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
Estimated average burden
hours per response: 23.8
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
ABBOTT LABS COM 002824100 13,415 170,000 SH   SOLE   0 0 170,000
ABBVIE INC COM 00287Y109 25,143 330,000 SH   SOLE   0 0 330,000
ABEONA THERAPEUTICS INC COM 00289Y107 1,995 950,000 SH   SOLE   0 0 950,000
ABIOMED INC COM 003654100 12,774 88,000 SH   SOLE   0 0 88,000
ACCELERON PHARMA INC COM 00434H108 6,291 70,000 SH   SOLE   0 0 70,000
ADVERUM BIOTECHNOLOGIES INC COM 00773U108 5,374 550,000 SH   SOLE   0 0 550,000
AERIE PHARMACEUTICALS INC COM 00771V108 9,720 720,000 SH   SOLE   0 0 720,000
AGIOS PHARMACEUTICALS INC COM 00847X104 3,903 110,000 SH   SOLE   0 0 110,000
AIMMUNE THERAPEUTICS INC COM 00900T107 2,379 165,000 SH   SOLE   0 0 165,000
ALEXION PHARMACEUTICALS INC COM 015351109 14,366 160,000 SH   SOLE   0 0 160,000
ALKERMES PLC SHS G01767105 5,754 399,000 SH   SOLE   0 0 399,000
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 8,708 80,000 SH   SOLE   0 0 80,000
AMARIN CORP PLC SPONS ADR NEW 023111206 2,200 550,000 SH   SOLE   0 0 550,000
ANTHEM INC COM 036752103 14,758 65,000 SH   SOLE   0 0 65,000
APELLIS PHARMACEUTICALS INC COM 03753U106 2,679 100,000 SH   SOLE   0 0 100,000
ARENA PHARMACEUTICALS INC COM NEW 040047607 10,080 240,000 SH   SOLE   0 0 240,000
AXONICS MODULATION TECH INC COM 05465P101 11,816 465,000 SH   SOLE   0 0 465,000
BECTON DICKINSON & CO COM 075887109 3,217 14,000 SH   SOLE   0 0 14,000
BEIGENE LTD SPONSORED ADR 07725L102 2,462 20,000 SH   SOLE   0 0 20,000
BIOGEN INC COM 09062X103 7,910 25,000 SH   SOLE   0 0 25,000
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 4,764 140,000 SH   SOLE   0 0 140,000
BIOMARIN PHARMACEUTICAL INC COM 09061G101 15,619 184,845 SH   SOLE   0 0 184,845
BLUEBIRD BIO INC COM 09609G100 3,079 67,000 SH   SOLE   0 0 67,000
BOSTON SCIENTIFIC CORP COM 101137107 18,436 565,000 SH   SOLE   0 0 565,000
BRISTOL MYERS SQUIBB CO COM 110122108 19,509 350,000 SH   SOLE   0 0 350,000
CELLECTIS S A SPONSORED ADS 15117K103 1,330 144,604 SH   SOLE   0 0 144,604
CENTENE CORP DEL COM 15135B101 10,397 175,000 SH   SOLE   0 0 175,000
CHEVRON CORP COM 166764100 215 2,974 SH   SOLE   0 0 2,974
CIGNA CORP NEW COM 125523100 18,604 105,000 SH   SOLE   0 0 105,000
COOPER COS INC COM NEW 216648402 6,616 24,000 SH   SOLE   0 0 24,000
CVS HEALTH CORP COM 126650100 15,426 260,000 SH   SOLE   0 0 260,000
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 3,530 1,000,000 SH   SOLE   0 0 1,000,000
EDWARDS LIFESCIENCES CORP COM 28176E108 10,751 57,000 SH   SOLE   0 0 57,000
EPIZYME INC COM 29428V104 5,429 350,000 SH   SOLE   0 0 350,000
ESPERION THERAPEUTICS INC NE COM 29664W105 18,691 592,798 SH   SOLE   0 0 592,798
EXACT SCIENCES CORP COM 30063P105 6,049 104,300 SH   SOLE   0 0 104,300
EXXON MOBIL CORP COM 30231G102 205 5,388 SH   SOLE   0 0 5,388
FIBROGEN INC COM 31572Q808 8,688 250,000 SH   SOLE   0 0 250,000
FORD MTR CO DEL COM 345370860 141 29,164 SH   SOLE   0 0 29,164
G1 THERAPEUTICS INC COM 3621LQ109 2,757 250,172 SH   SOLE   0 0 250,172
GLAUKOS CORP COM 377322102 5,092 165,000 SH   SOLE   0 0 165,000
GUARDANT HEALTH INC COM 40131M109 12,180 175,000 SH   SOLE   0 0 175,000
