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 22,310 205,000 SH   SOLE   0 0 205,000
ABBVIE INC COM 00287Y109 24,525 280,000 SH   SOLE   0 0 280,000
ABEONA THERAPEUTICS INC COM 00289Y107 944 925,000 SH   SOLE   0 0 925,000
ABIOMED INC COM 003654100 19,394 70,000 SH   SOLE   0 0 70,000
ACCELERON PHARMA INC COM 00434H108 16,317 145,000 SH   SOLE   0 0 145,000
ACCOLADE INC COM 00437E102 5,896 151,674 SH   SOLE   0 0 151,674
ADVERUM BIOTECHNOLOGIES INC COM 00773U108 6,438 625,000 SH   SOLE   0 0 625,000
AERIE PHARMACEUTICALS INC COM 00771V108 10,005 850,000 SH   SOLE   0 0 850,000
AGIOS PHARMACEUTICALS INC COM 00847X104 3,150 90,000 SH   SOLE   0 0 90,000
ALEXION PHARMACEUTICALS INC COM 015351109 25,175 220,000 SH   SOLE   0 0 220,000
ALKERMES PLC SHS G01767105 5,137 310,000 SH   SOLE   0 0 310,000
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 14,560 100,000 SH   SOLE   0 0 100,000
AMARIN CORP PLC SPONS ADR NEW 023111206 1,263 300,000 SH   SOLE   0 0 300,000
ANTHEM INC COM 036752103 24,173 90,000 SH   SOLE   0 0 90,000
APELLIS PHARMACEUTICALS INC COM 03753U106 6,788 225,000 SH   SOLE   0 0 225,000
ARENA PHARMACEUTICALS INC COM NEW 040047607 15,764 210,778 SH   SOLE   0 0 210,778
AXONICS MODULATION TECH INC COM 05465P101 23,478 460,000 SH   SOLE   0 0 460,000
BAXTER INTL INC COM 071813109 12,465 155,000 SH   SOLE   0 0 155,000
BECTON DICKINSON & CO COM 075887109 8,144 35,000 SH   SOLE   0 0 35,000
BIOGEN INC COM 09062X103 9,361 33,000 SH   SOLE   0 0 33,000
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 20,153 310,000 SH   SOLE   0 0 310,000
BIOMARIN PHARMACEUTICAL INC COM 09061G101 56,630 744,354 SH   SOLE   0 0 744,354
BLUEBIRD BIO INC COM 09609G100 5,816 107,797 SH   SOLE   0 0 107,797
BOSTON SCIENTIFIC CORP COM 101137107 17,195 450,000 SH   SOLE   0 0 450,000
BRISTOL MYERS SQUIBB CO COM 110122108 17,484 290,000 SH   SOLE   0 0 290,000
CELLECTIS S A SPONS ADS 15117K103 2,675 144,604 SH   SOLE   0 0 144,604
CENTENE CORP DEL COM 15135B101 17,499 300,000 SH   SOLE   0 0 300,000
CHEVRON CORP COM 166764100 214 2,974 SH   SOLE   0 0 2,974
CIGNA CORP NEW COM 125523100 25,412 150,000 SH   SOLE   0 0 150,000
COOPER COS INC COM NEW 216648402 20,227 60,000 SH   SOLE   0 0 60,000
CVS HEALTH CORP COM 126650100 14,016 240,000 SH   SOLE   0 0 240,000
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 3,998 925,534 SH   SOLE   0 0 925,534
EDWARDS LIFESCIENCES CORP COM 28176E108 9,578 120,000 SH   SOLE   0 0 120,000
EPIZYME INC REG COM 29428V104 3,161 265,000 SH   SOLE   0 0 265,000
ESPERION THERAPEUTICS INC NE COM 29664W105 16,912 455,000 SH   SOLE   0 0 455,000
EXACT SCIENCES CORP COM 30063P105 8,156 80,000 SH   SOLE   0 0 80,000
FIBROGEN INC COM 31572Q808 5,962 145,000 SH   SOLE   0 0 145,000
FORD MTR CO DEL COM 345370860 194 29,164 SH   SOLE   0 0 29,164
G1 THERAPEUTICS INC REG COM 3621LQ109 2,195 190,000 SH   SOLE   0 0 190,000
GILEAD SCIENCES INC COM 375558103 18,325 290,000 SH   SOLE   0 0 290,000
GLAUKOS CORP COM 377322102 6,933 140,000 SH   SOLE   0 0 140,000
