UNITED STATES NATL GAS FUND

CUSIP: 912318201 Class: UNIT PAR $0.001

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

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

Q1 2015
Shares 26,200 Value ($000) $347 Avg Close — Range —
Q4 2014
Shares 35,000 Value ($000) $517 Avg Close — Range —
Q4 2013
Shares 80,800 Value ($000) $1,672 Avg Close — Range —