0001095449-19-000050.txt : 20190812 0001095449-19-000050.hdr.sgml : 20190812 20190812165803 ACCESSION NUMBER: 0001095449-19-000050 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190630 FILED AS OF DATE: 20190812 DATE AS OF CHANGE: 20190812 EFFECTIVENESS DATE: 20190812 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: 191017237 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 06-30-2019 06-30-2019 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 07-08-2019 0 22 328881 false INFORMATION TABLE 2 table2019-06.xml 13F HOLDINGS REPORT FOR JUNE 30, 2019 ALLSCRIPTS HEALTHCARE SOLUTI Equity 01988P108 45726 3925000 SH SOLE 3925000 0 0 AMGN US 07/19/19 P170 Listed Option 031162950 11 250 SH Put SOLE 250 0 0 ATRICURE INC Equity 04963C209 21195 675000 SH SOLE 675000 0 0 BIO-RAD LABORATORIES-A Equity 090572207 30931 100000 SH SOLE 100000 0 0 CANTEL MEDICAL CORP Equity 138098108 9113 115000 SH SOLE 115000 0 0 CORREVIO PHARMA CORP Equity 22026V105 7437 3350000 SH SOLE 3350000 0 0 HAEMONETICS CORP/MASS Equity 405024100 12057 100000 SH SOLE 100000 0 0 HOLOGIC INC Equity 436440101 13019 275000 SH SOLE 275000 0 0 IVERIC BIO INC Equity 46583P102 3720 3000000 SH SOLE 3000000 0 0 LANTHEUS HOLDINGS INC Equity 516544103 20104 730000 SH SOLE 730000 0 0 MEDTRONIC PLC Equity 585055106 41168 420000 SH SOLE 420000 0 0 NEVRO CORP Equity 64157F103 3154 50000 SH SOLE 50000 0 0 NOVOCURE LTD Equity G6674U908 9636 150000 SH SOLE 150000 0 0 PACIRA BIOSCIENCES INC Equity 695127100 27044 625000 SH SOLE 625000 0 0 PORTOLA PHARMACEUTICALS INC Equity 737010108 14419 555000 SH SOLE 555000 0 0 QUEST DIAGNOSTICS INC Equity 74834L100 19357 188900 SH SOLE 188900 0 0 RIGEL PHARMACEUTICALS INC Equity 766559603 14016 5475000 SH SOLE 5475000 0 0 SPY US 07/19/19 P280 Listed Option 78462F953 24 2000 SH Put SOLE 2000 0 0 SPY US 07/19/19 P295 Listed Option 78462F953 240 2000 SH Put SOLE 2000 0 0 STERICYCLE INC Equity 858912108 22373 475000 SH SOLE 475000 0 0 STREAMLINE HEALTH SOLUTIONS Equity 86323X106 3276 2100000 SH SOLE 2100000 0 0 ZIMMER BIOMET HOLDINGS INC Equity 98956P102 10863 90000 SH SOLE 90000 0 0