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
Acceleron Pharma Inc. COM 00434H108 10,072 254,923 SH   SOLE   254,923 0 0
Aerie Pharmaceuticals, Inc. COM 00771V108 45,176 2,350,477 SH   SOLE   2,350,477 0 0
Aimmune Therapeutics, Inc. COM 00900T107 12,813 611,893 SH   SOLE   611,893 0 0
Alder BioPharmaceuticals, Inc. COM 014339105 45,144 2,393,612 SH   SOLE   2,393,612 0 0
Ascendis Pharma A/S SPONSORED ADR 04351P101 19,658 204,088 SH   SOLE   204,088 0 0
Audentes Therapeutics, Inc. COM 05070R104 8,858 315,331 SH   SOLE   315,331 0 0
Biohaven Pharmaceutical Holding Company Ltd. COM G11196105 2,226 53,345 SH   SOLE   53,345 0 0
Blueprint Medicines Corporation COM 09627Y109 41,098 559,381 SH   SOLE   559,381 0 0
CymaBay Therapeutics, Inc. COM 23257D103 7,721 1,508,091 SH   SOLE   1,508,091 0 0
Epizyme, Inc. COM 29428V104 10,297 998,278 SH   SOLE   998,278 0 0
Immunomedics, Inc. COM 452907108 25,941 1,956,362 SH   SOLE   1,956,362 0 0
Myokardia, Inc. COM 62857M105 15,575 298,666 SH   SOLE   298,666 0 0
Natera, Inc. COM 632307104 9,396 286,468 SH   SOLE   286,468 0 0
Replimune Group, Inc. COM 76029N106 7,918 569,662 SH   SOLE   569,662 0 0