PROSHARES TR

CUSIP: 74347R503 Class: COMMON STOCK

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

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

Q2 2011
Shares 7,900 Value ($000) $323 Avg Close — Range —
Q1 2011
Shares 7,900 Value ($000) $325 Avg Close — Range —
Q4 2010
Shares 2,250 Value ($000) $99 Avg Close — Range —