0001132716-20-000010.txt : 20200515
0001132716-20-000010.hdr.sgml : 20200515
20200514211919
ACCESSION NUMBER: 0001132716-20-000010
CONFORMED SUBMISSION TYPE: 13F-HR/A
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20190630
FILED AS OF DATE: 20200515
DATE AS OF CHANGE: 20200514
EFFECTIVENESS DATE: 20200515
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: 20880212
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
true
false
0001132716
XXXXXXXX
06-30-2019
06-30-2019
true
3
NEW HOLDINGS
true
03-31-2020
06-30-2019
Confidential Treatment Expired
UBS OCONNOR LLC
ONE NORTH WACKER DRIVE 31ST FLOOR
CHICAGO
IL
60606
13F HOLDINGS REPORT
028-06327
N
Charles Mathys
CCO
3125254114
Charles Mathys
Chicago
IL
05-13-2020
0
5
464563
INFORMATION TABLE
2
ubsocQ219_A3infotable.xml
CELGENE
COM
151020104
242485000
2623163
SH
DFND
2623163
0
0
CYPRESS
COM
232806109
3290000
147954
SH
DFND
147954
0
0
PACIFIC
COM
69404D108
28936000
4782729
SH
DFND
4782729
0
0
WELLCARE
COM
94946T106
144417000
506602
SH
DFND
506602
0
0
ZAYO GRO
COM
98919V105
45435000
1380575
SH
DFND
1380575
0
0