ECOPETROL S A

Ticker: EC CUSIP: 279158109 Class: ADR

CONNING INC.'s Holding History (CIK: 0000801051)

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

Q3 2017
Shares 11,585 Value ($000) $110 Avg Close — Range —
Q2 2017
Shares 12,435 Value ($000) $113 Avg Close — Range —