Grupo Cibest (CIB) schedules Ordinary General Shareholders’ Meeting for March 2026

Rhea-AI Filing Summary

Grupo Cibest S.A. has scheduled its Ordinary General Shareholders’ Meeting for Tuesday, March 24, 2026. The Board of Directors set the date and instructed the President to issue the official call notice.

The notice will be published in line with legal requirements and the company’s bylaws, and will include the meeting place, agenda, and other relevant information for shareholders.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of January, 2026

Commission File Number 001-42656

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Grupo Cibest S.A.

(Translation of registrant’s name into English)

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Cra. 48 # 26-85

Medellín, Colombia

(Address of principal executive offices)

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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 þ Form 40-F o

SIGNATURE

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.

			Grupo CIBEST S.A. (Registrant)
Date January, 27,2026			By:			/s/ MAURICIO BOTERO WOLFF.
			Name:			Mauricio Botero Wolff
			Title:			Vice President of Strategy and Finance

January 27, 2026

Medellin, Colombia

GRUPO CIBEST S.A. ANNOUNCES THE DATE OF ITS ORDINARY GENERAL SHAREHOLDERS’ MEETING

The Board of Directors of Grupo Cibest S.A. has decided to set the date for its Ordinary General Shareholders’ Meeting, which will take place on Tuesday, March 24, 2026, and instructed the President to issue the call notice. The Ordinary General Shareholders’ Meeting notice will be published in accordance with the legal requirements and the bylaws and will include the meeting place, agenda, and other relevant information.

Contacts

Mauricio Botero Wolff			Catalina Tobón Rivera
Strategy and Financial VP			IR Director
Tel.: (57 604) 4040858			Tel.: (57 601) 4885950
ir@Grupocibest.com.co			ir@Grupocibest.com.co

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FAQ

When will Grupo Cibest (CIB) hold its Ordinary General Shareholders’ Meeting in 2026?

Grupo Cibest will hold its Ordinary General Shareholders’ Meeting on Tuesday, March 24, 2026. The Board of Directors approved this date and instructed the President to issue the formal call notice according to legal requirements and the company’s bylaws.

What decision did Grupo Cibest (CIB) announce regarding its 2026 shareholders’ meeting?

Grupo Cibest announced that its Board of Directors set March 24, 2026 as the date for the Ordinary General Shareholders’ Meeting. The company also indicated that the President was instructed to issue the call notice following applicable laws and bylaws.

What information will the Grupo Cibest (CIB) shareholders’ meeting notice include?

The notice for Grupo Cibest’s Ordinary General Shareholders’ Meeting will include the meeting place, the agenda, and other relevant information. It will be published in accordance with legal requirements and the company’s bylaws, providing shareholders with key details ahead of the March 24, 2026 meeting.

Who authorized the call for Grupo Cibest’s (CIB) Ordinary General Shareholders’ Meeting?

The Board of Directors of Grupo Cibest authorized the call by deciding the meeting date and instructing the President to issue the call notice. This process follows the company’s bylaws and applicable legal requirements for convening the Ordinary General Shareholders’ Meeting.

How will Grupo Cibest (CIB) notify shareholders about the March 24, 2026 meeting?

Grupo Cibest will publish the Ordinary General Shareholders’ Meeting notice in line with legal requirements and its bylaws. The notice will specify the meeting place, agenda, and other relevant details for shareholders ahead of the March 24, 2026 session.