HCA HEALTHCARE INC COM 40412C101 8,087 90,000 SH   SOLE   0 0 90,000
HORIZON THERAPEUTICS PUB LTD SHS G46188101 29,620 1,000,000 SH   SOLE   0 0 1,000,000
HUMANA INC COM 444859102 14,131 45,000 SH   SOLE   0 0 45,000
INTERNATIONAL BUSINESS MACHS COM 459200101 246 2,215 SH   SOLE   0 0 2,215
IMMUNOMEDICS INC COM 452907108 7,953 590,000 SH   SOLE   0 0 590,000
INCYTE CORP COM 45337C102 3,662 50,000 SH   SOLE   0 0 50,000
INTERCEPT PHARMACEUTICALS INC COM 45845P108 2,518 40,000 SH   SOLE   0 0 40,000
INTRA CELLULAR THERAPIES INC COM 46116X101 8,723 567,534 SH   SOLE   0 0 567,534
INTUITIVE SURGICAL INC COM NEW 46120E602 11,390 23,000 SH   SOLE   0 0 23,000
IOVANCE BIOTHERAPEUTICS INC COM 462260100 10,926 365,000 SH   SOLE   0 0 365,000
JANUS HENDERSON GROUP PLC ORD SHS G4474Y214 163 10,645 SH   SOLE   0 0 10,645
JAZZ PHARMACEUTICALS PLC SHS USD G50871105 11,969 120,000 SH   SOLE   0 0 120,000
LILLY ELI & CO COM 532457108 13,872 100,000 SH   SOLE   0 0 100,000
LIVANOVA PLC SHS G5509L101 8,598 190,000 SH   SOLE   0 0 190,000
MACROGENICS INC COM 556099109 5,820 1,000,000 SH   SOLE   0 0 1,000,000
MEDTRONIC PLC SHS G5960L103 11,794 130,780 SH   SOLE   0 0 130,780
MEIRAGTX HOLDINGS PLC COM G59665102 3,310 246,307 SH   SOLE   0 0 246,307
MERCK & CO INC COM 58933Y105 12,695 165,000 SH   SOLE   0 0 165,000
MIRATI THERAPEUTICS INC COM 60468T105 9,993 130,000 SH   SOLE   0 0 130,000
MOMENTA PHARMACEUTICALS INC COM 60877T100 3,302 121,400 SH   SOLE   0 0 121,400
MYOKARDIA INC COM 62857M105 8,438 180,000 SH   SOLE   0 0 180,000
NEKTAR THERAPEUTICS COM 640268108 19,189 1,075,000 SH   SOLE   0 0 1,075,000
NEUROCRINE BIOSCIENCES INC COM 64125C109 11,252 130,000 SH   SOLE   0 0 130,000
NOVOCURE LTD ORD SHS G6674U108 24,242 360,000 SH   SOLE   0 0 360,000
OMNICELL INC COM 68213N109 5,646 86,095 SH   SOLE   0 0 86,095
PIERIS PHARMACEUTICALS INC COM 720795103 684 300,000 SH   SOLE   0 0 300,000
RADIUS HEALTH INC COM NEW 750469207 3,835 295,000 SH   SOLE   0 0 295,000
REVANCE THERAPEUTICS INC COM 761330109 3,256 220,000 SH   SOLE   0 0 220,000
RIGEL PHARMACEUTICALS INC COM NEW 766559603 2,708 1,736,176 SH   SOLE   0 0 1,736,176
SAGE THERAPEUTICS INC COM 78667J108 1,436 50,000 SH   SOLE   0 0 50,000
SANGAMO THERAPEUTICS INC COM 800677106 4,459 700,000 SH   SOLE   0 0 700,000
SEATTLE GENETICS INC COM 812578102 9,807 85,000 SH   SOLE   0 0 85,000
SILK ROAD MEDICAL INC COM 82710M100 5,509 175,000 SH   SOLE   0 0 175,000
STEMLINE THERAPEUTICS INC COM 85858C107 3,146 650,000 SH   SOLE   0 0 650,000
THERMO FISHER SCIENTIFIC INC COM 883556102 5,388 19,000 SH   SOLE   0 0 19,000
ULTRAGENYX PHARMACEUTICAL INC COM 90400D108 3,045 68,524 SH   SOLE   0 0 68,524
UNIQURE NV SHS N90064101 3,122 65,798 SH   SOLE   0 0 65,798
UNITEDHEALTH GROUP INC COM 91324P102 19,950 80,000 SH   SOLE   0 0 80,000
VERTEX PHARMACEUTICALS INC COM 92532F100 27,364 115,000 SH   SOLE   0 0 115,000
VIEWRAY INC COM 92672L107 2,125 850,000 SH   SOLE   0 0 850,000
VIKING THERAPEUTICS INC COM 92686J106 936 200,000 SH   SOLE   0 0 200,000
XENCOR INC COM 98401F105 8,974 300,325 SH   SOLE   0 0 300,325
ZIMMER BIOMET HOLDINGS INC COM 98956P102 8,086 80,000 SH   SOLE   0 0 80,000