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 84,039 2,725,000 SH   SOLE   2,725,000 0 0
ASTRAZENECA PLC SPONSORED ADR 046353108 90,090 1,500,000 SH Call SOLE   1,500,000 0 0
AVROBIO INC COM 05455M100 17,484 3,133,333 SH   SOLE   3,133,333 0 0
BIOGEN INC COM 09062X103 21,224 75,000 SH   SOLE   75,000 0 0
BIOMARIN PHARMACEUTICAL INC COM 09061G101 88,884 1,150,000 SH   SOLE   1,150,000 0 0
BROOKDALE SR LIVING INC COM 112463104 100,800 16,000,000 SH   SOLE   16,000,000 0 0
CHANGE HEALTHCARE INC COM 15912K100 83,760 4,000,000 SH   SOLE   4,000,000 0 0
COLLEGIUM PHARMACEUTICAL INC COM 19459J104 39,480 2,000,000 SH   SOLE   2,000,000 0 0
GILEAD SCIENCES INC COM 375558103 76,835 1,100,000 SH   SOLE   1,100,000 0 0
GILEAD SCIENCES INC COM 375558103 104,775 1,500,000 SH Call SOLE   1,500,000 0 0
GLAXOSMITHKLINE PLC SPONSORED ADR 37733W105 105,078 2,750,000 SH   SOLE   2,750,000 0 0
HCA HEALTHCARE INC COM 40412C101 108,617 447,500 SH   SOLE   447,500 0 0
INNOVAGE HLDG CORP COM 45784A104 6,610 1,000,000 SH   SOLE   1,000,000 0 0
IONIS PHARMACEUTICALS INC COM 462222100 83,850 2,500,000 SH   SOLE   2,500,000 0 0
IRHYTHM TECHNOLOGIES INC COM 450056106 27,816 475,000 SH   SOLE   475,000 0 0
IRONWOOD PHARMACEUTICALS INC COM CL A 46333X108 71,830 5,500,000 SH   SOLE   5,500,000 0 0
MERCK & CO INC COM 58933Y105 112,665 1,500,000 SH   SOLE   1,500,000 0 0
MERCK & CO INC COM 58933Y105 150,220 2,000,000 SH Call SOLE   2,000,000 0 0
MIRATI THERAPEUTICS INC COM 60468T105 79,610 450,000 SH   SOLE   450,000 0 0
MYRIAD GENETICS INC COM 62855J104 88,798 2,750,000 SH   SOLE   2,750,000 0 0
NEKTAR THERAPEUTICS COM 640268108 67,350 3,750,000 SH   SOLE   3,750,000 0 0
NOVARTIS AG SPONSORED ADR 66987V109 163,560 2,000,000 SH Call SOLE   2,000,000 0 0
ORASURE TECHNOLOGIES INC COM 68554V108 48,068 4,250,000 SH   SOLE   4,250,000 0 0
PERRIGO CO PLC SHS G97822103 118,325 2,500,000 SH   SOLE   2,500,000 0 0
PTC THERAPEUTICS INC COM 69366J200 27,908 750,000 SH   SOLE   750,000 0 0
PUMA BIOTECHNOLOGY INC COM 74587V107 24,009 3,425,000 SH   SOLE   3,425,000 0 0
RADIUS HEALTH INC COM NEW 750469207 18,615 1,500,000 SH   SOLE   1,500,000 0 0
REATA PHARMACEUTICALS INC CL A 75615P103 68,918 685,000 SH   SOLE   685,000 0 0
SANOFI SPONSORED ADR 80105N105 144,630 3,000,000 SH   SOLE   3,000,000 0 0
SANOFI SPONSORED ADR 80105N105 48,210 1,000,000 SH Call SOLE   1,000,000 0 0
SAREPTA THERAPEUTICS INC COM 803607100 46,240 500,000 SH   SOLE   500,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 182,710 2,750,000 SH   SOLE   2,750,000 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS 881624209 48,700 5,000,000 SH   SOLE   5,000,000 0 0
THERAVANCE BIOPHARMA INC COM G8807B106 18,500 2,500,000 SH   SOLE   2,500,000 0 0
UNIVERSAL HLTH SVCS INC CL B 913903100 200,637 1,450,000 SH   SOLE   1,450,000 0 0
VIATRIS INC COM 92556V106 162,600 12,000,000 SH   SOLE   12,000,000 0 0
WALGREENS BOOTS ALLIANCE INC COM 931427108 188,200 4,000,000 SH   SOLE   4,000,000 0 0
ZIMMER BIOMET HOLDINGS INC COM 98956P102 106,124 725,090 SH   SOLE   725,090 0 0
ZYMEWORKS INC COM 98985W102 21,780 750,000 SH   SOLE   750,000 0 0