0001132716-20-000015.txt : 20200814 0001132716-20-000015.hdr.sgml : 20200814 20200813175900 ACCESSION NUMBER: 0001132716-20-000015 CONFORMED SUBMISSION TYPE: 13F-HR/A PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20191231 FILED AS OF DATE: 20200814 DATE AS OF CHANGE: 20200813 EFFECTIVENESS DATE: 20200814 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: 201100518 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 12-31-2019 12-31-2019 true 1 NEW HOLDINGS true 06-30-2020 12-31-2019 Confidential Treatment Expired UBS OCONNOR LLC
ONE NORTH WACKER DRIVE 31ST FLOOR CHICAGO IL 60606
13F HOLDINGS REPORT 028-06327 N
Charles Mathys CCO 312 525-4114 Charles Mathys Chicago IL 08-13-2020 0 6 449808
INFORMATION TABLE 2 ubsocQ419_A1infotable.xml CAESARS COM 127686103 42871000 3152217 SH DFND 3152217 0 0 CYPRESS COM 232806109 197781000 8477544 SH DFND 8477544 0 0 INTERXIO SHS N47279109 43174000 515131 SH DFND 515131 0 0 SPRINT C COM 85207U105 5313000 1019976 SH DFND 1019976 0 0 WABCO HL COM 92927K102 19017000 140350 SH DFND 140350 0 0 ZAYO GRO COM 98919V105 141652000 4088120 SH DFND 4088120 0 0