0000899140-23-000651.txt : 20230515 0000899140-23-000651.hdr.sgml : 20230515 20230515164952 ACCESSION NUMBER: 0000899140-23-000651 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230331 FILED AS OF DATE: 20230515 DATE AS OF CHANGE: 20230515 EFFECTIVENESS DATE: 20230515 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: 23923686 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 X0202 13F-HR LIVE 0001577524 XXXXXXXX 03-31-2023 03-31-2023 false 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 05-15-2023 0 11 781897166 INFORMATION TABLE 2 informationtable.xml ALKERMES PLC SHS G01767105 252713202 8964640 SH SOLE 8964640 0 0 AMARIN CORP PLC SPONS ADR NEW 023111206 7365000 4910000 SH SOLE 4910000 0 0 BIOCRYST PHARMACEUTICALS INC COM 09058V103 6463500 775000 SH SOLE 775000 0 0 BIOGEN INC COM 09062X103 178773290 643000 SH SOLE 643000 0 0 GILEAD SCIENCES INC COM 375558103 70524500 850000 SH SOLE 850000 0 0 INNOVIVA INC COM 45781M101 74407500 6614000 SH SOLE 6614000 0 0 IRONWOOD PHARMACEUTICALS INC COM CL A 46333X108 172422800 16390000 SH SOLE 16390000 0 0 MERSANA THERAPEUTICS INC COM 59045L106 15618000 3800000 SH SOLE 3800000 0 0 PEAR THERAPEUTICS INC CLASS A COM 704723105 127591 500356 SH SOLE 500356 0 0 REGULUS THERAPEUTICS INC COM 75915K309 156943 185183 SH SOLE 185183 0 0 VOR BIOPHARMA INC COM 929033108 3324840 618000 SH SOLE 618000 0 0