0001104659-23-118259.txt : 20231114 0001104659-23-118259.hdr.sgml : 20231114 20231114172916 ACCESSION NUMBER: 0001104659-23-118259 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230930 FILED AS OF DATE: 20231114 DATE AS OF CHANGE: 20231114 EFFECTIVENESS DATE: 20231114 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MASON CAPITAL MANAGEMENT LLC CENTRAL INDEX KEY: 0001218735 IRS NUMBER: 134121993 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10413 FILM NUMBER: 231408133 BUSINESS ADDRESS: STREET 1: 110 EAST 59TH STREET STREET 2: 30TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2127711206 MAIL ADDRESS: STREET 1: 110 EAST 59TH STREET STREET 2: 30TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false false false 0001218735 XXXXXXXX 09-30-2023 09-30-2023 false MASON CAPITAL MANAGEMENT LLC

110 East 59th Street 30th Floor New York NY 10022

13F HOLDINGS REPORT 028-10413 N John Grizzetti 212-771-1200 /s/ John Grizzetti New York NY 11-14-2023 0 8 1162478703 INFORMATION TABLE 2 infotable.xml ACTIVISION BLIZZARD INC COM 00507V109 171641954 1833194 SH SOLE 1833194 0 0 ATS CORPORATION COM 00217Y104 760756984 17849765 SH SOLE 17849765 0 0 CLEAR CHANNEL OUTDOOR HLDGS COM 18453H106 33590208 21259625 SH SOLE 21259625 0 0 SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 24042267 237150 SH SOLE 237150 0 0 SEADRILL 2021 LIMITED COM G7997W102 8357724 186598 SH SOLE 186598 0 0 VMWARE INC CLASS A 928563402 147017323 883093 SH SOLE 883093 0 0 FORWARD PHARMA A/S SPONSORED ADS NEW 34986J204 299997 525 SH SOLE 525 0 0 BARNES GROUP INC COM 067806109 16772246 493737 SH SOLE 493737 0 0