6-K

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 April, 2012.

Comission 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 o

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 o 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:  April 18, 2012	By:	/s/ JAIME ALBERTO VELÁSQUEZ B.
		Name:	Jaime Alberto Velásquez B.
		Title:	Vice President of Finance

EX-99.1

   

BANCOLOMBIA S.A. ANNOUNCES FILING OF THE 2011 ANNUAL REPORT ON FORM 20-F

Medellín, Colombia, April 18, 2012

Bancolombia S.A. (“Bancolombia”) (NYSE: CIB) announces that it has filed its annual report on Form 20-F for the year ended December 31, 2011 with the U.S. Securities and Exchange Commission (the “SEC”).

The annual report can be downloaded from the SEC website at:

http://www.sec.gov/Archives/edgar/data/1071371/000114420412022362/0001144204-12-022362-index.htm

Also can be downloaded from Bancolombia's website at www.grupobancolombia.com.

Contacts
Sergio Restrepo	Jaime A. Velásquez	Jose Humberto Acosta	Alejandro Mejía
Capital Markets VP	Corporate Development VP	Financial VP (I)	IR Manager
Tel.: (574) 4041424	Tel.: (574) 4042199	Tel: (571) 4885934	Tel.: (574) 4041837