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
ADMA Biologics Inc COM 000899104 1,466 325,000 SH   SOLE   325,000 0 0
AKORN INC COM 009728106 63 500 SH Call SOLE   500 0 0
AKORN INC COM 009728106 10 179 SH Call SOLE   179 0 0
Alexion Pharmaceuticals Inc COM 015351109 1,242 10,000 SH   SOLE   10,000 0 0
Allergan Plc SHS G0177J108 3,334 20,000 SH   SOLE   20,000 0 0
AngioDynamics Inc COM 03475V101 1,131 50,842 SH   SOLE   50,842 0 0
ACCURAY INC COM 004397105 15 2,000 SH Call SOLE   2,000 0 0
ACCURAY INC COM 004397105 3 1,000 SH Call SOLE   1,000 0 0
ACCURAY INC COM 004397105 30 1,000 SH Call SOLE   1,000 0 0
ACCURAY INC COM 004397105 15 1,500 SH Call SOLE   1,500 0 0
Ardelyx Inc COM 039697107 370 100,000 SH   SOLE   100,000 0 0
Athenahealth Inc COM 04685W103 3,342 21,000 SH   SOLE   21,000 0 0
ATHENAHEALTH INC COM 04685W103 125 100 SH Call SOLE   100 0 0
ATHENAHEALTH INC COM 04685W103 122 125 SH Call SOLE   125 0 0
ATHENAHEALTH INC COM 04685W103 375 500 SH Call SOLE   500 0 0
AVEO PHARMACEUTICALS INC COM 053588109 14 1,147 SH Call SOLE   1,147 0 0
Aveo Pharmaceuticals Inc COM 053588109 666 294,533 SH   SOLE   294,533 0 0
Avrobio Inc COM 05455M100 1,499 52,500 SH   SOLE   52,500 0 0
ACCELERATE DIAGNOSTICS INC COM 00430H102 193 700 SH Call SOLE   700 0 0
BAXTER INTL INC COM 071813109 2,954 40,000 SH   SOLE   40,000 0 0
bluebird bio Inc COM 09609G100 785 5,000 SH   SOLE   5,000 0 0
Boston Scientific Corp COM 101137107 818 25,000 SH   SOLE   25,000 0 0
BOSTON SCIENTIFIC CORP COM 101137107 110 1,000 SH Call SOLE   1,000 0 0
BOSTON SCIENTIFIC CORP COM 101137107 79 1,000 SH Call SOLE   1,000 0 0
CARA THERAPEUTICS INC COM 140755109 203 1,000 SH Call SOLE   1,000 0 0
Catalyst Pharmaceuticals Inc COM 14888U101 468 150,000 SH   SOLE   150,000 0 0
CELLECTIS S A SPONSORED ADS 15117K103 990 35,000 SH   SOLE   35,000 0 0
COHERUS BIOSCIENCES INC COM 19249H103 37 975 SH Put SOLE   975 0 0
CELLDEX THERAPEUTICS INC NEW COM 15117B103 15 3,020 SH Call SOLE   3,020 0 0
CLOVIS ONCOLOGY INC COM 189464100 1 16 SH Call SOLE   16 0 0
CENTENE CORP DEL COM 15135B101 98 500 SH Call SOLE   500 0 0
Collegium Pharmaceutical Inc COM 19459J104 1,245 52,219 SH   SOLE   52,219 0 0
CORCEPT THERAPEUTICS INC COM 218352102 183 1,000 SH Put SOLE   1,000 0 0
CORCEPT THERAPEUTICS INC COM 218352102 0 2 SH Put SOLE   2 0 0
CARDIOVASCULAR SYS INC DEL COM 141619106 14 80 SH Call SOLE   80 0 0
CARDIOVASCULAR SYS INC DEL COM 141619106 35 500 SH Call SOLE   500 0 0
CYTOKINETICS INC COM NEW 23282W605 1 246 SH Call SOLE   246 0 0
DexCom Inc COM 252131107 2,375 25,000 SH   SOLE   25,000 0 0
Eiger Biopharmaceuticals Inc COM 28249U105 488 40,000 SH   SOLE   40,000 0 0
