0001095449-22-000014.txt : 20220214 0001095449-22-000014.hdr.sgml : 20220214 20220211190431 ACCESSION NUMBER: 0001095449-22-000014 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20211231 FILED AS OF DATE: 20220214 DATE AS OF CHANGE: 20220211 EFFECTIVENESS DATE: 20220214 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: 22623696 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 12-31-2021 12-31-2021 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 Calrsbad CA 01-06-2022 0 48 243209 false INFORMATION TABLE 2 table.2021-12.xml INFORMATION TABLE FOR DECEMBER 31, 2021 ADAPTHEALTH CORP Equity 00653Q102 3058 125000 SH SOLE 125000 0 0 ANGIODYNAMICS INC Equity 03475V101 9515 345000 SH SOLE 345000 0 0 ATRICURE INC Equity 04963C209 6953 100000 SH SOLE 100000 0 0 BAXTER INTERNATIONAL INC Equity 071813109 4292 50000 SH SOLE 50000 0 0 BIOMARIN PHARMACEUTICAL INC Equity 09061G101 7952 90000 SH SOLE 90000 0 0 BIOVENTUS INC - A Equity 09075A108 12679 875000 SH SOLE 875000 0 0 CERUS CORP Equity 157085101 6810 1000000 SH SOLE 1000000 0 0 CIGNA CORP Equity 125523100 1837 8000 SH SOLE 8000 0 0 CVS HEALTH CORP Equity 126650100 4126 40000 SH SOLE 40000 0 0 CALLAWAY GOLF COMPANY Equity 131193104 5488 200000 SH SOLE 200000 0 0 GREEN THUMB INDUSTRIES INC Equity 39342L108 1662 75000 SH SOLE 75000 0 0 HENRY SCHEIN INC Equity 806407102 2869 37000 SH SOLE 37000 0 0 HUMANA INC Equity 444859102 9277 20000 SH SOLE 20000 0 0 INMODE LTD Equity M5425M103 3176 45000 SH SOLE 45000 0 0 IVERIC BIO INC Equity 46583P102 3762 225000 SH SOLE 225000 0 0 INTEGER HOLDINGS CORP Equity 45826H109 2140 25000 SH SOLE 25000 0 0 IWM US 02/18/22 P215 Listed Option 464287955 425 1000 SH Put SOLE 1000 0 0 JAZZ PHARMACEUTICALS PLC Equity G50871105 3185 25000 SH SOLE 25000 0 0 LANTHEUS HOLDINGS INC Equity 516544103 10256 355000 SH SOLE 355000 0 0 MCKESSON CORP Equity 58155Q103 4971 20000 SH SOLE 20000 0 0 ALLSCRIPTS HEALTHCARE SOLUTI Equity 01988P108 3690 200000 SH SOLE 200000 0 0 MEDTRONIC PLC Equity 585055106 12931 125000 SH SOLE 125000 0 0 MERCK & CO. INC. Equity 58933Y105 5365 70000 SH SOLE 70000 0 0 PACIRA BIOSCIENCES INC Equity 695127100 14441 240000 SH SOLE 240000 0 0 PATTERSON COS INC Equity 703395103 2935 100000 SH SOLE 100000 0 0 PHREESIA INC Equity 71944F106 3125 75000 SH SOLE 75000 0 0 PLEXUS CORP Equity 729132100 4027 42000 SH SOLE 42000 0 0 PERRIGO CO PLC Equity G97822103 389 10000 SH SOLE 10000 0 0 RADNET INC Equity 750491102 3312 110000 SH SOLE 110000 0 0 RIGEL PHARMACEUTICALS INC Equity 766559603 11925 4500000 SH SOLE 4500000 0 0 RIGL US 01/21/22 C10 Listed Option 766559903 14 5705 SH Call SOLE 5705 0 0 SI-BONE INC Equity 825704109 12216 550000 SH SOLE 550000 0 0 SOMALOGIC INC Equity 83444K105 1746 150000 SH SOLE 150000 0 0 SCOTTS MIRACLE-GRO CO Equity 810186106 4830 30000 SH SOLE 30000 0 0 STREAMLINE HEALTH SOLUTIONS Equity 86323X106 7347 4930882 SH SOLE 4930882 0 0 TRULIEVE CANNABIS CORP Equity 89788C104 2211 85000 SH SOLE 85000 0 0 TDOC US 01/21/22 P115 Listed Option 87918A955 584 250 SH Put SOLE 250 0 0 TENET HEALTHCARE CORP Equity 88033G407 16338 200000 SH SOLE 200000 0 0 TURNING POINT BRANDS INC Equity 90041L105 9445 250000 SH SOLE 250000 0 0 TERRASCEND CORP Equity 88105E108 917 150000 SH SOLE 150000 0 0 UNITEDHEALTH GROUP INC Equity 91324P102 502 1000 SH SOLE 1000 0 0 CM LIFE SCIENCES II -CW27 Warrant 83444K113 67 20000 SH SOLE 20000 0 0 UNITED THERAPEUTICS CORP Equity 91307C102 3241 15000 SH SOLE 15000 0 0 VIEWRAY INC Equity 92672L107 6612 1200000 SH SOLE 1200000 0 0 VERANO HOLDINGS CORP Equity 92338D101 944 75000 SH SOLE 75000 0 0 VIATRIS INC Equity 92556V106 6765 500000 SH SOLE 500000 0 0 VTRS US 01/21/22 C15 Listed Option 92556V906 60 10000 SH Call SOLE 10000 0 0 SPDR S&P BIOTECH ETF Exchange Traded Fund 78464A870 2799 25000 SH SOLE 25000 0 0