United States Natural Gas ETF

CUSIP: 912318102 Class: UNIT

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

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

Q3 2010
Shares 8,500 Value ($000) $419 Avg Close — Range —
Q2 2010
Shares 5,000 Value ($000) $310 Avg Close — Range —
Q4 2009
Shares 3,000 Value ($000) $242 Avg Close — Range —
Q3 2009
Shares 3,000 Value ($000) $282 Avg Close — Range —