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
ACADIA PHARMACEUTICALS INC COM 004225108 54,949 2,055,700 SH Put SOLE   2,055,700 0 0
ACADIA HEALTHCARE COMPANY INC COM 00404A109 1,342 38,400 SH Put SOLE   38,400 0 0
ACHIEVE LIFE SCIENCES INC COM NEW 004468203 1,012 524,413 SH   SOLE   524,413 0 0
AFFIMED NV COM N01045108 769 267,942 SH   SOLE   267,942 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 10,997 151,553 SH   SOLE   151,553 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 9,368 71,521 SH   SOLE   71,521 0 0
ANTHEM INC COM 036752103 8,280 29,339 SH   SOLE   29,339 0 0
ACTINIUM PHARMACEUTICALS INC COM 00507W107 1,214 4,935,250 SH   SOLE   4,935,250 0 0
AVANTOR INC COM 05352A100 4,230 221,587 SH   SOLE   221,587 0 0
AXSOME THERAPEUTICS INC COM 05464T104 523 20,310 SH   SOLE   20,310 0 0
BIOCRYST PHARMACEUTICALS INC COM 09058V103 1,982 522,863 SH   SOLE   522,863 0 0
BIOCRYST PHARMACEUTICALS INC COM 09058V103 147 38,700 SH Put SOLE   38,700 0 0
BIOTELEMETRY INC COM 090672106 7,413 153,955 SH   SOLE   153,955 0 0
BIONANO GENOMICS INC COM 09075F107 2,032 829,205 SH   SOLE   829,205 0 0
BIONANO GENOMICS INC *W EXP 08/21/2023 09075F107 656 690,588 SH   SOLE   690,588 0 0
CATALYST BIOSCIENCES INC COM NEW 14888D208 3,792 514,544 SH   SOLE   514,544 0 0
CROSS COUNTRY HEALTHCARE INC COM 227483104 2,427 258,727 SH   SOLE   258,727 0 0
CHEMOCENTRYX INC COM 16383L106 930 100,000 SH Call SOLE   100,000 0 0
CERNER CORP COM 156782104 7,990 109,000 SH Put SOLE   109,000 0 0
COHERUS BIOSCIENCES INC COM 19249H103 4,074 184,366 SH   SOLE   184,366 0 0
CVS HEALTH CORP COM 126650100 6,198 113,738 SH   SOLE   113,738 0 0
DOVA PHARMACEUTICALS INC COM 25985T102 1,905 135,133 SH   SOLE   135,133 0 0
DICERNA PHARMACEUTICALS INC COM 253031108 8,285 526,059 SH   SOLE   526,059 0 0
EMERGENT BIOSOLUTIONS INC COM 29089Q105 2,338 48,400 SH   SOLE   48,400 0 0
FOAMIX PHARMACEUTICALS LTD SHS M46135105 3,084 1,295,669 SH   SOLE   1,295,669 0 0
GLYCOMIMETICS INC COM 38000Q102 1,312 110,100 SH Put SOLE   110,100 0 0
GLOBUS MEDICAL INC CL A 379577208 4,350 102,827 SH   SOLE   102,827 0 0
GLAXOSMITHKLINE PLC SPONSORED ADR 37733W105 15,188 379,500 SH   SOLE   379,500 0 0
GW PHARMACEUTICALS PLC ADS 36197T103 21,405 124,164 SH   SOLE   124,164 0 0
HCA HEALTHCARE INC COM 40412C101 21,247 157,184 SH   SOLE   157,184 0 0
HILL-ROM HOLDINGS INC COM 431475102 4,413 42,182 SH   SOLE   42,182 0 0
HARROW HEALTH INC COM 415858109 4,099 471,114 SH   SOLE   471,114 0 0
HEALTH SCIENCES ACQUISITIONS CORP COM 42227C201 3,255 307,000 SH   SOLE   307,000 0 0
HUMANA INC COM 444859102 7,510 28,307 SH   SOLE   28,307 0 0
