0001132716-22-000020.txt : 20221114 0001132716-22-000020.hdr.sgml : 20221114 20221114104645 ACCESSION NUMBER: 0001132716-22-000020 CONFORMED SUBMISSION TYPE: 13F-HR/A PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210930 FILED AS OF DATE: 20221114 DATE AS OF CHANGE: 20221114 EFFECTIVENESS DATE: 20221114 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: 221381921 BUSINESS ADDRESS: STREET 1: ONE NORTH WACKER DRIVE 31ST FLOOR CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3125256000 MAIL ADDRESS: STREET 1: ONE NORTH WACKER DRIVE 31ST FLOOR CITY: CHICAGO STATE: IL ZIP: 60606 13F-HR/A 1 primary_doc.xml 13F-HR/A LIVE false false false 0001132716 XXXXXXXX 09-30-2021 09-30-2021 true 4 NEW HOLDINGS true 09-30-2022 09-30-2021 Confidential Treatment Expired UBS OCONNOR LLC

ONE NORTH WACKER DRIVE 31ST FLOOR CHICAGO IL 60606

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