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 18,021 207,469 SH   SOLE   0 0 207,469
ABBVIE INC COM 00287Y109 18,593 210,000 SH   SOLE   0 0 210,000
ABEONA THERAPEUTICS INC COM 00289Y107 3,270 1,000,000 SH   SOLE   0 0 1,000,000
ABIOMED INC COM 003654100 14,841 87,000 SH   SOLE   0 0 87,000
ACCELERON PHARMA INC COM 00434H108 5,302 100,000 SH   SOLE   0 0 100,000
ADVERUM BIOTECHNOLOGIES INC COM 00773U108 7,488 650,000 SH   SOLE   0 0 650,000
AERIE PHARMACEUTICALS INC COM 00771V108 16,919 700,000 SH   SOLE   0 0 700,000
AGIOS PHARMACEUTICALS INC COM 00847X104 7,640 160,000 SH   SOLE   0 0 160,000
AIMMUNE THERAPEUTICS INC COM 00900T107 5,021 150,000 SH   SOLE   0 0 150,000
ALEXION PHARMACEUTICALS INC COM 015351109 15,284 141,319 SH   SOLE   0 0 141,319
ALKERMES PLC SHS G01767105 7,548 370,000 SH   SOLE   0 0 370,000
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 6,993 60,715 SH   SOLE   0 0 60,715
ALPHABET INC CAP STK CL A 02079K305 214 160 SH   SOLE   0 0 160
AMARIN CORP PLC SPONS ADR NEW 023111206 8,576 400,000 SH   SOLE   0 0 400,000
ANHEUSER-BUSCH INBEV SA/NV SPONSORED ADR 03524A108 230 2,806 SH   SOLE   0 0 2,806
ANTHEM INC COM 036752103 18,726 62,000 SH   SOLE   0 0 62,000
APELLIS PHARMACEUTICALS INC COM 03753U106 2,450 80,000 SH   SOLE   0 0 80,000
ARENA PHARMACEUTICALS INC COM NEW 040047607 9,992 220,000 SH   SOLE   0 0 220,000
AXONICS MODULATION TECH INC COM 05465P101 9,144 330,000 SH   SOLE   0 0 330,000
BECTON DICKINSON & CO COM 075887109 9,247 34,000 SH   SOLE   0 0 34,000
BEIGENE LTD SPONSORED ADR 07725L102 3,315 20,000 SH   SOLE   0 0 20,000
BIOGEN INC COM 09062X103 5,935 20,000 SH   SOLE   0 0 20,000
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 6,805 125,000 SH   SOLE   0 0 125,000
BIOMARIN PHARMACEUTICAL INC COM 09061G101 17,756 210,000 SH   SOLE   0 0 210,000
BLUEBIRD BIO INC COM 09609G100 5,002 57,000 SH   SOLE   0 0 57,000
BOSTON SCIENTIFIC CORP COM 101137107 20,424 451,668 SH   SOLE   0 0 451,668
BRISTOL MYERS SQUIBB CO COM 110122108 21,825 340,000 SH   SOLE   0 0 340,000
CELLECTIS S A SPONSORED ADR 15117K103 2,476 144,604 SH   SOLE   0 0 144,604
CENTENE CORP DEL COM 15135B101 8,802 140,000 SH   SOLE   0 0 140,000
CHEVRON CORP COM 166764100 358 2,974 SH   SOLE   0 0 2,974
CIGNA CORP NEW COM 125523100 19,427 95,000 SH   SOLE   0 0 95,000
COOPER COS INC COM NEW 216648402 6,426 20,000 SH   SOLE   0 0 20,000
CVS HEALTH CORP COM 126650100 10,416 140,214 SH   SOLE   0 0 140,214
DERMIRA INC COM 24983L104 12,128 800,000 SH   SOLE   0 0 800,000
DISNEY WALT CO COM DISNEY 254687106 301 2,083 SH   SOLE   0 0 2,083
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 6,178 1,080,000 SH   SOLE   0 0 1,080,000
EDWARDS LIFESCIENCES CORP COM 28176E108 8,865 38,000 SH   SOLE   0 0 38,000
EPIZYME INC COM 29428V104 10,455 425,000 SH   SOLE   0 0 425,000
ESPERION THERAPEUTICS INC NE COM 29664W105 39,356 660,000 SH   SOLE   0 0 660,000
EXACT SCIENCES CORP COM 30063P105 9,895 107,000 SH   SOLE   0 0 107,000
EXXON MOBIL CORP COM 30231G102 269 3,854 SH   SOLE   0 0 3,854
FIBROGEN INC COM 31572Q808 11,795 275,000 SH   SOLE   0 0 275,000
FORD MTR CO DEL COM 345370860 271 29,164 SH   SOLE   0 0 29,164
G1 THERAPEUTICS INC COM 3621LQ109 6,962 263,400 SH   SOLE   0 0 263,400
GLAUKOS CORP COM 377322102 12,800 235,000 SH   SOLE   0 0 235,000
GUARDANT HEALTH INC COM 40131M109 12,133 155,268 SH   SOLE   0 0 155,268
HALLIBURTON CO COM 406216101 203 8,299 SH   SOLE   0 0 8,299
