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 November, 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 to this Form 6-K as Exhibit 99.1 is a copy of the Company's report for the nine months ended September 30, 2004, containing certain unaudited financial information and a Management's Discussion and Analysis of Financial Condition and Results of Operations. 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:November 15, 2004 By: /s/ Felipe Menendez ------------------- Felipe Menendez President