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 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2023

Commission File Number 001-32535

Bancolombia S.A.

(Translation of registrant’s name into English)

Cra. 48 # 26-85

Medellín, 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 þ 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):___

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(2):___

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 þ

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

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.


	BANCOLOMBIA S.A. (Registrant)
Date September 26, 2023	By:	/s/ JOSE HUMBERTO ACOSTA MARTIN.
	Name:	Jose Humberto Acosta Martin.
	Title:	Vice President of Finance

September 26, 2023

Medellín, Colombia

BANCOLOMBIA S.A. ANNOUNCES RESOLUTION OF THE BOARD OF DIRECTORS

The Board of Directors of Bancolombia S.A. (“Bancolombia”) authorized Maria Cristina Arrastia Uribe, Business Vice-President, to proceed with the sale of her interests in the investment fund “Fondo de Acciones SVA”, represented by shares of Bancolombia S.A.

The authorization was granted unanimously by the Board of Directors. The sale will be made in accordance with Bancolombia’s internal procedures for the sale and purchase of Bancolombia shares by officers, including compliance with the restricted periods when officers may not trade Bank shares. These procedures are available at www.grupobancolombia.com, in the “Corporate Information” section.

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Contacts
Mauricio Rosillo Rojas	Jose Humberto Acosta	Catalina Tobon Rivera
Corporate VP	Financial VP	IR Director
Tel.: (57 601) 4885675	Tel.: (57 601) 4885934	Tel: (57 601) 4485950