
Shares 90,468 Value ($000) $3,756 Avg Close — Range —
Q4 2014
Shares 63,333 Value ($000) $2,295 Avg Close — Range —
Q3 2014
Shares 61,671 Value ($000) $2,187 Avg Close — Range —