PETROLEO BRASILEIRO SA PETRO

Ticker: PBR CUSIP: 71654V408 Class: ADR

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

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

Q3 2012
Shares 124,500 Value ($000) $2,855 Avg Close — Range —
Q2 2012
Shares 83,700 Value ($000) $1,571 Avg Close — Range —
Q1 2012
Shares 83,700 Value ($000) $2,223 Avg Close — Range —
Q4 2011
Shares 78,700 Value ($000) $1,956 Avg Close — Range —
Q3 2011
Shares 78,700 Value ($000) $1,767 Avg Close — Range —
Q2 2011
Shares 73,900 Value ($000) $2,502 Avg Close — Range —
Q1 2011
Shares 83,550 Value ($000) $3,378 Avg Close — Range —
Q4 2010
Shares 76,900 Value ($000) $2,910 Avg Close — Range —
Q1 2010
Shares 2,500 Value ($000) $111 Avg Close — Range —
Q4 2009
Shares 33,650 Value ($000) $1,604 Avg Close — Range —
Q3 2009
Shares 74,950 Value ($000) $3,440 Avg Close — Range —
Q2 2009
Shares 74,850 Value ($000) $3,067 Avg Close — Range —
Q1 2009
Shares 77,500 Value ($000) $2,361 Avg Close — Range —