Commission File No. 333-8878 FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2004 ULTRAPETROL (BAHAMAS) LIMITED (Translation of registrant's name into English) H & J Corporate Services Ltd. Shirlaw House 87 Shirley Street Nassau, The Bahamas (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover 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] INFORMATION CONTAINED IN THIS FORM 6-K REPORT Attached as Exhibit 99.1 to this report on Form 6-K is a copy of the press release dated October 27, 2004 announcing the Company's commencement of a cash tender offer and consent solicitation for its outstanding 10 1/2% First Preferred Ship Mortgage Notes Due 2008. SIGNATURES 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. ULTRAPETROL (BAHAMAS) LIMITED (registrant) Dated: October 27, 2004 By: /s/ Felipe Menendez ---------------------- Felipe Menendez President 02351.0008 #521111