OIL SERVICE HOLDERS TRUST

CUSIP: 678002106 Class: COM

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

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

Q3 2009
Shares 97,800 Value ($000) $11,485 Avg Close — Range —
Q2 2009
Shares 24,200 Value ($000) $2,364 Avg Close — Range —