0001132716-22-000012.txt : 20220516
0001132716-22-000012.hdr.sgml : 20220516
20220516101656
ACCESSION NUMBER: 0001132716-22-000012
CONFORMED SUBMISSION TYPE: 13F-HR/A
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20211231
FILED AS OF DATE: 20220516
DATE AS OF CHANGE: 20220516
EFFECTIVENESS DATE: 20220516
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: 22926285
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
12-31-2021
12-31-2021
true
1
NEW HOLDINGS
true
03-31-2022
12-31-2021
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
05-16-2022
0
5
3139896
INFORMATION TABLE
2
ubsocQ421_A1rev2infotable.xml
FERRO CO
COM
315405100
21950000
1005495
SH
DFND
1005495
0
0
IHS MARK
SHS
G47567105
1621827000
12201528
SH
DFND
12201528
0
0
KRATON C
COM
50077C106
7107000
153447
SH
DFND
153447
0
0
NUANCE C
COM
67020Y100
1051672000
19010713
SH
DFND
19010713
0
0
XILINX I
COM
983919101
437340000
2062631
SH
DFND
2062631
0
0