PROSHARES

CUSIP: 74347W858 Class: COM

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

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

Q2 2011
Shares 65,000 Value ($000) $983 Avg Close — Range —
Q1 2011
Shares 65,000 Value ($000) $1,058 Avg Close — Range —
Q4 2010
Shares 65,000 Value ($000) $1,019 Avg Close — Range —
Q1 2010
Shares 78,700 Value ($000) $1,687 Avg Close — Range —