ICON PLC SHS G4705A100 4,701 30,530 SH   SOLE   30,530 0 0
IDEXX LABORATORIES INC COM 45168D104 3,965 14,400 SH Put SOLE   14,400 0 0
IMMUNOMEDICS INC COM 452907108 971 70,000 SH   SOLE   70,000 0 0
INOGEN INC COM 45780L104 1,014 15,189 SH   SOLE   15,189 0 0
INTRA-CELLULAR THERAPIES INC COM 46116X101 7,889 607,800 SH Put SOLE   607,800 0 0
INTEGER HOLDINGS CORP COM 45826H109 4,686 55,844 SH   SOLE   55,844 0 0
LA JOLLA PHARMACEUTICAL CO COM 503459604 12,121 1,310,367 SH   SOLE   1,310,367 0 0
LOGICBIO THERAPEUTICS INC COM 54142F102 1,723 132,540 SH   SOLE   132,540 0 0
MEDTRONIC PLC SHS G5960L103 9,395 96,464 SH   SOLE   96,464 0 0
MEDPACE HOLDINGS INC COM 58506Q109 12,156 185,815 SH   SOLE   185,815 0 0
MEI PHARMA INC COM NEW 55279B202 3,775 1,510,086 SH   SOLE   1,510,086 0 0
MOLINA HEALTHCARE INC COM 60855R100 4,294 30,000 SH   SOLE   30,000 0 0
MERCK & CO INC COM 58933Y105 8,385 100,000 SH Put SOLE   100,000 0 0
MIRATI THERAPEUTICS INC COM 60468T105 13,936 135,300 SH   SOLE   135,300 0 0
NATERA INC COM 632307104 4,013 145,500 SH   SOLE   145,500 0 0
NOVARTIS AG SPONSORED ADR 66987V109 8,297 90,870 SH   SOLE   90,870 0 0
OCULAR THERAPEUTIX INC COM 67576A100 263 59,668 SH   SOLE   59,668 0 0
PFENEX INC COM 717071104 1,440 213,608 SH   SOLE   213,608 0 0
REVANCE THERAPEUTICS INC COM 761330109 5,236 403,664 SH   SOLE   403,664 0 0
SENSEONICS HOLDINGS INC COM 81727U105 1,132 554,858 SH   SOLE   554,858 0 0
SMITH & NEPHEW PLC SPDN ADR NEW 83175M205 3,313 76,102 SH   SOLE   76,102 0 0
SPECTRUM PHARMACEUTICALS INC COM 84763A108 5,201 604,019 SH   SOLE   604,019 0 0
SUTRO BIOPHARMA INC COM 869367102 3,858 339,059 SH   SOLE   339,059 0 0
SAVARA INC COM 805111101 948 400,000 SH   SOLE   400,000 0 0
SAVARA INC COM 805111101 982 414,400 SH Put SOLE   414,400 0 0
SYNEOS HEALTH INC CL A 87166B102 6,432 125,899 SH   SOLE   125,899 0 0
UBER TECHNOLOGIES INC COM 90353T100 4,174 90,000 SH   SOLE   90,000 0 0
UNITY BIOTECHNOLOGY INC COM 91381U101 956 100,635 SH   SOLE   100,635 0 0
UNITEDHEALTH GROUP INC COM 91324P102 7,119 29,176 SH   SOLE   29,176 0 0
UROVANT SCIENCES LTD SHS G9381B108 1,741 220,042 SH   SOLE   220,042 0 0
UNITED THERAPEUTICS CORP COM 91307C102 6,471 82,892 SH   SOLE   82,892 0 0
VICAL INC COM NEW 925602203 1,130 1,329,657 SH   SOLE   1,329,657 0 0
VIKING THERAPEUTICS INC COM 92686J106 6,264 754,759 SH   SOLE   754,759 0 0
VERTEX PHARMACEUTICALS INC COM 92532F100 5,177 28,232 SH   SOLE   28,232 0 0
WELLCARE HEALTH PLANS INC COM 94946T106 17,815 62,495 SH   SOLE   62,495 0 0
WEST PHARMACEUTICAL SERVICES INC COM 955306105 1,239 9,900 SH Put SOLE   9,900 0 0
ZIMMER BIOMET HOLDINGS INC COM 98956P102 3,842 32,630 SH   SOLE   32,630 0 0