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
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 2,231 50,949 SH   SOLE   50,949 0 0
Ascendis Pharma AS Sponsored ADR 04351P101 2,969 25,800 SH   SOLE   25,800 0 0
ALKERMES PLC SHS G01767105 1,582 70,000 SH   SOLE   70,000 0 0
PROQR therapeutics N V SHS EURO N71542109 511 56,000 SH   SOLE   56,000 0 0
UNIQURE NV SHS N90064101 2,147 27,500 SH   SOLE   27,500 0 0
Amarin Corp Plc Sponsored ADR 023111206 2,655 137,000 SH   SOLE   137,000 0 0
GW Pharmaceuticals Plc ADS 36197T103 1,897 11,000 SH   SOLE   11,000 0 0
Abiomed Inc COM 003654100 3,047 11,700 SH   SOLE   11,700 0 0
ACADIA PHARMACEUTICALS INC COM 004225108 1,415 53,000 SH   SOLE   53,000 0 0
ACCELERON PHARMA INC COM 00434H108 1,233 30,000 SH   SOLE   30,000 0 0
Agios Pharmaceuticals Inc COM 00847X104 1,821 36,500 SH   SOLE   36,500 0 0
AKCEA THERAPEUTICS INC COM 00972L107 743 31,723 SH   SOLE   31,723 0 0
Alexion Pharmaceuticals Inc COM 015351109 12,920 98,641 SH   SOLE   98,641 0 0
Alnylam Pharmaceuticals Inc COM 02043Q107 2,453 33,800 SH   SOLE   33,800 0 0
Amgen Inc COM 031162100 12,159 66,000 SH   SOLE   66,000 0 0
Amicus Therapeutics Inc COM 03152W109 730 58,600 SH   SOLE   58,600 0 0
Arena Pharmaceuticals Inc COM 040047607 967 16,500 SH   SOLE   16,500 0 0
Arqule INC COM 04269E107 2,630 239,103 SH   SOLE   239,103 0 0
Biogen Inc COM 09062X103 9,985 42,700 SH   SOLE   42,700 0 0
Biomarin Pharmaceutical Inc COM 09061G101 5,506 64,284 SH   SOLE   64,284 0 0
Bluebird Bio Inc COM 09609G100 2,163 17,000 SH   SOLE   17,000 0 0
Blueprint Medicines Corp COM 09627Y109 1,604 17,000 SH   SOLE   17,000 0 0
Celgene Corp COM 151020104 13,173 142,522 SH   SOLE   142,522 0 0
CONCERT PHARMACEUTICALS INC COM 206022105 839 70,000 SH   SOLE   70,000 0 0
Dermira Inc COM 24983L104 287 30,000 SH   SOLE   30,000 0 0
Exact Sciences Corp COM 30063P105 1,263 10,700 SH   SOLE   10,700 0 0
Exelixis Inc COM 30161Q104 9,483 443,534 SH   SOLE   443,534 0 0
FibroGen Inc COM 31572Q808 889 19,700 SH   SOLE   19,700 0 0
G1 Therapeutics Inc COM 3621LQ109 4,472 146,000 SH   SOLE   146,000 0 0
Gilead Sciences Inc COM 375558103 21,365 316,284 SH   SOLE   316,284 0 0
Global Blood Therapeutics COM 37890U108 1,472 28,000 SH   SOLE   28,000 0 0
Globus Med Inc COM 379577208 1,024 24,200 SH   SOLE   24,200 0 0
Halozyme Therapeutics Inc COM 40637H109 8,162 475,633 SH   SOLE   475,633 0 0
HORIZON THERAPEUTICS PUB LTD SHS G46188101 3,078 128,000 SH   SOLE   128,000 0 0
ILLUMINA INC COM 452327109 9,241 25,100 SH   SOLE   25,100 0 0
Incyte Corp COM 45337C102 6,711 79,000 SH   SOLE   79,000 0 0
INSMED INC COM 457669307 9,111 356,600 SH   SOLE   356,600 0 0
Intersect Ent Inc COM 46071F103 2,181 96,000 SH   SOLE   96,000 0 0
Ionis Pharmaceuticals Inc COM 462222100 5,320 82,781 SH   SOLE   82,781 0 0
Iovance Biotherapeutics INC COM 462260100 2,543 104,000 SH   SOLE   104,000 0 0
Kalvista Pharmaceuticals Inc COM 483497103 4,165 187,599 SH   SOLE   187,599 0 0
Ligand Pharmaceuticals Inc COM 53220K504 833 7,300 SH   SOLE   7,300 0 0
Millendo Therapeutics Inc COM 60040X103 2,056 177,825 SH   SOLE   177,825 0 0
MIRATI THERAPEUTICS INC COM 60468T105 1,123 10,900 SH   SOLE   10,900 0 0
MOMENTA PHARMACEUTICALS INC COM 60877T100 997 80,000 SH   SOLE   80,000 0 0
Myokardia INC COM 62857M105 1,505 30,000 SH   SOLE   30,000 0 0
Myriad Genetics inc COM 62855J104 1,111 40,000 SH   SOLE   40,000 0 0
NEKTAR THERAPEUTICS COM 640268108 2,135 60,000 SH   SOLE   60,000 0 0
Neurocrine Biosciences Inc COM 64125C109 13,239 156,800 SH   SOLE   156,800 0 0
PTC Therapuetics COM COM 69366J200 11,642 259,000 SH   SOLE   259,000 0 0
Radius Health Inc COM 750469207 414 17,000 SH   SOLE   17,000 0 0
Regeneron Pharmaceuticals COM 75886F107 7,299 23,330 SH   SOLE   23,330 0 0
REPLIGEN CORP COM 759916109 2,061 24,000 SH   SOLE   24,000 0 0
Retrophin Inc COM 761299106 362 18,000 SH   SOLE   18,000 0 0
Sage Therapeutics Inc COM 78667J108 6,224 33,996 SH   SOLE   33,996 0 0
Sangamo Therapeutics Inc COM 800677106 1,616 150,000 SH   SOLE   150,000 0 0
Sarepta Therapeutics Inc COM 803607100 3,965 26,100 SH   SOLE   26,100 0 0
Seattle Genetics Inc COM 812578102 4,215 60,900 SH   SOLE   60,900 0 0
Stemline Therapeutics Inc COM 85858C107 11,402 744,245 SH   SOLE   744,245 0 0
Supernus Pharmaceuticals Inc COM 868459108 659 19,953 SH   SOLE   19,953 0 0
SUTRO BIOPHARMA INC COM 869367102 1,642 145,154 SH   SOLE   145,154 0 0
Tricida Inc COM 89610F101 788 20,000 SH   SOLE   20,000 0 0
Vertex Pharmaceuticals Inc COM 92532F100 15,585 85,022 SH   SOLE   85,022 0 0
Zogenix Inc COM 98978L204 687 14,400 SH   SOLE   14,400 0 0