THE ADT CORPORATION

CUSIP: 00101J106 Class: COM

THORNBURG INVESTMENT MANAGEMENT INC's Holding History (CIK: 0001145020)

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

Q4 2013
Shares 831,841 Value ($000) $33,665 Avg Close — Range —
Q3 2013
Shares 857,759 Value ($000) $34,876 Avg Close — Range —
Q2 2013
Shares 800,000 Value ($000) $31,880 Avg Close — Range —