Filing search / Ecopetrol S.A. / "Natural Gas" / Page 8

6-K

xx36z8ue60 i4ct

30 Aug 13

Current report (foreign)

12:00am

6-K

EX-99.1

8vaqtun8ear

1 Aug 13

Ecopetrol Announces Its Results for the Second Quarter of 2013

12:00am

6-K

EX-99.1

779 9yly1x1m9n1l3xh5

26 Jul 13

Interim Unconsolidated Financial Statements

12:00am

6-K

EX-99.1

k7pg55jx

6 May 13

Ecopetrol Announces Its Results for the First Quarter of 2013

12:00am

6-K

EX-99.1

wtg833k ueyjwzx3v

19 Feb 13

Ecopetrol Reports Its Proven Reserves for 2012

12:00am

6-K

EX-99.1

3hpe7b pj3

19 Feb 13

Ecopetrol Announces Its Results for the Fourth Quarter and Full Year 2012

12:00am

6-K

i504z

31 Oct 12

Current report (foreign)

12:00am

6-K

scy6 116ltz59

25 Jul 12

Current report (foreign)

12:00am

6-K

dnlaih8ie

1 May 12

Current report (foreign)

12:00am