Ecopetrol S.A. (EC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

464,728Shares Outstanding

870,212Shares held by institutions

$10,399,033Value of institutional holdings

4,867.09%Institutional ownership %

29.65%Shares Changed QoQ

133No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Ecopetrol S.A. (NYSE:EC) is held by 133 institutional firms.

The percentage of Ecopetrol owned by institutions changed from 4331.2% in September 2025 to 4867.1% in December 2025, marking a slight up trend.
The company experienced a 29.65% quarterly change in institutional shares held, alongside an increase of 7.26% in total owners annually.
Of these 133 institutional investors, 69 increased their holdings in Ecopetrol, while 41 of them reduced positions, and 23 investors maintained their exposure.
The total number of shares held by institutions in Ecopetrol increased to 22.62Mn as of December 2025, a net change of up by 5.17Mn shares quarter on quarter, and up 2.12Mn shares year over year.
As of December 31, 2025, VANGUARD GROUP INC held Ecopetrol's largest shareholding position with over 3.11Mn shares, representing 668.79% of total outstanding shares.
Among the most significant buyers of Ecopetrol during December 2025 were MILLENNIUM MANAGEMENT LLC (2.39Mn), Fundamenta Capital S.A. (2.01Mn), TWO SIGMA INVESTMENTS, LP (861.74K), CITADEL ADVISORS LLC (228.19K), TWO SIGMA ADVISERS, LP (206.00K).
Leading sellers of Ecopetrol stock in December 2025 included ROYAL BANK OF CANADA (265.80K), Allianz Asset Management GmbH (256.09K), CITIGROUP INC (220.85K), Massar Capital Management, LP (200.00K), Aquatic Capital Management LLC (181.65K).
The top 10 institutional holders of Ecopetrol for the quarter ending December 2025 included VANGUARD GROUP INC (3.11Mn), MILLENNIUM MANAGEMENT LLC (2.64Mn), Fundamenta Capital S.A. (2.01Mn), BlackRock, Inc. (1.53Mn), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (1.41Mn), TWO SIGMA INVESTMENTS, LP (1.33Mn), GOLDMAN SACHS GROUP INC (935.64K), D. E. Shaw & Co., Inc. (690.57K), MORGAN STANLEY (645.38K), AMERICAN CENTURY COMPANIES INC (583.35K).

133 Institutional Holders

870,212 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	3,108,070	-53,764	-1.70%	$31,142,861.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	2,635,858	2,385,298	951.99%	$26,411,297.00
Fundamenta Capital S.A.	31 Dec, 2025	2,009,495	2,009,495	0.00%	$20,135,140.00
BlackRock, Inc.	31 Dec, 2025	1,527,623	172,919	12.76%	$15,306,786.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	1,407,890	41,075	3.01%	$14,107,058.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	1,328,004	861,738	184.82%	$13,306,600.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	935,639	64,614	7.42%	$9,375,104.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	690,567	189,118	37.71%	$6,919,481.00
MORGAN STANLEY	31 Dec, 2025	645,378	-48,783	-7.03%	$6,466,700.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	583,350	69,697	13.57%	$5,845,167.00
Truffle Hound Capital, LLC	31 Dec, 2025	550,000	0	0.00%	$5,511,000.00
CITADEL ADVISORS LLC	31 Dec, 2025	483,906	228,187	89.23%	$4,848,738.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	477,900	206,000	75.76%	$4,788,558.00
UBS Group AG	31 Dec, 2025	469,130	-146,662	-23.82%	$4,700,683.00
Fisher Asset Management, LLC	31 Dec, 2025	445,260	-10,959	-2.40%	$4,461,504.00
STATE STREET CORP	31 Dec, 2025	322,887	11,847	3.81%	$3,235,328.00
Allianz Asset Management GmbH	31 Dec, 2025	264,665	-256,089	-49.18%	$2,651,943.00
Verition Fund Management LLC	31 Dec, 2025	253,376	-32,723	-11.44%	$2,538,828.00
VOLORIDGE INVESTMENT MANAGEMENT, LLC	31 Dec, 2025	236,586	112,953	91.36%	$2,370,592.00
Jump Financial, LLC	31 Dec, 2025	217,902	-123,978	-36.26%	$2,183,378.00

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