-----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, UvhtuYVKKSsRBxkQ16R5JuVnW3Y9s0/j2xaNAbxkKSFVKQrmZI9uzguhqmXhuXDo hN/NdHsHt7g3vF0PU6hjKg== 0001132716-06-000017.txt : 20060811 0001132716-06-000017.hdr.sgml : 20060811 20060811152106 ACCESSION NUMBER: 0001132716-06-000017 CONFORMED SUBMISSION TYPE: 13F-HR/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20060331 FILED AS OF DATE: 20060811 DATE AS OF CHANGE: 20060811 EFFECTIVENESS DATE: 20060811 FILER: COMPANY DATA: COMPANY CONFORMED NAME: UBS OCONNOR LLC CENTRAL INDEX KEY: 0001132716 IRS NUMBER: 061569842 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR/A SEC ACT: 1934 Act SEC FILE NUMBER: 028-06327 FILM NUMBER: 061024725 BUSINESS ADDRESS: STREET 1: ONE NORTH WACKER DRIVE 32ND FLOOR CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3125256000 MAIL ADDRESS: STREET 1: ONE NORTH WACKER DRIVE 32ND FLOOR CITY: CHICAGO STATE: IL ZIP: 60606 13F-HR/A 1 ubsocq106a1.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F COVER PAGE THIS FILING LISTS SECURITIES HOLDINGS REPORTED ON THE FORM 13F FILED ON MARCH 31, 2006, PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT AND FOR WHICH CONFIDENTIAL TREATMENT EXPIRED ON JUNE 30, 2006. Report for the Calendar Year or Quarter Ended: MARCH 31, 2006 Check here if Amendment [X]; Amendment Number: 1 This Amendment (Check only one.): [ ] is a restatement. [X] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: UBS O'Connor LLC Address: One North Wacker Drive, 32nd Floor Chicago, IL 60606 13F File Number: 28-06327 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: JEFFREY B. PICKERING Title: COMPLIANCE OFFICER Phone: (312)525-5951 Signature, Place, and Date of Signing: /s/ JEFFREY B. PICKERING, CHICAGO, IL AUGUST 11, 2006 Report Type (Check only one.): [X] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: _2_ Form 13F Information Table Value Total: $40,724 List of Other Included Managers: None Column 1 Column 2 Column 3 Column 4 Column 5 Column 6 Column 7 Column 8 Voting Authority Name of Issuer Title of CUSIP Market Shares or Shr Investment Other Sole Shared None Class Value Prn. or Discretion Managers (x1000) amount Prn Opt. FAIRMONT HOTELS RESORTS INC COM 305204109 19833 443700 SH DEFINED 443700 0 0 LAFARGE NORTH AMERICA INC COM 505862102 20891 248700 SH DEFINED 248700 0 0
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