CROWN CASTLE INTL CORP

CUSIP: 228227104 Class: COM

Mirae Asset Global Investments Co., Ltd.'s Holding History (CIK: 0001569395)

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

Q2 2012
Shares 17,125 Value ($000) $1,005 Avg Close — Range —
Q1 2012
Shares 14,295 Value ($000) $762 Avg Close — Range —
Q4 2011
Shares 15,666 Value ($000) $702 Avg Close — Range —
Q3 2011
Shares 16,502 Value ($000) $671 Avg Close — Range —
Q2 2011
Shares 17,595 Value ($000) $718 Avg Close — Range —