0001567619-19-011163.txt : 20190515 0001567619-19-011163.hdr.sgml : 20190515 20190515160236 ACCESSION NUMBER: 0001567619-19-011163 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190331 FILED AS OF DATE: 20190515 DATE AS OF CHANGE: 20190515 EFFECTIVENESS DATE: 20190515 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Sarissa Capital Management LP CENTRAL INDEX KEY: 0001577524 IRS NUMBER: 900924432 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-15935 FILM NUMBER: 19827891 BUSINESS ADDRESS: STREET 1: 660 STEAMBOAT ROAD CITY: GREENWICH STATE: CT ZIP: 06830 BUSINESS PHONE: 203-302-2330 MAIL ADDRESS: STREET 1: 660 STEAMBOAT ROAD CITY: GREENWICH STATE: CT ZIP: 06830 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001577524 XXXXXXXX 03-31-2019 03-31-2019 Sarissa Capital Management LP

660 STEAMBOAT ROAD GREENWICH CT 06830

13F HOLDINGS REPORT 028-15935 N Alexander J. Denner, Ph.D. 203-302-2330 /s/ Alexander J. Denner Greenwich CT 05-15-2019 0 11 664251 false INFORMATION TABLE 2 form13fInfoTable.xml ABBVIE INC COM 00287Y109 80 1000 SH SOLE 1000 0 0 ALLERGAN PLC SHS G0177J108 127083 868000 SH SOLE 868000 0 0 BIOGEN INC COM 09062X103 124018 524658 SH SOLE 524658 0 0 INNOVIVA INC COM 45781M101 84546 6026100 SH SOLE 6026100 0 0 INTERCEPT PHARMACEUTICALS INC COM 45845P108 35795 320000 SH SOLE 320000 0 0 IRONWOOD PHARMACEUTICALS INC. COM CLA 46333X108 102045 7542200 SH SOLE 7542200 0 0 JAZZ PHARMACEUTICALS INC COM G50871105 14295 100000 SH SOLE 100000 0 0 MEDICINES CO COM 584688105 101626 3636000 SH SOLE 3636000 0 0 MERSANA THERAPEUTICS INC COM 59045L106 19725 3750000 SH SOLE 3750000 0 0 MIRATI THERAPEUTICS INC COM 60468T105 73 1000 SH SOLE 1000 0 0 PUMA BIOTECHNOLOGY INC COM 74587V107 54965 1417000 SH SOLE 1417000 0 0