MOSAIC CO

CUSIP: 61945A107 Class: COMMON STOCK

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

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

Q1 2011
Shares 47,400 Value ($000) $3,733 Avg Close — Range —
Q4 2010
Shares 20,000 Value ($000) $1,527 Avg Close — Range —
Q1 2010
Shares 19,900 Value ($000) $1,209 Avg Close — Range —
Q4 2009
Shares 19,800 Value ($000) $1,183 Avg Close — Range —
Q3 2009
Shares 13,400 Value ($000) $644 Avg Close — Range —
Q2 2009
Shares 13,400 Value ($000) $594 Avg Close — Range —
Q1 2009
Shares 13,600 Value ($000) $571 Avg Close — Range —