ECOPETROL S A

Ticker: EC CUSIP: 279158109 Class: ADR

CULLEN/FROST BANKERS, INC.'s Holding History (CIK: 0000039263)

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

Q3 2013
Shares 5,628 Value ($000) $259 Avg Close — Range —
Q2 2013
Shares 8,978 Value ($000) $378 Avg Close — Range —