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
Agenus Inc CALL 00847G905 150 30 SH Call SOLE   30 0 0
LivaNova PLC CALL G5509L901 167 44 SH Call SOLE   44 0 0
Intuitive Surgical Inc CALL 46120E902 7,600 80 SH Call SOLE   80 0 0
Incyte Corp CALL 45337C902 90,000 200 SH Call SOLE   200 0 0
LIPOCINE INC NEW CALL 53630X904 7,085 218 SH Call SOLE   218 0 0
Aveo Pharmaceuticals Inc PUT 053588959 8,125 250 SH Put SOLE   250 0 0
HCA HEALTHCARE INC CALL 40412C901 16,875 250 SH Call SOLE   250 0 0
VARIAN MED SYS INC PUT 92220P955 103,750 250 SH Put SOLE   250 0 0
NanoString Technologies Inc CALL 63009R909 5,128 293 SH Call SOLE   293 0 0
Mazor Robotics Ltd PUT 57886P953 72,000 400 SH Put SOLE   400 0 0
CVS HEALTH CORP CALL 126650900 15,075 450 SH Call SOLE   450 0 0
ISHARES TR PUT 464287955 126,825 475 SH Put SOLE   475 0 0
BRISTOL MYERS SQUIBB CO PUT 110122958 100,000 500 SH Put SOLE   500 0 0
Coherus BioSciences Inc CALL 19249H903 31,250 500 SH Call SOLE   500 0 0
FIRST TR EXCHANGE TRADED FD PUT 33734X953 32,500 500 SH Put SOLE   500 0 0
Incyte Corp PUT 45337C952 1,847,500 500 SH Put SOLE   500 0 0
Mazor Robotics Ltd PUT 57886P953 31,380 523 SH Put SOLE   523 0 0
DexCom Inc PUT 252131957 44,098 569 SH Put SOLE   569 0 0
Agenus Inc CALL 00847G905 9,405 627 SH Call SOLE   627 0 0
ISHARES TR PUT 464287956 60,125 650 SH Put SOLE   650 0 0
Walgreens Boots Alliance Inc CALL 931427908 25,350 650 SH Call SOLE   650 0 0
GLOBUS MED INC CALL 379577908 159,165 786 SH Call SOLE   786 0 0
FIRST TR EXCHANGE TRADED FD PUT 33734X953 28,000 800 SH Put SOLE   800 0 0
SPDR SERIES TRUST PUT 78464A950 68,250 875 SH Put SOLE   875 0 0
SELECT SECTOR SPDR TR PUT 81369Y959 60,000 1,000 SH Put SOLE   1,000 0 0
LivaNova PLC CALL G5509L901 30,900 1,236 SH Call SOLE   1,236 0 0
OSI Systems Inc CALL 671044905 120,900 2,015 SH Call SOLE   2,015 0 0
Boston Scientific Corp PUT 101137957 74,750 2,300 SH Put SOLE   2,300 0 0
Aveo Pharmaceuticals Inc PUT 053588959 12,485 2,497 SH Put SOLE   2,497 0 0
Vanda Pharmaceuticals Inc PUT 921659958 52,500 3,000 SH Put SOLE   3,000 0 0
REGENERON PHARMACEUTICALS COM 75886F107 1,879,800 5,000 SH   SOLE   5,000 0 0
Puma Biotechnology Inc COM 74587V107 988,500 10,000 SH   SOLE   10,000 0 0
Histogenics Corp COM 43358V109 27,728 13,526 SH   SOLE   13,526 0 0
PENUMBRA INC COM 70975L107 1,411,500 15,000 SH   SOLE   15,000 0 0
TESARO Inc COM 881569107 1,243,050 15,000 SH   SOLE   15,000 0 0
Alexion Pharmaceuticals Inc COM 015351109 2,379,841 19,900 SH   SOLE   19,900 0 0
ARGENX SE SPONSORED ADR 04016X101 1,288,056 20,400 SH   SOLE   20,400 0 0
UNITED THERAPEUTICS CORP DEL COM 91307C102 3,093,487 20,909 SH   SOLE   20,909 0 0
Foamix Pharmaceuticals Ltd SHS M46135105 144,841 24,100 SH   SOLE   24,100 0 0
Coherus BioSciences Inc COM 19249H103 220,000 25,000 SH   SOLE   25,000 0 0
