0001095449-20-000011.txt : 20200211 0001095449-20-000011.hdr.sgml : 20200211 20200210204828 ACCESSION NUMBER: 0001095449-20-000011 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20191231 FILED AS OF DATE: 20200211 DATE AS OF CHANGE: 20200210 EFFECTIVENESS DATE: 20200211 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Tamarack Advisers, LP CENTRAL INDEX KEY: 0001661462 IRS NUMBER: 474492240 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-17119 FILM NUMBER: 20593600 BUSINESS ADDRESS: STREET 1: 5050 AVENIDA ENCINAS STREET 2: SUITE 360 CITY: CARLSBAD STATE: CA ZIP: 92008 BUSINESS PHONE: (760) 429-7254 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 0001661462 XXXXXXXX 12-31-2019 12-31-2019 Tamarack Advisers, LP

5050 AVENIDA ENCINAS SUITE 360 CARLSBAD CA 92008

13F HOLDINGS REPORT 028-17119 N Andrew H. Fesler (760) 429-7254 Andrew H. Fesler Carlsbad CA 01-03-2020 0 29 437660 false INFORMATION TABLE 2 table.2019-12.xml 13F HOLDINGS REPORT FOR DECEMBER 31, 2019 ATRICURE INCEquity04963C20927916860000SHSOLE86000000 BIO-RAD LABORATORIES-AEquity09057220736670100000SHSOLE10000000 CORREVIO PHARMA CORPEquity22026V10510192500000SHSOLE250000000 CRL US 01/17/20 C140Listed Option159864907279218SHCallSOLE21800 QUEST DIAGNOSTICS INCEquity74834L10025745245000SHSOLE24500000 HAE US 01/17/20 C125Listed Option40502490024500SHCallSOLE50000 HOLOGIC INCEquity43644010124648475000SHSOLE47500000 ICU MEDICAL INCEquity44930G1071298570000SHSOLE7000000 INOGEN INCEquity45780L104497675000SHSOLE7500000 IVERIC BIO INCEquity46583P102215712650000SHSOLE265000000 INTEGER HOLDINGS CORPEquity45826H10913367165000SHSOLE16500000 JOHNSON & JOHNSONEquity47816010418035125000SHSOLE12500000 JNJ US 01/17/20 C140Listed Option478160904125250SHCallSOLE25000 LANTHEUS HOLDINGS INCEquity51654410312474650000SHSOLE65000000 ALLSCRIPTS HEALTHCARE SOLUTIEquity01988P108351503650000SHSOLE365000000 MEDTRONIC PLCEquity58505510643844385000SHSOLE38500000 MYLAN NVEquity6285301079090450000SHSOLE45000000 NEVRO CORPEquity64157F103472040000SHSOLE4000000 OPTINOSE INCEquity68404V10085681050000SHSOLE105000000 PACIRA BIOSCIENCES INCEquity69512710027813622500SHSOLE62250000 PHREESIA INCEquity71944F10617549660000SHSOLE66000000 PORTOLA PHARMACEUTICALS INCEquity73701010814268595000SHSOLE59500000 RADNET INCEquity7504911028268400000SHSOLE40000000 RIGEL PHARMACEUTICALS INCEquity766559603117885750000SHSOLE575000000 SPY US 01/17/20 P310Listed Option78462F9535128000SHPutSOLE800000 STERICYCLE INCEquity85891210818591300000SHSOLE30000000 STREAMLINE HEALTH SOLUTIONSEquity86323X10659854305882SHSOLE430588200 UNITED THERAPEUTICS CORPEquity91307C10213090151400SHSOLE15140000 ZIMMER BIOMET HOLDINGS INCEquity98956P10218594125000SHSOLE12500000