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EC 6-K

Ecopetrol S.A. (EC)

6-K 2025-11-12 For: 2025-12-31
View Original
Added on July 04, 2026

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November, 2025

Commission File Number 001-34175

ECOPETROL S.A.
(Exact name of registrant as specified in its charter)
N.A.
(Translation of registrant’s name into English)
COLOMBIA
(Jurisdiction of incorporation or organization)
Carrera 13 No. 36 – 24
BOGOTA D.C. – COLOMBIA
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x      Form 40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1)

Yes ¨      No x

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7)

Yes ¨      No x

Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ¨      No x

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- N/A

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Ecopetrol S.A.
By: /s/ Alfonso Camilo Barco
Name: Alfonso Camilo Barco
Title: Chief<br> Financial Officer

Date: November 11, 2025

General Shareholders’ Meeting Approves Bylaws Amendment


Ecopetrol S.A. (BVC: ECOPETROL; NYSE: EC) announces that the Ecopetrol’s shareholders approved the amendment to its bylaws during the extraordinary General Shareholders’ Meeting held on November 11, 2025 at 8:35 a.m., which was duly convened in compliance with the applicable legal and statutory requirements, in accordance with Article 187, paragraph 1 of the Colombian Commercial Code, and addressed the remaining items on the agenda as reported by the Secretary of the meeting, as outlined below:

i. Agenda Approval

The proposed agenda for the meeting was approved.

ii. Appointment of the Chair of the General Shareholders’ Meeting

Germán Ávila, Minister of Finance and Public Credit, was appointed as Chair of the Meeting.

iii. Appointment of the Elections and Voting Committee of the General Shareholders’ Meeting

The Elections and Voting Committee proposed by shareholder Rafael Andrés Mulett was [approved and] appointed.


iv. Appointment of the Committee for Review and Approval of the Minutes of the General Shareholders’Meeting

The Committee for Review and Approval of the Minutes proposed by shareholder Edna Patricia Villamizar was [approved and] appointed.

v. Consideration and approval of the amendment to Ecopetrol S.A.’s Bylaws

The amendment to the bylaws was approved and can be consulted at the following link:

https://files.ecopetrol.com.co/web/esp/251111-propuesta-aprobada-aga.pdf

Ecopetrol intends disclose that the amendment to the bylaws has been duly formalized and filed before the commercial registry in Colombia via a press release once such filing has been completed.

Voting results for each agenda item were as follows:

Item submitted for consideration Positive vote Negative vote Blank vote Abstention
Approval of the agenda 99.99990978% N/A 0.00001127% 0.00007895%
Appointment of the Chair 99.9999025% 0.00001605% 0.00000251% 0.00007895%
Appointment of the Elections and Voting Committee 99.96701307% N/A 0.00000251% 0.03298443%

Appointment of the Committee for Review and Approval of the Minutes 99.96700681% N/A N/A 0.03299319%

A multiple-choice vote was conducted considering that the majority shareholder submitted an alternative proposal to the one initially presented for consideration for the agenda item “Consideration and approval of the amendment to Ecopetrol S.A.’s Bylaws,” with the following results:

Item submitted for consideration Majority shareholder’s proposal Ecopetrol’s proposal None of the two proposals Abstention Blank vote
Consideration and approval of the amendment to Ecopetrol S.A.’s Bylaws 91.14340268% 0.03292055% 4.6064675% 4.21016794% 0.00704133%

Bogota D.C., November 11, 2025


Ecopetrol is the largest companyin Colombia and one of the main integrated energy companies in the American continent, with more than 19,000 employees. In Colombia, itis responsible for more than 60% of the hydrocarbon production of most transportation, logistics, and hydrocarbon refining systems, andit holds leading positions in the petrochemicals and gas distribution segments. With the acquisition of 51.4% of ISA’s shares, thecompany participates in energy transmission, the management of real-time systems (XM), and the Barranquilla - Cartagena coastal highwayconcession. At the international level, Ecopetrol has a stake in strategic basins in the American continent, with Drilling and Explorationoperations in the United States (Permian basin and the Gulf of Mexico), Brazil, and, through ISA and its subsidiaries, Ecopetrol holdsleading positions in the power transmission business in Brazil, Chile, Peru, and Bolivia, road concessions in Chile, and the telecommunicationssector.

For more information, please contact:

Head of Capital Markets

Carolina Tovar Aragón

Email: [email protected]

Head of Corporate Communications

Marcela Ulloa

Email: [email protected]