-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Wc/Q7WcVpSbf7sfVoK8x/BbjaCwiZWFeIxnqDn3VgGgl4fQBBCHA/D3IeTr5cOE5 Z7sQw+pq7Y5AqxzRtN28tw== 0000950123-04-002034.txt : 20040219 0000950123-04-002034.hdr.sgml : 20040219 20040218174624 ACCESSION NUMBER: 0000950123-04-002034 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20040219 GROUP MEMBERS: UBS SECURITIES LLC SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: IMPSAT FIBER NETWORKS INC CENTRAL INDEX KEY: 0001022329 STANDARD INDUSTRIAL CLASSIFICATION: COMMUNICATION SERVICES, NEC [4899] IRS NUMBER: 521910372 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-60701 FILM NUMBER: 04614130 BUSINESS ADDRESS: STREET 1: ONE FINANCIAL PLAZA CITY: FT LAUDERDALE STATE: FL ZIP: 33394 BUSINESS PHONE: 5413004007 MAIL ADDRESS: STREET 1: ONE FINANCIAL PLAZA CITY: FT LAUDERDALE STATE: FL ZIP: 33394 FORMER COMPANY: FORMER CONFORMED NAME: IMPSAT CORP DATE OF NAME CHANGE: 19960905 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: UBS AG CENTRAL INDEX KEY: 0001114446 STANDARD INDUSTRIAL CLASSIFICATION: NATIONAL COMMERCIAL BANKS [6021] IRS NUMBER: 000000000 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: BAHNHOFSTRASSE 45 STREET 2: P O BOX CH 8098 CITY: ZURICH STATE: V8 ZIP: - BUSINESS PHONE: 41-1-234-4100 MAIL ADDRESS: STREET 1: BAHNHOFSTRASSE 45 STREET 2: P O BOX CH 8098 CITY: ZURICH STATE: V8 ZIP: - SC 13G 1 y94363fsc13g.txt SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Information to be included in Statements filed pursuant to Rules 13d-1(b), (c) and (d) and amendments thereto filed pursuant to Rule 13d-2(b) (Amendment No.___) IMPSAT Fiber Networks, Inc. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock - -------------------------------------------------------------------------------- (Title of Class of Securities) 45321T202 - -------------------------------------------------------------------------------- (CUSIP Number) December 31, 2003 - -------------------------------------------------------------------------------- (Date of Event That Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: /x / Rule 13d-1(b) / / Rule 13d-1(c) / / Rule 13d-1(d) - -------------------------------------------------------------------------------- 1. Names of Reporting Persons and I.R.S. Identification No. UBS AG - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group a / / b / / See Item 8 of attached schedule - -------------------------------------------------------------------------------- 3. SEC USE ONLY - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Switzerland - -------------------------------------------------------------------------------- Number of 5. Sole Voting Power 667,022 Shares Bene- 6. Shared Voting Power 0 ficially 7. Sole Dispositive Power 667,022 Owned by Each 8. Shared Dispositive Power 0 Reporting Person With: - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person: 667,022 shares* - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row 9 Excludes Certain Shares / / - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row 9 6.60% - -------------------------------------------------------------------------------- 12. Type of Reporting Person BK - -------------------------------------------------------------------------------- * UBS AG disclaims beneficial ownership of these securities. 1. Names of Reporting Persons and I.R.S. Identification No. UBS Securities LLC - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group a / / b / / See Item 8 of attached schedule - -------------------------------------------------------------------------------- 3. SEC USE ONLY - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of 5. Sole Voting Power 667,022 Shares Bene- 6. Shared Voting Power 0 ficially 7. Sole Dispositive Power 667,022 Owned by Each 8. Shared Dispositive Power 0 Reporting Person With: - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person: 667,022 shares - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row 9 Excludes Certain Shares / / - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row 9 6.60% - -------------------------------------------------------------------------------- 12. Type of Reporting Person BD - -------------------------------------------------------------------------------- Item 1(a) Name of Issuer IMPSAT Fiber Networks, Inc. - -------------------------------------------------------------------------------- Item 1(b) Address of Issuer's Principal Executive Offices: IMPSAT Fiber Networks, Inc. Elvira Rawson de Dellapiane 150 Piso 8, C1107BCA Buenos Aires, Argentina - -------------------------------------------------------------------------------- Item 2(a) Name of Person Filing: UBS AG and UBS Securities LLC - -------------------------------------------------------------------------------- Item 2(b) Address of Principal Business Office: UBS AG's principal business office is: Bahnhofstrasse 45 PO Box CH-8021 Zurich, Switzerland UBS Securities LLC's principal business office is: 677 Washington Blvd. Stamford, CT 06901 - -------------------------------------------------------------------------------- Item 2(c) Citizenship Item 4 of the cover pages are incorporated by reference - -------------------------------------------------------------------------------- Item 2(d) Title of Class of Securities Common Stock - -------------------------------------------------------------------------------- Item 2(e) CUSIP Number: 45321T202 - -------------------------------------------------------------------------------- Item 3. Type of Person Filing: UBS AG is classified as a Bank as defined in section 3(a)(6) of the Act pursuant to no action relief granted by the staff of the Securities and Exchange Commission. - -------------------------------------------------------------------------------- Item 4 (a)-(c)(iv). Ownership: Items 5-11 of the cover pages are incorporated by reference. - -------------------------------------------------------------------------------- Item 5. Ownership of Five Percent or Less of a Class: If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following / /. - -------------------------------------------------------------------------------- Item 6. Ownership of More than Five Percent on Behalf of Another Person: Not applicable - -------------------------------------------------------------------------------- Item 7. Identification and Classification of the Subsidiary That Acquired the Security Being Reported on By the Parent Holding Company: Identification: UBS Securities LLC Classification: BD - -------------------------------------------------------------------------------- Item 8. Identification and Classification of Members of the Group: UBS AG owns, directly and indirectly, 100% of UBS Securities LLC. UBS AG is reporting indirect beneficial ownership of holdings by reason of its ownership of UBS Securities LLC. UBS AG does not hereby affirm the existence of a group within the meaning of Rule 13d-5(b)(1). - -------------------------------------------------------------------------------- Item 9 Notice of Dissolution of Group: Not Applicable - -------------------------------------------------------------------------------- Item 10. Certification: By signing below, the undersigned certify that, to the best of their knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURES After reasonable inquiry and to the best of the knowledge and belief of the undersigned, the undersigned certifies that the information set forth in this statement is true, complete and correct. UBS AG By: /s/ Robert C. Dinerstein Robert C. Dinerstein Managing Director By: /s/ Per Dyrvik Per Dyrvik Managing Director UBS Securities LLC By: /s/ Robert C. Dinerstein Robert C. Dinerstein Managing Director By: /s/ Per Dyrvik Per Dyrvik Managing Director Date: February 18, 2004 AGREEMENT TO MAKE A JOINT FILING UBS AG and UBS Securities LLC each agrees that this Schedule 13G (including all amendments hereto) is filed by and on behalf of each such party. UBS AG By: /s/ Robert C. Dinerstein Robert C. Dinerstein Managing Director By: /s/ Per Dyrvik Per Dyrvik Managing Director UBS Secuirites LLC By: /s/ Robert C. Dinerstein Robert C. Dinerstein Managing Director By: /s/ Per Dyrvik Per Dyrvik Managing Director Date: February 18, 2004 -----END PRIVACY-ENHANCED MESSAGE-----