HCA HEALTHCARE INC COM 40412C101 10,347 70,000 SH   SOLE   0 0 70,000
HORIZON THERAPEUTICS PUB LTD SHS G46188101 28,055 775,000 SH   SOLE   0 0 775,000
HUMANA INC COM 444859102 24,557 67,000 SH   SOLE   0 0 67,000
INTERNATIONAL BUSINESS MACHS COM 459200101 297 2,215 SH   SOLE   0 0 2,215
IMMUNOMEDICS INC COM 452907108 14,812 700,000 SH   SOLE   0 0 700,000
INCYTE CORP COM 45337C102 5,676 65,000 SH   SOLE   0 0 65,000
INTERCEPT PHARMACEUTICALS IN COM 45845P108 4,957 40,000 SH   SOLE   0 0 40,000
INTRA CELLULAR THERAPIES INC COM 46116X101 17,155 500,000 SH   SOLE   0 0 500,000
INTUITIVE SURGICAL INC COM 46120E602 7,094 12,000 SH   SOLE   0 0 12,000
IOVANCE BIOTHERAPEUTICS INC COM 462260100 13,148 475,000 SH   SOLE   0 0 475,000
JANUS HENDERSON GROUP PLC ORD SHS G4474Y214 260 10,645 SH   SOLE   0 0 10,645
JAZZ PHARMACEUTICALS PLC SHS USD G50871105 15,048 100,805 SH   SOLE   0 0 100,805
JPMORGAN CHASE & CO COM 46625H100 292 2,095 SH   SOLE   0 0 2,095
LILLY ELI & CO COM 532457108 14,647 111,446 SH   SOLE   0 0 111,446
LIVANOVA PLC SHS G5509L101 15,086 200,000 SH   SOLE   0 0 200,000
MACROGENICS INC COM 556099109 11,533 1,060,000 SH   SOLE   0 0 1,060,000
MEDTRONIC PLC SHS G5960L103 14,185 125,030 SH   SOLE   0 0 125,030
MEIRAGTX HOLDINGS PLC COM G59665102 3,830 191,300 SH   SOLE   0 0 191,300
MERCK & CO INC COM 58933Y105 14,552 160,000 SH   SOLE   0 0 160,000
MIRATI THERAPEUTICS INC COM 60468T105 16,108 125,000 SH   SOLE   0 0 125,000
MOMENTA PHARMACEUTICALS INC COM 60877T100 3,513 178,073 SH   SOLE   0 0 178,073
MYOKARDIA INC COM 62857M105 15,306 210,000 SH   SOLE   0 0 210,000
NANOSTRING TECHNOLOGIES INC COM 63009R109 3,895 140,000 SH   SOLE   0 0 140,000
NEKTAR THERAPEUTICS COM 640268108 23,744 1,100,000 SH   SOLE   0 0 1,100,000
NEUROCRINE BIOSCIENCES INC COM 64125C109 12,899 120,000 SH   SOLE   0 0 120,000
NORTONLIFELOCK INC COM 668771108 224 8,761 SH   SOLE   0 0 8,761
NOVOCURE LTD ORD SHS G6674U108 29,495 350,000 SH   SOLE   0 0 350,000
OMNICELL INC COM 68213N109 7,763 95,000 SH   SOLE   0 0 95,000
PIERIS PHARMACEUTICALS INC COM 720795103 1,086 300,000 SH   SOLE   0 0 300,000
QUALCOMM INC COM 747525103 299 3,391 SH   SOLE   0 0 3,391
RADIUS HEALTH INC COM NEW 750469207 3,427 170,000 SH   SOLE   0 0 170,000
REGENERON PHARMACEUTICALS COM 75886F107 10,138 27,000 SH   SOLE   0 0 27,000
REGENXBIO INC COM 75901B107 3,073 75,000 SH   SOLE   0 0 75,000
REVANCE THERAPEUTICS INC COM 761330109 4,058 250,000 SH   SOLE   0 0 250,000
RIGEL PHARMACEUTICALS INC COM NEW 766559603 4,066 1,900,000 SH   SOLE   0 0 1,900,000
SAGE THERAPEUTICS INC COM 78667J108 3,610 50,000 SH   SOLE   0 0 50,000
SANGAMO THERAPEUTICS INC COM 800677106 5,859 700,000 SH   SOLE   0 0 700,000
SEATTLE GENETICS INC COM 812578102 13,711 120,000 SH   SOLE   0 0 120,000
SILK ROAD MEDICAL INC COM 82710M100 8,455 209,381 SH   SOLE   0 0 209,381
STEMLINE THERAPEUTICS INC COM 85858C107 8,081 760,181 SH   SOLE   0 0 760,181
UNIQURE NV SHS N90064101 4,300 60,000 SH   SOLE   0 0 60,000
UNITEDHEALTH GROUP INC COM 91324P102 17,051 58,000 SH   SOLE   0 0 58,000
WELLS FARGO CO NEW COM 949746101 284 5,272 SH   SOLE   0 0 5,272
VERTEX PHARMACEUTICALS INC COM 92532F100 35,032 160,000 SH   SOLE   0 0 160,000
VIEWRAY INC COM 92672L107 3,165 750,000 SH   SOLE   0 0 750,000
VIKING THERAPEUTICS INC COM 92686J106 1,604 200,000 SH   SOLE   0 0 200,000
XENCOR INC COM 98401F105 10,661 310,000 SH   SOLE   0 0 310,000