Yorktown Management & Research Co Inc - ECOPETROL S A ownership

ECOPETROL S A's ticker is EC and the CUSIP is 279158109. A total of 147 filers reported holding ECOPETROL S A in Q4 2013. The put-call ratio across all filers is 2.57 and the average weighting 0.1%.

Quarter-by-quarter ownership
Yorktown Management & Research Co Inc ownership history of ECOPETROL S A
ValueSharesWeighting
Q2 2014$216,000
-11.8%
6,0000.0%0.04%
-14.9%
Q1 2014$245,000
+6.1%
6,0000.0%0.05%
+2.2%
Q4 2013$231,000
-52.2%
6,000
-42.9%
0.05%
-55.3%
Q3 2013$483,00010,5000.10%
Other shareholders
ECOPETROL S A shareholders Q4 2013
NameSharesValueWeighting ↓
CoreCommodity Management, LLC 88,947$850,0000.84%
Campbell & CO Investment Adviser LLC 10,203$98,0000.50%
BARING ASSET MANAGEMENT Ltd 517,477$4,947,0000.40%
Global X Management CO LLC 529,792$5,065,0000.26%
HANSEATIC MANAGEMENT SERVICES INC 58,884$563,0000.21%
THOMAS WHITE INTERNATIONAL LTD 129,028$1,234,0000.18%
BAILARD, INC. 147,700$1,412,0000.17%
DnB Asset Management AS 452,100$4,322,076,0000.09%
Renaissance Technologies 4,875,700$46,612,0000.09%
Point72 Asset Management, L.P. 1,053,600$10,072,0000.07%
View complete list of ECOPETROL S A shareholders