CIB Board Green-Lights COP 1.35 tn Repurchase Plan, Effective Immediately

Rhea-AI Filing Summary

Grupo Cibest S.A. (symbol: CIB) has filed a Form 6-K announcing that its Board of Directors has approved the formal regulation of a share-repurchase program. The program authorises the company to buy back its common shares, preferred shares and American Depositary Receipts (ADRs) for a total of up to COP 1.35 trillion. The authorisation runs for one year, from 24 June 2025 through 24 June 2026, in line with the mandate granted by shareholders at the Extraordinary Meeting held on 9 June 2025.

The filing does not include detailed financial tables, earnings data or funding information. However, it clearly states that the buyback regulation is now effective and provides a link for investors to review the full document. Contact information for Strategy & Financial VP Mauricio Botero Wolff and IR Director Catalina Tobón Rivera is supplied for further inquiries.

Key points for investors:

• Maximum aggregate repurchase amount: COP 1,350,000,000,000.
• Eligible securities: common shares, preferred shares and ADRs.
• Program validity: 12 months ending 24 June 2026.
• Regulation approved by Board on 24 June 2025, following shareholder approval on 9 June 2025.

While the precise execution timetable, purchase methodology and funding source are not provided in this short report, the announcement signals the company’s intention to deploy significant capital toward returning value to shareholders over the coming year.

Insights

Equity Research Analyst

TL;DR: COP 1.35 tn buyback authorisation likely lifts per-share metrics; timing and funding details still absent.

The newly approved buyback regulation empowers Grupo Cibest to retire a meaningful volume of equity within 12 months. Although the filing omits specifics such as daily limits, funding mix or expected impact on outstanding share count, the headline amount alone is sizeable for most Colombian issuers and should be interpreted as a shareholder-friendly move. Execution pace will determine the real EPS accretion, but the authorisation itself often provides near-term support for trading multiples and signals management confidence. Investors will look for subsequent disclosures that clarify purchase methodology and whether the company will finance repurchases through operating cash flow, debt, or a combination.

Corporate Governance Specialist

TL;DR: Board swiftly implements shareholder-approved buyback, enhancing capital-return transparency.

From a governance standpoint, the Board’s rapid conversion of the 9 June shareholder mandate into a formal regulation shows procedural discipline and responsiveness. Publishing the regulation link aids transparency and mitigates information asymmetry among ADR holders. The one-year window is typical and provides flexibility, yet the absence of explicit oversight mechanisms or purchase caps per session leaves monitoring to future filings. Overall, the action aligns board incentives with minority shareholders by signalling confidence in intrinsic value.

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 June, 2025

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

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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 June, 24, 2025			By:			/s/ MAURICIO BOTERO WOLFF.
			Name:			Mauricio Botero Wolff
			Title:			Vice President of Strategy and Finance

June 24, 2025

Medellin, Colombia

GRUPO CIBEST S.A. ANNOUNCES THE APPROVAL OF THE REGULATION OF ITS SHARE REPURCHASE PROGRAM

Today, the Board of Directors of Grupo Cibest S.A. (“Grupo Cibest”) approved the regulation for the repurchase program of the company’s common shares, preferred shares, and American Depositary Receipts – ADRs issued by Grupo Cibest, for an amount of up to one trillion three hundred fifty billion Colombian pesos (COP$1,350,000,000,000) and, for a period of up to one (1) year effective today from the approval of the regulation to June 24, 2026, as approved at the Extraordinary Shareholders’ Meeting held on June 9, 2025.

The repurchase program regulation can be accessed at the following link: https://www.grupocibest.com/investor-relations/information-interest

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

How much will Grupo Cibest (CIB) spend on its share-repurchase program?

The Board authorised up to COP 1,350,000,000,000 for share repurchases.

Which securities are included in Grupo Cibest’s buyback?

The program covers common shares, preferred shares and ADRs issued by Grupo Cibest.

What is the duration of the CIB share-repurchase program?

The program is valid for one year, from 24 June 2025 through 24 June 2026.

When did shareholders approve the Grupo Cibest buyback authorization?

Shareholders approved it at an Extraordinary Meeting on 9 June 2025.

Where can investors access the full repurchase program regulation?

It is available at https://www.grupocibest.com/investor-relations/information-interest as referenced in the filing.