0001095449-13-000041.txt : 20130506 0001095449-13-000041.hdr.sgml : 20130506 20130506163848 ACCESSION NUMBER: 0001095449-13-000041 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130331 FILED AS OF DATE: 20130506 DATE AS OF CHANGE: 20130506 EFFECTIVENESS DATE: 20130506 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: 13816590 BUSINESS ADDRESS: STREET 1: 2333 STATE STREET STREET 2: SUITE 102 CITY: CARLSBAD STATE: CA ZIP: 92008 BUSINESS PHONE: (720) 932-0700 MAIL ADDRESS: STREET 1: 2333 STATE STREET STREET 2: SUITE 102 CITY: CARLSBAD STATE: CA ZIP: 92008 13F-HR 1 f13f2013-03.txt FORM 13F FOR MARCH 31, 2013 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2012 Check here if Amendment | |; Amendment Number: This Amendment (Check only one.): |_| is a restatement. |_| adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Tamarack Capital Management, LLC Address: 2333 State Street, Suite 102 Carlsbad, CA 92008 13F File Number: The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Justin J. Ferayorni Title: Managing Member Phone: (760) 429-7252 Signature, Place, and Date of Signing: /s/ Justin J. Ferayorni Carlsbad, CA Date May 8, 2013 ------------------------------------------------------------------------------- Report Type (Check only one.): |X| 13F HOLDINGS REPORT. |_| 13F NOTICE. |_| 13F COMBINATION REPORT. List of Other Managers Reporting for this Manager: NONE -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934. FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 29 Form 13F Information Table Value Total: $242,718 (thousands) List of Other Included Managers: No. 13F File Number Name NONE
FORM 13F INFORMATION TABLE TITLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS Sole SHARED NONE -------------------------------- ------------ --------- -------- -------- --- ---- ------- ------------ -------- ------ ----- ACCURAY INC COMM 004397105 4753 1024346 SH Sole 1024346 ALKERMES PLC COMM G01767105 12016 507000 SH Sole 507000 ATRICURE INC COMM 04963C209 6910 872447 SH Sole 872447 BRUKER BIOSCIENCES CORP COMM 116794108 2865 150000 SH Sole 150000 CAREFUSION CORP COMM 14170T101 5598 160000 SH Sole 160000 DEXCOM INC COMM 252131107 12321 736921 SH Sole 736921 ELAN CORP PLC -SPONS ADR ADRS 284131208 13275 1125000 SH Sole 1125000 FLUIDIGM CORP COMM 34385P108 3868 208946 SH Sole 208946 GREATBATCH INC COMM 39153L106 17435 583700 SH Sole 583700 HAEMONETICS CORP/MASS COMM 405024100 12498 300000 SH Sole 300000 JOHNSON & JOHNSON COMM 478160104 4077 50000 SH CALL Sole 50000 LABORATORY CRP OF AMER HLDGS COMM 50540R409 6224 69000 SH Sole 69000 MEDASSETS INC COMM 584045108 9815 509853 SH Sole 509853 MERCK & CO. INC. COMM 58933Y105 4420 100000 SH Sole 100000 MERCK & CO. INC. COMM 58933Y105 4420 100000 SH CALL Sole 100000 PACIRA PHARMACEUTICALS INC COMM 695127100 15495 536900 SH Sole 536900 PERRIGO CO COMM 714290103 4156 35000 SH Sole 35000 PERRIGO CO COMM 714290103 2969 25000 SH CALL Sole 25000 RTI BIOLOGICS INC COMM 74975N105 8194 2085000 SH Sole 2085000 SOLTA MED INC COMM 83438K103 3933 1787570 SH Sole 1787570 SPDR S&P 500 ETF TRUST COMM 78462F103 31334 200000 SH CALL Sole 200000 SPDR S&P 500 ETF TRUST COMM 78462F103 15667 100000 SH PUT Sole 100000 SPDR S&P 500 ETF TRUST COMM 78462F103 15667 100000 SH PUT Sole 100000 SPECTRANETICS CORP COMM 84760C107 6274 338600 SH Sole 338600 TEVA PHARMACEUTICAL-SP ADR ADRS 881624209 1984 50000 SH Sole 50000 TEVA PHARMACEUTICAL-SP ADR COMM 881624209 4365 110000 SH CALL Sole 110000 VIROPHARMA INC COMM 928241108 2000 79501 SH Sole 79501 VOCERA COMMUNICATIONS INC COMM 92857F107 4789 208198 SH Sole 208198 VOLCANO CORP COMM 928645100 5398 242500 SH Sole 242500