Foamix Pharmaceuticals Ltd SHS M46135105 121 24,100 SH   SOLE   24,100 0 0
AMICUS THERAPEUTICS INC COM 03152W109 11 500 SH Call SOLE   500 0 0
GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 2 103 SH Call SOLE   103 0 0
GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 4 500 SH Put SOLE   500 0 0
GERON CORP COM 374163103 310 2,000 SH Put SOLE   2,000 0 0
GLAUKOS CORP COM 377322102 76 762 SH Call SOLE   762 0 0
Glaukos Corp COM 377322102 2,032 50,000 SH   SOLE   50,000 0 0
GLOBUS MED INC CL A 379577208 3,406 67,500 SH   SOLE   67,500 0 0
GW PHARMACEUTICALS PLC ADS 36197T103 96 300 SH Call SOLE   300 0 0
Halyard Health Inc COM 40650V100 2,004 35,000 SH   SOLE   35,000 0 0
HEALTH INS INNOVATIONS INC COM CL A 42225K106 78 1,000 SH Call SOLE   1,000 0 0
Histogenics Corp COM 43358V109 34 13,526 SH   SOLE   13,526 0 0
Hologic Inc COM 436440101 3,478 87,500 SH   SOLE   87,500 0 0
HOLOGIC INC COM 436440101 10 500 SH Call SOLE   500 0 0
ICU MED INC COM 44930G107 7,048 24,000 SH   SOLE   24,000 0 0
ICU MED INC COM 44930G107 323 275 SH Call SOLE   275 0 0
ICU MED INC COM 44930G107 59 75 SH Call SOLE   75 0 0
Immunomedics Inc COM 452907108 1,193 50,400 SH   SOLE   50,400 0 0
INCYTE CORP COM 45337C102 61 100 SH Call SOLE   100 0 0
INSPIRE MED SYS INC COM 457730109 7,142 200,280 SH   SOLE   200,280 0 0
Intersect ENT Inc COM 46071F103 2,715 72,500 SH   SOLE   72,500 0 0
INTRA CELLULAR THERAPIES INC COM 46116X101 353 20,000 SH   SOLE   20,000 0 0
Invacare Corp COM 461203101 2,283 122,735 SH   SOLE   122,735 0 0
INTRA CELLULAR THERAPIES INC COM 46116X101 85 250 SH Call SOLE   250 0 0
INTRA CELLULAR THERAPIES INC COM 46116X101 3 61 SH Put SOLE   61 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 63 450 SH Put SOLE   450 0 0
KemPharm Inc COM 488445107 390 60,000 SH   SOLE   60,000 0 0
LivaNova PLC SHS G5509L101 6,992 70,050 SH   SOLE   70,050 0 0
LIVANOVA PLC SHS G5509L101 333 450 SH Call SOLE   450 0 0
LIVANOVA PLC SHS G5509L101 288 500 SH Call SOLE   500 0 0
LIVANOVA PLC SHS G5509L101 405 1,000 SH Call SOLE   1,000 0 0
Madrigal Pharmaceuticals Inc COM 558868105 3,664 13,100 SH   SOLE   13,100 0 0
Medtronic PLC SHS G5960L103 4,281 50,000 SH   SOLE   50,000 0 0
Merck & Co Inc COM 58933Y105 1,821 30,000 SH   SOLE   30,000 0 0
MOTUS GI HLDGS INC COM 62014P108 719 100,000 SH   SOLE   100,000 0 0
METTLER TOLEDO INTERNATIONAL COM 592688105 122 100 SH Put SOLE   100 0 0
MYLAN N V SHS EURO N59465109 1 250 SH Call SOLE   250 0 0
MYLAN N V SHS EURO N59465109 1 500 SH Call SOLE   500 0 0
NanoString Technologies Inc COM 63009R109 2,710 198,117 SH   SOLE   198,117 0 0
