ECEcopetrol S.A.

$16.94+100% 1Y

Who owns EC

161 institutions reported holding EC for 2026Q2, together 1.4% of the company, more than the 160 a quarter earlier.

161

Institutions reporting a position · as of 2026Q2 · up from 160 the quarter before

Shares held by institutions
28.2M

Shares held by institutions · 1.4% of the company · long US equity positions only, as reported on Form 13F

Reported value
$430M

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
0.62%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
39
Positions exited
38
Added to
55
Reduced
41
Top 10 holdersof the company
0.83%
Shares sold shortsettled Sep 15, 2026
7.6M
Short interestof shares outstanding
0.37%
Days to coverat the average daily volume
4.7
Change in the short positionsince the Aug 31, 2026 count
+7.1%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q216128.2M$430M
2026Q116025.7M$386M
2025Q413220.8M$209M
2025Q313319.9M$183M
2025Q213426.1M$231M
2025Q112823.5M$245M
2024Q412520.3M$161M
2024Q312027.4M$245M
2024Q212828.3M$317M
2024Q112331.1M$368M
2023Q414034.2M$408M
2023Q311930.7M$356M
2023Q212826.5M$272M
2023Q113231.8M$334M
2022Q413339.0M$408M
2022Q312226.7M$238M
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.4.1M0.20%$58M
VANGUARD GROUP INC3.1M0.15%$44M
Marshall Wace LLP2.6M0.13%$38M
Charles Schwab Trust Co1.8M0.09%$26M
TWO SIGMA INVESTMENTS, LP1.0M0.05%$14M
AMERICAN CENTURY COMPANIES INC1.0M0.05%$14M
RENAISSANCE TECHNOLOGIES LLC0.9M0.04%$13M
GOLDMAN SACHS GROUP INC0.9M0.04%$13M
MORGAN STANLEY0.9M0.04%$13M
Brevan Howard Capital Management LP0.8M0.04%$12M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20267.6M0.37%4.7
Aug 31, 20267.1M0.35%4.6
Aug 14, 20267.6M0.37%3.5
Jul 31, 20266.6M0.32%3.0
Jul 15, 20269.2M0.45%3.7
Jun 30, 20268.0M0.39%2.0
Jun 15, 20267.7M0.37%2.7
May 29, 20269.6M0.47%2.7
May 15, 202611.3M0.55%4.0
Apr 30, 20269.7M0.47%3.5
Apr 15, 20268.4M0.41%2.9
Mar 31, 202610.9M0.53%2.8

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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