ECOPETROL S A

Ticker: EC CUSIP: 279158109 Class: ADR

Chevy Chase Trust Holdings, LLC's Holding History (CIK: 0001462020)

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

Q4 2013
Shares 57,188 Value ($000) $2,199 Avg Close — Range —
Q3 2013
Shares 77,985 Value ($000) $3,587 Avg Close — Range —
Q2 2013
Shares 81,755 Value ($000) $3,439 Avg Close — Range —