PROLOGIS

CUSIP: 743410102 Class: COM

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

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

Q1 2011
Shares 9,386 Value ($000) $150 Avg Close — Range —
Q4 2010
Shares 10,586 Value ($000) $153 Avg Close — Range —
Q1 2010
Shares 3,586 Value ($000) $47 Avg Close — Range —
Q4 2009
Shares 1,386 Value ($000) $19 Avg Close — Range —
Q3 2009
Shares 2,386 Value ($000) $28 Avg Close — Range —
Q2 2009
Shares 2,386 Value ($000) $19 Avg Close — Range —
Q1 2009
Shares 2,386 Value ($000) $16 Avg Close — Range —