GUARDANT HEALTH INC REG COM 40131M109 26,827 240,000 SH   SOLE   0 0 240,000
HCA HEALTHCARE INC COM 40412C101 9,351 75,000 SH   SOLE   0 0 75,000
HORIZON THERAPEUTICS PUB LTD SHS G46188101 53,988 695,000 SH   SOLE   0 0 695,000
HUMANA INC COM 444859102 24,833 60,000 SH   SOLE   0 0 60,000
IMMUNOMEDICS INC COM 452907108 18,821 221,351 SH   SOLE   0 0 221,351
INCYTE CORP LTD COM 45337C102 3,590 40,000 SH   SOLE   0 0 40,000
INTRA CELLULAR THERAPIES INC COM 46116X101 12,189 475,000 SH   SOLE   0 0 475,000
INTUITIVE SURGICAL INC COM NEW 46120E602 8,514 12,000 SH   SOLE   0 0 12,000
IOVANCE BIOTHERAPEUTICS INC COM 462260100 11,193 340,000 SH   SOLE   0 0 340,000
JAZZ PHARMACEUTICALS PLC SHS USD G50871105 24,240 170,000 SH   SOLE   0 0 170,000
LILLY ELI & CO COM 532457108 24,423 165,000 SH   SOLE   0 0 165,000
LIVANOVA PLC SHS G5509L101 9,494 210,000 SH   SOLE   0 0 210,000
LIVONGO HEALTH INC COM 539183103 23,383 166,961 SH   SOLE   0 0 166,961
MACROGENICS INC COM 556099109 16,014 635,711 SH   SOLE   0 0 635,711
MEDTRONIC PLC SHS G5960L103 22,943 220,780 SH   SOLE   0 0 220,780
MEIRAGTX HOLDINGS PLC COM G59665102 4,965 375,000 SH   SOLE   0 0 375,000
MERCK & CO INC COM 58933Y105 13,272 160,000 SH   SOLE   0 0 160,000
MIRATI THERAPEUTICS INC COM 60468T105 18,981 114,311 SH   SOLE   0 0 114,311
MYOKARDIA INC COM 62857M105 25,903 190,000 SH   SOLE   0 0 190,000
MYOVANT SCIENCES LTD COM G637AM102 5,339 380,000 SH   SOLE   0 0 380,000
NEKTAR THERAPEUTICS COM 640268108 16,590 1,000,000 SH   SOLE   0 0 1,000,000
NEUROCRINE BIOSCIENCES INC COM 64125C109 7,212 75,000 SH   SOLE   0 0 75,000
NOVOCURE LTD REG ORD SHS G6674U108 45,593 409,600 SH   SOLE   0 0 409,600
PIERIS PHARMACEUTICALS INC COM 720795103 621 300,000 SH   SOLE   0 0 300,000
QUALCOMM INC COM 747525103 280 2,381 SH   SOLE   0 0 2,381
RADIUS HEALTH INC COM NEW 750469207 3,763 331,826 SH   SOLE   0 0 331,826
REGENERON PHARMACEUTICALS COM 75886F107 12,595 22,500 SH   SOLE   0 0 22,500
REVANCE THERAPEUTICS INC COM 761330109 5,531 220,000 SH   SOLE   0 0 220,000
RIGEL PHARMACEUTICALS INC COM NEW 766559603 4,167 1,736,176 SH   SOLE   0 0 1,736,176
SANGAMO THERAPEUTICS INC COM 800677106 6,379 675,000 SH   SOLE   0 0 675,000
SEATTLE GENETICS INC COM 812578102 13,698 70,000 SH   SOLE   0 0 70,000
SHOCKWAVE MEDICAL INC COM 82489T104 4,548 60,000 SH   SOLE   0 0 60,000
SILK ROAD MEDICAL INC COM 82710M100 9,409 140,000 SH   SOLE   0 0 140,000
THERMO FISHER SCIENTIFIC INC COM 883556102 13,246 30,000 SH   SOLE   0 0 30,000
ULTRAGENYX PHARMACEUTICAL INC COM 90400D108 5,055 61,500 SH   SOLE   0 0 61,500
UNIQURE NV SHS N90064101 1,490 40,466 SH   SOLE   0 0 40,466
UNITED HEALTH GROUP INC COM 91324P102 34,295 110,000 SH   SOLE   0 0 110,000
VERTEX PHARMACEUTICALS INC COM 92532F100 29,933 110,000 SH   SOLE   0 0 110,000
VIEWRAY INC REG COM 92672L107 2,713 775,000 SH   SOLE   0 0 775,000
XENCOR INC COM 98401F105 10,085 260,000 SH   SOLE   0 0 260,000
ZIMMER BIOMET HOLDINGS INC COM 98956P102 11,163 82,000 SH   SOLE   0 0 82,000