================================================================================ 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 1933 For the month of November 2005 BANCOLOMBIA S.A. ---------------- (Translation of Registrant's name into English) Calle 50 No. 51-66 Medellin, 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 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- .) -------------- ================================================================================ This Report on Form 6-K shall be incorporated by reference into the registrant's registration statement on Form F-3 (File No. 001-32535). 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: November 30, 2005 By /s/ JAIME ALBERTO VELASQUEZ B. --------------------------------- Name: Jaime Alberto Velasquez B. Title: Vice President of Finance [BANCOLOMBIA LOGO] CIB LISTED NYSE BANCOLOMBIA S.A. DISCLOSES THE RESULT OF THE 3 MONTH SHARE EXCHANGE PROCESS IN CONNECTION WITH THE MERGER WITH CONAVI S.A. AND CORFINSURA S.A. (POST SPIN-OFF) ENDED NOVEMBER 1, 2005. MEDELLIN, COLOMBIA. NOVEMBER 30, 2005. On November 1, 2005, the process of exchanging shares of Conavi and Corfinsura (post spin-off) for Bancolombia shares as a result of the merger of the three entities was completed. The resulting number of exchanged shares and the new number of outstanding shares of Bancolombia are the following: Common Shares Preferred Shares Total ------------- ---------------- ----- Outstanding shares 398,259,608 178,435,787 576,695,395 on July 31, 2005 Shares exchanged 111,444,976 39,686,634 151,131,610 as of November 1, 2005. Shares outstanding 509,704,584 218,122,421 727,827,005 as of November 1, 2005. Current capital 70.03% 29.97% 100% structure As a result of the share exchange, the outstanding and paid-in capital of Bancolombia S.A. totals COL$363,913,502,500. The book value of Bancolombia shares, calculated using the non-consolidated financial information of Bancolombia as of October 31, 2005 applied to the number of shares as of November 1, 2005, is COL$ 4,257.28. LARGEST SHAREHOLDERS OF BANCOLOMBIA S.A. AS OF NOVEMBER 1, 2005. In accordance with request 20058-78 issued by the Superintendency of Securities of Colombia, having completed the process of exchanging shares of Conavi and Corfinsura (post spin-off) for Bancolombia shares as a result of the merger of the three entities, we hereby disclose the 20 largest shareholders of Bancolombia as of November 1, 2005. Contacts Sergio Restrepo Jaime A. Velasquez Mauricio Botero Executive VP Financial VP IR Manager Tel: (574) 3120332 Tel: (574) 5108666 Tel: (574) 5108866 [BANCOLOMBIA LOGO] Shareholder Colombian Common Preferred % of % of % of total ID number Shares shares common preferred outstanding shares shares shares ------------------------------------------------------------------------------------ BANCOLOMBIA ADR 811001966 124,112,315 56.90 17.05 Program Portafolio de 811011258 76,136,665 14.94 10.46 Inversiones Suramericana S.A. Suramericana de 811012271 69,879,061 13.71 9.60 Inversiones S.A. Suramericana Fideicomiso 830054054 39,341,408 7.72 5.41 Cititrust Suramericana IFC Compania de 890900266 31,589,838 3,386,177 6.20 1.55 4.81 Cemento Argos S.A. Cementos del 890300437 30,609,251 4,120,038 6.01 1.89 4.77 Valle S.A. Fondo de 800229739 5,517,271 23,113,334 1.08 10.60 3.93 Pensiones Obligatorias Proteccion Emmery Equity 830064913 24,387,619 4.78 3.35 Corporation Lorange 830064912 20,612,331 4.04 2.83 Industrial Corporation Inversiones SPC 811033992 18,661,740 3.66 2.56 S.A. Inversiones 811046705 15,504,218 3.04 2.13 Valkiria S. en C. Compania 890903407 12,171,005 2.39 1.67 Suramericana de Seguros S.A. Fondo de 800224808 9,889,057 98,271 1.94 0.04 1.37 Pensiones Obligatorias Porvenir Fondo de 800231967 4,369,206 5,109,047 0.86 2.34 1.30 Pensiones Obligatorias Horizonte Compania 890903790 9,219,576 1.81 1.27 Suramericana de Seguros de Vida S.A. Inversiones 830505757 2,527,341 5,879,782 0.50 2.69 1.16 Alaska S.A. Fondo de 800224827 3,121,210 4,880,546 0.61 2.24 1.10 Pensiones Obligatorias Santander Fondo de 800227940 3,850,053 3,997,738 0.76 1.83 1.08 Pensiones Obligatorias Colfondos Cementos El 890900183 6,137,863 1.20 0.84 Cairo Compania 890903406 5,190,484 1.02 0.71 Suramericana de Construcciones S.A. In accordance with the requirement of the Superintendency of Securities, this information relates to the 20 largest shareholders of Bancolombia considered individually, and does not take into account the beneficial owners of these shares.