THE ADT CORPORATION

CUSIP: 00101J106 Class: COM

GRANDFIELD & DODD, LLC's Holding History (CIK: 0001308016)

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

Q2 2014
Shares 16,793 Value ($000) $587 Avg Close — Range —
Q1 2014
Shares 17,347 Value ($000) $520 Avg Close — Range —
Q4 2013
Shares 19,409 Value ($000) $785 Avg Close — Range —
Q3 2013
Shares 22,779 Value ($000) $926 Avg Close — Range —
Q2 2013
Shares 31,127 Value ($000) $1,240 Avg Close — Range —