0001095449-14-000074.txt : 20140512 0001095449-14-000074.hdr.sgml : 20140512 20140509181705 ACCESSION NUMBER: 0001095449-14-000074 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140331 FILED AS OF DATE: 20140512 DATE AS OF CHANGE: 20140509 EFFECTIVENESS DATE: 20140512 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Tamarack Capital Management, LLC CENTRAL INDEX KEY: 0001537996 IRS NUMBER: 900292676 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-15086 FILM NUMBER: 14830673 BUSINESS ADDRESS: STREET 1: 5050 AVENIDA ENCINAS STREET 2: SUITE 360 CITY: CARLSBAD STATE: CA ZIP: 92008 BUSINESS PHONE: (760) 729-0050 MAIL ADDRESS: STREET 1: 5050 AVENIDA ENCINAS STREET 2: SUITE 360 CITY: CARLSBAD STATE: CA ZIP: 92008 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001537996 XXXXXXXX 03-31-2014 03-31-2014 Tamarack Capital Management, LLC

5050 AVENIDA ENCINAS SUITE 360 CARLSBAD CA 92008

13F HOLDINGS REPORT 028-15086 N Justin J. Ferayorni (760) 429-7252 Justin J. Ferayorni Carlsbad CA 04-04-2014 0 26 400553 false INFORMATION TABLE 2 f13f2014-03_table.xml HOLDINGS REPORT FOR MARCH 31, 2014 ALKERMES PLC COMM G01767105 20943 475000 SH SOLE 475000 0 0 ATRICURE INC COMM 04963C209 7943 422292 SH SOLE 422292 0 0 AUXILIUM PHARMACEUTICALS INC COMM 05334D107 25142 925000 SH SOLE 925000 0 0 BIOMED REALTY TRUST INC REIT 09063H107 11270 550000 SH SOLE 550000 0 0 CAREFUSION CORP COMM 14170T101 28154 700000 SH SOLE 700000 0 0 CATAMARAN CORP COMM 148887102 14547 325000 SH SOLE 325000 0 0 CONMED CORP COMM 207410101 8342 192000 SH SOLE 192000 0 0 COVIDIEN PLC COMM G2554F113 12891 175000 SH SOLE 175000 0 0 DISCOVERY LABORATORIES INC COMM 254668403 2150 1000000 SH SOLE 1000000 0 0 ENDOLOGIX INC COMM 29266S106 18340 1425000 SH SOLE 1425000 0 0 GREATBATCH INC COMM 39153L106 16072 350000 SH SOLE 350000 0 0 INSYS THERAPEUTICS INC COMM 45824V209 19768 477141 SH SOLE 477141 0 0 ISHARES RUSSELL 2000 COMM 464287655 23268 200000 SH Put SOLE 200000 0 0 JOHNSON & JOHNSON COMM 478160104 7367 75000 SH Call SOLE 75000 0 0 JOHNSON & JOHNSON COMM 478160104 9823 100000 SH Call SOLE 100000 0 0 LUMINEX CORP COMM 55027E102 5433 300000 SH SOLE 300000 0 0 MIMEDX GROUP INC COMM 602496101 11034 1800000 SH SOLE 1800000 0 0 NXSTAGE MEDICAL INC COMM 67072V103 15288 1200000 SH SOLE 1200000 0 0 OXFORD IMMUNOTEC GLOBAL PLC COMM G6855A103 3364 167625 SH SOLE 167625 0 0 RTI SURGICAL INC COMM 74975N105 8160 2000000 SH SOLE 2000000 0 0 SPDR S&P 500 ETF TRUST COMM 78462F103 37402 200000 SH Put SOLE 200000 0 0 SPDR S&P 500 ETF TRUST COMM 78462F103 28052 150000 SH Put SOLE 150000 0 0 SPECTRANETICS CORP COMM 84760C107 15913 525000 SH SOLE 525000 0 0 STREAMLINE HEALTH SOLUTIONS COMM 86323X106 4401 875000 SH SOLE 875000 0 0 VOCERA COMMUNICATIONS INC COMM 92857F107 13064 800000 SH SOLE 800000 0 0 VOLCANO CORP COMM 928645100 32423 1645000 SH SOLE 1645000 0 0