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

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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
AGIOS PHARMACEUTICALS INC COM 00847X104 13,120 255,000 SH   SOLE   255,000 0 0
ALLSCRIPTS HEALTHCARE SOLUTN COM 01988P108 1,914 150,000 SH Call SOLE   150,000 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 8,375 105,000 SH   SOLE   105,000 0 0
AMYRIS INC COM NEW 03236M200 1,590 500,000 SH   SOLE   500,000 0 0
AUDENTES THERAPEUTICS INC COM 05070R104 7,652 400,000 SH   SOLE   400,000 0 0
BLUEBIRD BIO INC COM 09609G100 6,828 65,000 SH   SOLE   65,000 0 0
BLUEPRINT MEDICINES CORP COM 09627Y109 13,934 275,000 SH   SOLE   275,000 0 0
CLOVIS ONCOLOGY INC COM 189464100 12,172 130,000 SH   SOLE   130,000 0 0
CODEXIS INC COM 192005106 6,486 1,190,000 SH   SOLE   1,190,000 0 0
CURIS INC COM 231269101 161 85,000 SH   SOLE   85,000 0 0
CYTOMX THERAPEUTICS INC COM 23284F105 2,751 177,500 SH   SOLE   177,500 0 0
EDITAS MEDICINE INC COM 28106W103 2,237 133,333 SH   SOLE   133,333 0 0
EPIZYME INC COM 29428V104 7,852 520,000 SH   SOLE   520,000 0 0
EVOLENT HEALTH INC CL A 30050B101 13,182 520,000 SH   SOLE   520,000 0 0
FATE THERAPEUTICS INC COM 31189P102 1,782 550,000 SH   SOLE   550,000 0 0
FOUNDATION MEDICINE INC COM 350465100 19,080 480,000 SH   SOLE   480,000 0 0
GENMARK DIAGNOSTICS INC COM 372309104 8,104 685,000 SH   SOLE   685,000 0 0
GILEAD SCIENCES INC COM 375558103 5,309 75,000 SH   SOLE   75,000 0 0
GILEAD SCIENCES INC COM 375558103 4,247 60,000 SH Call SOLE   60,000 0 0
GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 5,880 215,000 SH   SOLE   215,000 0 0
ILLUMINA INC COM 452327109 5,466 31,500 SH   SOLE   31,500 0 0
JOUNCE THERAPEUTICS INC COM 481116101 2,245 160,000 SH   SOLE   160,000 0 0
KITE PHARMA INC COM 49803L109 9,330 90,000 SH   SOLE   90,000 0 0
LOXO ONCOLOGY INC COM 548862101 28,868 360,000 SH   SOLE   360,000 0 0
MYOKARDIA INC COM 62857M105 5,175 395,000 SH   SOLE   395,000 0 0
MYRIAD GENETICS INC COM 62855J104 2,584 100,000 SH Call SOLE   100,000 0 0
OVID THERAPEUTICS INC COM 690469101 2,326 221,700 SH   SOLE   221,700 0 0
PACIFIC BIOSCIENCES CALIF IN COM 69404D108 1,068 300,000 SH   SOLE   300,000 0 0
SAGE THERAPEUTICS INC COM 78667J108 20,308 255,000 SH   SOLE   255,000 0 0
SANGAMO THERAPEUTICS INC COM 800677106 12,320 1,400,000 SH   SOLE   1,400,000 0 0
SPARK THERAPEUTICS INC COM 84652J103 10,156 170,000 SH   SOLE   170,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 11,577 150,000 SH Put SOLE   150,000 0 0
SYROS PHARMACEUTICALS INC COM 87184Q107 2,931 182,141 SH   SOLE   182,141 0 0
TESARO INC COM 881569107 6,713 48,000 SH   SOLE   48,000 0 0
VOYAGER THERAPEUTICS INC COM 92915B106 6,630 740,000 SH   SOLE   740,000 0 0