DELL INC

CUSIP: 24702R101 Class: CS

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

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

Q3 2013
Shares 1,024 Value ($000) $14 Avg Close — Range —
Q2 2013
Shares 1,024 Value ($000) $14 Avg Close — Range —
Q1 2013
Shares 960 Value ($000) $14 Avg Close — Range —
Q4 2012
Shares 44,035 Value ($000) $447 Avg Close — Range —
Q3 2012
Shares 42,993 Value ($000) $424 Avg Close — Range —
Q2 2012
Shares 90,892 Value ($000) $1,137 Avg Close — Range —
Q1 2012
Shares 89,432 Value ($000) $1,484 Avg Close — Range —
Q4 2011
Shares 58,740 Value ($000) $859 Avg Close — Range —
Q3 2011
Shares 36,000 Value ($000) $509 Avg Close — Range —