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 28,983 250,000 SH   SOLE   0 0 250,000
ABBVIE INC COM 00287Y109 36,045 320,000 SH   SOLE   0 0 320,000
ABIOMED INC COM 003654100 20,287 65,000 SH   SOLE   0 0 65,000
ACCELERON PHARMA INC COM 00434H108 25,098 200,000 SH   SOLE   0 0 200,000
ACCOLADE INC COM 00437E102 16,293 300,000 SH   SOLE   0 0 300,000
AERIE PHARMACEUTICALS INC COM 00771V108 12,008 750,000 SH   SOLE   0 0 750,000
ALKERMES PLC SHS G01767105 7,585 309,354 SH   SOLE   0 0 309,354
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 22,885 135,000 SH   SOLE   0 0 135,000
AMERISOURCEBERGEN CORP COM 03073E105 19,807 173,000 SH   SOLE   0 0 173,000
ANNEXON INC COM 03589W102 5,628 250,000 SH   SOLE   0 0 250,000
ANTHEM INC COM 036752103 36,271 95,000 SH   SOLE   0 0 95,000
APELLIS PHARMACEUTICALS INC COM 03753U106 19,276 305,000 SH   SOLE   0 0 305,000
ARENA PHARMACEUTICALS INC COM NEW 040047607 4,092 60,000 SH   SOLE   0 0 60,000
AXONICS MODULATION TECHNOLOG COM 05465P101 24,096 380,000 SH   SOLE   0 0 380,000
BAXTER INTL INC COM 071813109 8,855 110,000 SH   SOLE   0 0 110,000
BECTON DICKINSON & CO COM 075887109 11,673 48,000 SH   SOLE   0 0 48,000
BIOGEN INC COM 09062X103 31,164 90,000 SH   SOLE   0 0 90,000
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 19,457 200,419 SH   SOLE   0 0 200,419
BIOMARIN PHARMACEUTICAL INC COM 09061G101 13,350 160,000 SH   SOLE   0 0 160,000
BOSTON SCIENTIFIC CORP COM 101137107 22,235 520,000 SH   SOLE   0 0 520,000
BRISTOL MYERS SQUIBB CO COM 110122108 8,353 125,000 SH   SOLE   0 0 125,000
CASSAVA SCIENCES INC COM 14817C107 9,826 115,000 SH   SOLE   0 0 115,000
CENTENE CORP DEL COM 15135B101 18,962 260,000 SH   SOLE   0 0 260,000
CIGNA CORP NEW COM 125523100 30,938 130,500 SH   SOLE   0 0 130,500
COOPER COS INC COM NEW 216648402 17,832 45,000 SH   SOLE   0 0 45,000
CVS HEALTH CORP COM 126650100 31,707 380,000 SH   SOLE   0 0 380,000
DECIPHERA PHARMACEUTICALS INC COM 24344T101 2,197 60,000 SH   SOLE   0 0 60,000
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 7,388 750,000 SH   SOLE   0 0 750,000
EDWARDS LIFESCIENCES CORP COM 28176E108 11,393 110,000 SH   SOLE   0 0 110,000
EPIZYME INC COM 29428V104 2,202 265,000 SH   SOLE   0 0 265,000
ESPERION THERAPEUTICS INC NE COM 29664W105 12,103 572,267 SH   SOLE   0 0 572,267
ESSA PHARMA INC COM NEW 29668H708 7,428 260,000 SH   SOLE   0 0 260,000
EXACT SCIENCES CORP COM 30063P105 19,268 155,000 SH   SOLE   0 0 155,000
FIBROGEN INC COM 31572Q808 5,326 200,000 SH   SOLE   0 0 200,000
G1 THERAPEUTICS INC COM 3621LQ109 7,131 325,000 SH   SOLE   0 0 325,000
GILEAD SCIENCES INC COM 375558103 20,658 300,000 SH   SOLE   0 0 300,000
GLAUKOS CORP COM 377322102 2,969 35,000 SH   SOLE   0 0 35,000
GUARDANT HEALTH INC COM 40131M109 21,733 175,000 SH   SOLE   0 0 175,000
HARMONY BIOSCIENCES HLDGS IN COM 413197104 2,823 100,000 SH   SOLE   0 0 100,000
HCA HEALTHCARE INC COM 40412C101 15,506 75,000 SH   SOLE   0 0 75,000
HEALTH CATALYST INC COM 42225T107 13,322 240,000 SH   SOLE   0 0 240,000
HORIZON THERAPEUTICS PUB L SHS G46188101 49,161 525,000 SH   SOLE   0 0 525,000
HUMANA INC COM 444859102 24,350 55,000 SH   SOLE   0 0 55,000
IMMUNOCORE HLDGS PLC ADS 45258D105 3,515 90,000 SH   SOLE   0 0 90,000
IMMUNOGEN INC COM 45253H101 8,032 1,218,850 SH   SOLE   0 0 1,218,850
INNOVAGE HLDG CORP COM 45784A104 3,197 150,000 SH   SOLE   0 0 150,000
INOVALON HLDGS INC COM CL A 45781D101 20,448 600,000 SH   SOLE   0 0 600,000
