0001172661-17-001211.txt : 20170515 0001172661-17-001211.hdr.sgml : 20170515 20170515160228 ACCESSION NUMBER: 0001172661-17-001211 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20170331 FILED AS OF DATE: 20170515 DATE AS OF CHANGE: 20170515 EFFECTIVENESS DATE: 20170515 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Twin Securities, Inc. CENTRAL INDEX KEY: 0001351351 IRS NUMBER: 133808839 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-11568 FILM NUMBER: 17844114 BUSINESS ADDRESS: STREET 1: 250 WEST 55TH STREET 2: SUITE 3000 CITY: NEW YORK STATE: NY ZIP: 10019 BUSINESS PHONE: 212 687 6834 MAIL ADDRESS: STREET 1: 250 WEST 55TH STREET 2: SUITE 3000 CITY: NEW YORK STATE: NY ZIP: 10019 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001351351 XXXXXXXX 03-31-2017 03-31-2017 false Twin Securities, Inc.

250 West 55th Suite 3000 New York NY 10019

13F HOLDINGS REPORT 028-11568 N Daren Taubenfeld 212-687-6850 Daren Taubenfeld New York NY 05-15-2017 0 24 579997 INFORMATION TABLE 2 infotable.xml AKORN INC COM 009728106 1204 50000 SH Call SOLE 50000 0 0 AKORN INC COM 009728106 17089 709663 SH SOLE 709663 0 0 ALERE INC COM 01449J105 45503 1145311 SH SOLE 1064411 80900 0 ALERE INC COM 01449J105 15836 398600 SH Call SOLE 366000 32600 0 ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 26958 250000 SH Put SOLE 241000 9000 0 ALTISOURCE ASSET MGMT CORP COM 02153X108 1558 20700 SH SOLE 20700 0 0 BROCADE COMMUNICATIONS SYS I COM NEW 111621306 15574 1247948 SH SOLE 1079498 168450 0 FLEXION THERAPEUTICS INC COM 33938J106 807 30000 SH SOLE 27840 2160 0 FLEXION THERAPEUTICS INC COM 33938J106 460 17100 SH Call SOLE 15900 1200 0 MALLINCKRODT PUB LTD CO SHS G5785G107 1947 43689 SH SOLE 43689 0 0 MEAD JOHNSON NUTRITION CO COM 582839106 9131 102500 SH SOLE 75560 26940 0 MOBILEYE N V AMSTELVEEN ORD SHS N51488117 14969 243800 SH Call SOLE 243800 0 0 MOBILEYE N V AMSTELVEEN ORD SHS N51488117 52154 849417 SH SOLE 813417 36000 0 MONSANTO CO NEW COM 61166W101 24233 214076 SH SOLE 199961 14115 0 MONSANTO CO NEW COM 61166W101 2083 18400 SH Call SOLE 17300 1100 0 NOMAD HLDGS LTD USD ORD SHS G6564A105 2267 197982 SH SOLE 197982 0 0 NXP SEMICONDUCTORS N V COM N6596X109 87155 842075 SH SOLE 799275 42800 0 NXP SEMICONDUCTORS N V COM N6596X109 5858 56600 SH Call SOLE 55100 1500 0 REYNOLDS AMERICAN INC COM 761713106 70210 1114088 SH SOLE 1114088 0 0 RITE AID CORP COM 767754104 7911 1861318 SH SOLE 1711307 150011 0 SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 466 100000 SH Call SOLE 100000 0 0 SYNGENTA AG SPONSORED ADR 87160A100 25779 291292 SH SOLE 269072 22220 0 VALSPAR CORP COM 920355104 8385 75580 SH SOLE 66580 9000 0 YAHOO INC COM 984332106 142460 3069589 SH SOLE 2975289 94300 0