EXPRESS SCRIPTS INC

CUSIP: 302182100 Class: COM

RiverFront Investment Group, LLC's Holding History (CIK: 0001469751)

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

Q4 2010
Shares 71,029 Value ($000) $3,839 Avg Close — Range —
Q3 2010
Shares 67,736 Value ($000) $3,299 Avg Close — Range —
Q2 2010
Shares 67,283 Value ($000) $3,164 Avg Close — Range —
Q1 2010
Shares 62,056 Value ($000) $3,157 Avg Close — Range —
Q4 2009
Shares 139,420 Value ($000) $6,024 Avg Close — Range —
Q3 2009
Shares 120,378 Value ($000) $4,669 Avg Close — Range —
Q2 2009
Shares 98,102 Value ($000) $3,372 Avg Close — Range —
Q1 2009
Shares 73,996 Value ($000) $1,708 Avg Close — Range —
Q4 2008
Shares 51,734 Value ($000) $1,422 Avg Close — Range —