INTRA CELLULAR THERAPIES INC COM 46116X101 17,541 429,728 SH   SOLE   0 0 429,728
INTUITIVE SURGICAL INC COM NEW 46120E602 20,692 22,500 SH   SOLE   0 0 22,500
IONIS PHARMACEUTICALS INC COM 462222100 2,992 75,000 SH   SOLE   0 0 75,000
IOVANCE BIOTHERAPEUTICS INC COM 462260100 7,806 300,000 SH   SOLE   0 0 300,000
JAZZ PHARMACEUTICALS PLC SHS USD G50871105 39,081 220,000 SH   SOLE   0 0 220,000
JOHNSON & JOHNSON COM 478160104 12,356 75,000 SH   SOLE   0 0 75,000
LILLY ELI & CO COM 532457108 27,267 118,800 SH   SOLE   0 0 118,800
LIVANOVA PLC SHS G5509L101 841 10,000 SH   SOLE   0 0 10,000
MACROGENICS INC COM 556099109 14,643 545,160 SH   SOLE   0 0 545,160
MCKESSON CORP COM 58155Q103 14,917 78,000 SH   SOLE   0 0 78,000
MEDTRONIC PLC SHS G5960L103 33,887 273,000 SH   SOLE   0 0 273,000
MEIRAGTX HLDGS PLC COM G59665102 6,975 450,000 SH   SOLE   0 0 450,000
MERCK & CO. INC COM 58933Y105 23,331 300,000 SH   SOLE   0 0 300,000
MIRATI THERAPEUTICS INC COM 60468T105 26,652 165,000 SH   SOLE   0 0 165,000
MYOVANT SCIENCES LTD COM G637AM102 5,693 250,000 SH   SOLE   0 0 250,000
NEKTAR THERAPEUTICS COM 640268108 16,302 950,000 SH   SOLE   0 0 950,000
NEUROCRINE BIOSCIENCES INC COM 64125C109 10,219 105,000 SH   SOLE   0 0 105,000
NOVOCURE LTD ORD SHS G6674U108 26,618 120,000 SH   SOLE   0 0 120,000
OAK STR HEALTH INC COM 67181A107 5,564 95,000 SH   SOLE   0 0 95,000
1LIFE HEALTHCARE INC COM 68269G107 10,910 330,000 SH   SOLE   0 0 330,000
PFIZER INC COM 717081103 19,580 500,000 SH   SOLE   0 0 500,000
PHATHOM PHARMACEUTICALS INC COM 71722W107 6,303 186,210 SH   SOLE   0 0 186,210
PHREESIA INC COM 71944F106 15,938 260,000 SH   SOLE   0 0 260,000
PIERIS PHARMACEUTICALS INC COM 720795103 1,149 300,000 SH   SOLE   0 0 300,000
PROGYNY INC COM 74340E103 4,720 80,000 SH   SOLE   0 0 80,000
R1 RCM INC COM 749397105 12,232 550,000 SH   SOLE   0 0 550,000
RADIUS HEALTH INC COM NEW 750469207 7,843 430,000 SH   SOLE   0 0 430,000
REGENERON PHARMACEUTICALS COM 75886F107 13,964 25,000 SH   SOLE   0 0 25,000
REVANCE THERAPEUTICS INC COM 761330109 8,003 270,000 SH   SOLE   0 0 270,000
RIGEL PHARMACEUTICALS INC COM NEW 766559603 6,597 1,520,000 SH   SOLE   0 0 1,520,000
SAGE THERAPEUTICS INC COM 78667J108 4,261 75,000 SH   SOLE   0 0 75,000
SANGAMO THERAPEUTICS INC COM 800677106 9,157 765,000 SH   SOLE   0 0 765,000
SEAGEN INC COM 81181C104 24,933 157,925 SH   SOLE   0 0 157,925
SHOCKWAVE MEDICAL INC COM 82489T104 6,449 33,990 SH   SOLE   0 0 33,990
SILK ROAD MEDICAL INC COM 82710M100 6,988 146,000 SH   SOLE   0 0 146,000
SILVERBACK THERAPEUTICS INC COM 82835W108 3,089 100,000 SH   SOLE   0 0 100,000
STEREOTAXIS INC COM NEW 85916J409 6,598 684,402 SH   SOLE   0 0 684,402
TELADOC HEALTH INC COM 87918A105 34,921 210,000 SH   SOLE   0 0 210,000
TENET HEALTHCARE CORP COM NEW 88033G407 5,694 85,000 SH   SOLE   0 0 85,000
THERMO FISHER SCIENTIFIC INC COM 883556102 25,224 50,000 SH   SOLE   0 0 50,000
UNITED HEALTH GROUP INC COM 91324P102 50,055 125,000 SH   SOLE   0 0 125,000
VEEVA SYS INC CL A COM 922475108 23,321 75,000 SH   SOLE   0 0 75,000
VERTEX PHARMACEUTICALS INC COM 92532F100 43,531 215,897 SH   SOLE   0 0 215,897
VIEWRAY INC ADR 92672L107 5,115 775,000 SH   SOLE   0 0 775,000
XENCOR INC COM 98401F105 11,727 340,000 SH   SOLE   0 0 340,000
ZAI LAB LTD ADR 98887Q104 6,195 35,000 SH   SOLE   0 0 35,000
ZIMMER BIOMET HOLDINGS INC COM 98956P102 22,515 140,000 SH   SOLE   0 0 140,000