Halyard Health Inc COM 40650V100 1,154,500 25,000 SH   SOLE   25,000 0 0
Arena Pharmaceuticals Inc COM NEW 040047607 950,583 27,983 SH   SOLE   27,983 0 0
EXPRESS SCRIPTS HLDG CO COM 30219G108 2,239,200 30,000 SH   SOLE   30,000 0 0
Acorda Therapeutics Inc COM 00484M106 750,750 35,000 SH   SOLE   35,000 0 0
ICU MED INC COM 44930G107 7,560,000 35,000 SH   SOLE   35,000 0 0
Medtronic PLC SHS G5960L103 3,028,125 37,500 SH   SOLE   37,500 0 0
Insulet Corp COM 45784P101 2,760,000 40,000 SH   SOLE   40,000 0 0
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 1,138,178 42,186 SH   SOLE   42,186 0 0
BioMarin Pharmaceutical Inc COM 09061G101 3,896,729 43,700 SH   SOLE   43,700 0 0
HCA HEALTHCARE INC COM 40412C101 3,952,800 45,000 SH   SOLE   45,000 0 0
ORTHOFIX INTL N V COM N6748L102 2,461,500 45,000 SH   SOLE   45,000 0 0
athenahealth Inc COM 04685W103 6,652,000 50,000 SH   SOLE   50,000 0 0
Kura Oncology Inc COM 50127T109 765,000 50,000 SH   SOLE   50,000 0 0
Catalyst Biosciences Inc COM NEW 14888D208 818,400 60,000 SH   SOLE   60,000 0 0
DECIPHERA PHARMACEUTICALS IN COM 24344T101 1,545,051 68,154 SH   SOLE   68,154 0 0
BAXTER INTL INC COM 071813109 4,524,800 70,000 SH   SOLE   70,000 0 0
MEDPACE HLDGS INC COM 58506Q109 2,538,200 70,000 SH   SOLE   70,000 0 0
ABBOTT LABS COM 002824100 4,565,600 80,000 SH   SOLE   80,000 0 0
Exelixis Inc COM 30161Q104 2,432,000 80,000 SH   SOLE   80,000 0 0
Envision Healthcare Corp COM 29414D100 3,110,400 90,000 SH   SOLE   90,000 0 0
Hologic Inc COM 436440101 3,847,500 90,000 SH   SOLE   90,000 0 0
LivaNova PLC SHS G5509L101 7,192,800 90,000 SH   SOLE   90,000 0 0
Acer Therapeutics Inc COM 00444P108 1,255,641 90,660 SH   SOLE   90,660 0 0
DENTSPLY SIRONA Inc COM 24906P109 6,089,275 92,500 SH   SOLE   92,500 0 0
Intersect ENT Inc COM 46071F103 3,240,000 100,000 SH   SOLE   100,000 0 0
AXOGEN INC COM 05463X106 3,396,000 120,000 SH   SOLE   120,000 0 0
Zogenix Inc COM NEW 98978L204 5,217,233 130,268 SH   SOLE   130,268 0 0
GLOBUS MED INC CL A 379577208 7,500,750 182,500 SH   SOLE   182,500 0 0
KADMON HLDGS INC COM 48283N106 724,000 200,000 SH   SOLE   200,000 0 0
VIVEVE MED INC COM NEW 92852W204 994,656 200,132 SH   SOLE   200,132 0 0
Steadymed Ltd SHS M84920103 796,292 215,214 SH   SOLE   215,214 0 0
Boston Scientific Corp COM 101137107 5,701,700 230,000 SH   SOLE   230,000 0 0
Cidara Therapeutics Inc COM 171757107 1,870,000 275,000 SH   SOLE   275,000 0 0
Invacare Corp COM 461203101 4,672,067 277,274 SH   SOLE   277,274 0 0
ViewRay Inc COM 92672L107 3,352,120 362,000 SH   SOLE   362,000 0 0
OTONOMY INC COM 68906L105 2,246,318 404,742 SH   SOLE   404,742 0 0
Viking Therapeutics Inc COM 92686J106 1,761,634 433,900 SH   SOLE   433,900 0 0
Rigel Pharmaceuticals Inc COM NEW 766559603 2,345,704 604,563 SH   SOLE   604,563 0 0