NEWLINK GENETICS CORP COM 651511107 0 113 SH Call SOLE   113 0 0
Nuvectra Corp COM 67075N108 1,334 65,000 SH   SOLE   65,000 0 0
NEVRO CORP COM 64157F103 362 350 SH Put SOLE   350 0 0
NEVRO CORP COM 64157F103 117 250 SH Put SOLE   250 0 0
Obseva Sa COM H5861P103 1,363 90,000 SH   SOLE   90,000 0 0
Orthopediatrics Corp COM 68752L100 1,982 74,385 SH   SOLE   74,385 0 0
Otonomy Inc COM 68906L105 319 82,794 SH   SOLE   82,794 0 0
PROQR THRAPEUTICS N V SHS EURO N71542109 1,979 271,159 SH   SOLE   271,159 0 0
QIAGEN NV SHS NEW N72482123 88 1,000 SH Call SOLE   1,000 0 0
Rigel Pharmaceuticals Inc COM NEW 766559603 1,557 550,000 SH   SOLE   550,000 0 0
Rocket Pharmaceuticals Inc COM 77313F106 1,010 51,459 SH   SOLE   51,459 0 0
Sarepta Therapeutics Inc COM 803607100 2,115 16,000 SH   SOLE   16,000 0 0
SIENTRA INC COM 82621J105 884 1,254 SH Call SOLE   1,254 0 0
Sientra Inc COM 82621J105 3,588 183,900 SH   SOLE   183,900 0 0
SPECTRUM PHARMACEUTICALS INC COM 84763A108 569 1,307 SH Call SOLE   1,307 0 0
SPECTRUM PHARMACEUTICALS INC COM 84763A108 228 1,000 SH Put SOLE   1,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 34 125 SH Put SOLE   125 0 0
STAAR SURGICAL CO COM PAR $0.01 852312305 79 175 SH Call SOLE   175 0 0
STAAR Surgical Co COM PAR $0.01 852312305 3,100 100,000 SH   SOLE   100,000 0 0
Syneos Health Inc CL A 87166B102 3,283 70,000 SH   SOLE   70,000 0 0
SYNEOS HEALTH INC CL A 87166B102 170 600 SH Call SOLE   600 0 0
T2 Biosystems Inc COM 89853L104 1,161 150,000 SH   SOLE   150,000 0 0
TG Therapeutics Inc COM 88322Q108 658 50,000 SH   SOLE   50,000 0 0
Vertex Pharmaceuticals Inc COM 92532F100 2,549 15,000 SH   SOLE   15,000 0 0
Viewray Inc COM 92672L107 2,999 433,315 SH   SOLE   433,315 0 0
Viking Therapeutics Inc COM 92686J106 447 47,100 SH   SOLE   47,100 0 0
Viveve Med inc COM NEW 92852W204 200 73,527 SH   SOLE   73,527 0 0
VIKING THERAPEUTICS INC COM 92686J106 110 1,000 SH Put SOLE   1,000 0 0
VIEWRAY INC COM 92672L107 27 2,000 SH Call SOLE   2,000 0 0
WRIGHT MED GROUP N V ORD SHS 0.03 PAR N96617118 1,947 75,000 SH   SOLE   75,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 310 1,000 SH Put SOLE   1,000 0 0
Xencor Inc COM 98401F105 555 15,000 SH   SOLE   15,000 0 0
Xenon Pharmaceuticals Inc COM 98420N105 690 75,000 SH   SOLE   75,000 0 0
INTERSECT ENT INC COM 46071F103 58 700 SH Put SOLE   700 0 0
SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y209 115 600 SH Put SOLE   600 0 0
Zogenix Inc Ordinary Shares 98978L204 177 361 SH Put SOLE   361 0 0
Zogenix Inc Ordinary Shares 98978L204 223 500 SH Call SOLE   500 0 0
Zogenix Inc Ordinary Shares 98978L204 2,001 45,268 SH   SOLE   45,268 0 0