The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALKERMES PLC SHS G01767105 30,238 1,300,000 SH   SOLE   1,300,000 0 0
AVROBIO INC COM 05455M100 6,288 1,633,333 SH   SOLE   1,633,333 0 0
BIOGEN INC COM 09062X103 59,980 250,000 SH   SOLE   250,000 0 0
BIOMARIN PHARMACEUTICAL INC COM 09061G101 89,675 1,015,000 SH   SOLE   1,015,000 0 0
BROOKDALE SR LIVING INC COM 112463104 82,560 16,000,000 SH   SOLE   16,000,000 0 0
CHANGE HEALTHCARE INC COM 15912K100 85,520 4,000,000 SH   SOLE   4,000,000 0 0
COLLEGIUM PHARMACEUTICAL INC COM 19459J104 19,614 1,050,000 SH   SOLE   1,050,000 0 0
GILEAD SCIENCES INC COM 375558103 163,373 2,250,000 SH   SOLE   2,250,000 0 0
GLAUKOS CORP COM 377322102 3,333 75,000 SH   SOLE   75,000 0 0
GLAXOSMITHKLINE PLC SPONSORED ADR 37733W105 110,250 2,500,000 SH   SOLE   2,500,000 0 0
INCYTE CORP COM 45337C102 66,060 900,000 SH   SOLE   900,000 0 0
INNOVAGE HLDG CORP COM 45784A104 1,750 350,000 SH   SOLE   350,000 0 0
INOGEN INC COM 45780L104 6,800 200,000 SH   SOLE   200,000 0 0
IONIS PHARMACEUTICALS INC COM 462222100 42,298 1,390,000 SH   SOLE   1,390,000 0 0
IRONWOOD PHARMACEUTICALS INC COM CL A 46333X108 34,980 3,000,000 SH   SOLE   3,000,000 0 0
MERCK & CO INC COM 58933Y105 191,600 2,500,000 SH   SOLE   2,500,000 0 0
MERCK & CO INC COM 58933Y105 153,280 2,000,000 SH Call SOLE   2,000,000 0 0
MIRATI THERAPEUTICS INC COM 60468T105 84,347 575,000 SH   SOLE   575,000 0 0
MYRIAD GENETICS INC COM 62855J104 75,900 2,750,000 SH   SOLE   2,750,000 0 0
NEKTAR THERAPEUTICS COM 640268108 50,663 3,750,000 SH   SOLE   3,750,000 0 0
NUVASIVE INC COM 670704105 5,248 100,000 SH   SOLE   100,000 0 0
NOVARTIS AG SPONSORED ADR 66987V109 87,470 1,000,000 SH Call SOLE   1,000,000 0 0
ORASURE TECHNOLOGIES INC COM 68554V108 36,933 4,250,000 SH   SOLE   4,250,000 0 0
PERRIGO CO PLC SHS G97822103 67,103 1,725,000 SH   SOLE   1,725,000 0 0
PTC THERAPEUTICS INC COM 69366J200 29,873 750,000 SH   SOLE   750,000 0 0
PUMA BIOTECHNOLOGY INC COM 74587V107 6,232 2,050,000 SH   SOLE   2,050,000 0 0
SANOFI SPONSORED ADR 80105N105 190,380 3,800,000 SH   SOLE   3,800,000 0 0
SANOFI SPONSORED ADR 80105N105 75,150 1,500,000 SH Call SOLE   1,500,000 0 0
SAREPTA THERAPEUTICS INC COM 803607100 74,291 825,000 SH   SOLE   825,000 0 0
SMILEDIRECTCLUB INC CL A COM 83192H106 999 425,000 SH   SOLE   425,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 98,028 1,200,000 SH   SOLE   1,200,000 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS 881624209 22,028 2,750,000 SH   SOLE   2,750,000 0 0
THERAVANCE BIOPHARMA INC COM G8807B106 5,525 500,000 SH   SOLE   500,000 0 0
UNIVERSAL HLTH SVCS INC CL B 913903100 213,939 1,650,000 SH   SOLE   1,650,000 0 0
VERTEX PHARMACEUTICALS INC COM 92532F100 98,820 450,000 SH   SOLE   450,000 0 0
VIATRIS INC COM 92556V106 216,480 16,000,000 SH   SOLE   16,000,000 0 0
WALGREENS BOOTS ALLIANCE INC COM 931427108 182,560 3,500,000 SH   SOLE   3,500,000 0 0
ZIMMER BIOMET HOLDINGS INC COM 98956P102 127,040 1,000,000 SH   SOLE   1,000,000 0 0
ZYMEWORKS INC COM 98985W102 13,112 800,000 SH   SOLE   800,000 0 0