Dark
Light
System
Security
ECOPETROL S A
ECOPETROL S A. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 118 Institutional holders with a total value of $349,263,864.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 7,218,958 62,155,000 17.80%
2 RENAISSANCE TECHNOLOGIES LLC 4,349,000 37,445,000 10.72%
3 VANGUARD GROUP INC 3,033,300 26,117,000 7.48%
4 Grantham, Mayo, Van Otterloo & Co. LLC 2,747,300 23,654,000 6.77%
5 SCHRODER INVESTMENT MANAGEMENT GROUP 2,708,931 23,270,000 6.66%
6 JPMORGAN CHASE & CO 2,008,633 17,295,000 4.95%
7 CREDIT SUISSE AG/ 1,903,770 16,392,000 4.69%
8 DIMENSIONAL FUND ADVISORS LP 1,703,531 14,667,000 4.20%
9 PARAMETRIC PORTFOLIO ASSOCIATES LLC 1,486,385 12,798,000 3.66%
10 STATE STREET CORP 1,373,405 11,823,000 3.39%
11 GOLDMAN SACHS GROUP INC 960,548 8,270,000 2.37%
12 Legal & General Group Plc 960,962 8,269,000 2.37%
13 BANK OF AMERICA CORP /DE/ 893,829 7,697,000 2.20%
14 HARDING LOEVNER LP 689,550 5,937,000 1.70%
15 BlackRock Fund Advisors 634,855 5,466,000 1.57%
16 PUTNAM INVESTMENTS LLC 575,535 4,955,000 1.42%
17 BlackRock Group LTD 572,455 4,929,000 1.41%
18 Global X Management CO LLC 538,241 4,634,000 1.33%
19 Nationwide Fund Advisors 350,000 3,014,000 0.86%
20 ABERDEEN ASSET MANAGEMENT PLC/UK 329,600 2,838,000 0.81%
21 OXFORD ASSET MANAGEMENT LLP 267,292 2,301,000 0.66%
22 NORTHERN TRUST CORP 261,652 2,253,000 0.65%
23 HSBC HOLDINGS PLC 257,246 2,215,000 0.63%
24 PANAGORA ASSET MANAGEMENT INC 251,116 2,162,000 0.62%
25 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 246,964 2,127,000 0.61%
26 Advisors Asset Management, Inc. 233,614 2,011,000 0.58%
27 Aperio Group, LLC 223,166 1,921,000 0.55%
28 Zurcher Kantonalbank (Zurich Cantonalbank) 220,542 1,899,000 0.54%
29 FIL Ltd 217,845 1,876,000 0.54%
30 DEUTSCHE BANK AG\ 209,546 1,803,000 0.52%
31 APG Asset Management N.V. 203,400 1,751,000 0.50%
32 State of New Jersey Common Pension Fund D 190,402 1,639,000 0.47%
33 BAILARD, INC. 147,700 1,412,000 0.40%
34 DnB Asset Management AS 133,500 1,149,435 0.33%
35 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 130,150 1,121,000 0.32%
36 GUGGENHEIM CAPITAL LLC 126,598 1,089,000 0.31%
37 World Asset Management Inc 117,479 1,011,000 0.29%
38 COMERICA BANK 110,784 998,000 0.29%
39 THOMAS WHITE INTERNATIONAL LTD 112,468 968,000 0.28%
40 MORGAN STANLEY 111,311 958,000 0.27%
41 D. E. Shaw & Co., Inc. 107,768 928,000 0.27%
42 CITADEL ADVISORS LLC 104,652 901,000 0.26%
43 MILLENNIUM MANAGEMENT LLC 100,086 862,000 0.25%
44 ACADIAN ASSET MANAGEMENT LLC 93,959 809,000 0.23%
45 CoreCommodity Management, LLC 90,481 779,000 0.22%
46 AMP Capital Investors Ltd 83,555 718,000 0.21%
47 Point72 Asset Management, L.P. 82,800 713,000 0.20%
48 UBS Group AG 74,666 643,000 0.18%
49 BARROW HANLEY MEWHINNEY & STRAUSS LLC 53,792 463,000 0.13%
50 Allianz Asset Management GmbH 48,697 419,000 0.12%
Page 1 of 3

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.