0001104659-18-068286.txt : 20181114 0001104659-18-068286.hdr.sgml : 20181114 20181114090611 ACCESSION NUMBER: 0001104659-18-068286 CONFORMED SUBMISSION TYPE: 13F-HR/A PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20180630 FILED AS OF DATE: 20181114 DATE AS OF CHANGE: 20181114 EFFECTIVENESS DATE: 20181114 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Magnetar Financial LLC CENTRAL INDEX KEY: 0001352851 IRS NUMBER: 043818748 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR/A SEC ACT: 1934 Act SEC FILE NUMBER: 028-11800 FILM NUMBER: 181180633 BUSINESS ADDRESS: STREET 1: 1603 ORRINGTON AVE. STREET 2: 13TH FLOOR CITY: EVANSTON STATE: IL ZIP: 60201 BUSINESS PHONE: (847)905-4400 MAIL ADDRESS: STREET 1: 1603 ORRINGTON AVE. STREET 2: 13TH FLOOR CITY: EVANSTON STATE: IL ZIP: 60201 13F-HR/A 1 primary_doc.xml 13F-HR/A LIVE 0001352851 XXXXXXXX 06-30-2018 06-30-2018 true 1 NEW HOLDINGS true 11-14-2018 08-14-2018 Confidential Treatment Expired Magnetar Financial LLC

1603 ORRINGTON AVE. 13TH FLOOR EVANSTON IL 60201

13F HOLDINGS REPORT 028-11800 Y THIS FILING LISTS SECURITIES HOLDINGS REPORTED ON THE FORM 13F FILED ON AUGUST 14, 2018 PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT AND FOR WHICH THE CONFIDENTIAL TREATMENT EXPIRED ON NOVEMBER 14, 2018 OR IS NO LONGER NECESSARY. MICHAEL TURRO 847-905-4690 MICHAEL TURRO EVANSTON IL 11-14-2018 0 6 1059332 false INFORMATION TABLE 2 a18-40108_3informationtable.xml INFORMATION TABLE ROCKWELL COLLINS INC COM 774341101 327278 2430038 SH SOLE 2430038 0 0 AETNA INC NEW COM 00817Y108 322701 1758591 SH SOLE 1758591 0 0 XL GROUP LTD COM G98294104 212443 3797023 SH SOLE 3797023 0 0 EXPRESS SCRIPTS HLDG CO COM 30219G108 282440 3658071 SH SOLE 3658071 0 0 ANDEAVOR COM 03349M105 241734 1842762 SH SOLE 1842762 0 0 ANDEAVOR CALL 03349M905 14 50000 SH Call SOLE 50000 0 0