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
DICERNA PHARMACEUTICALS INC COM 253031108 78,762 3,080,237 SH   SOLE   3,080,237 0 0
MARINUS PHARMACEUTICALS INC COM 56854Q200 22,153 1,431,058 SH   SOLE   1,431,058 0 0
SOLID BIOSCIENCES INC COM 83422E105 43,852 7,929,918 SH   SOLE   7,929,918 0 0
APTINYX INC COM 03836N103 26,675 8,891,758 SH   SOLE   8,891,758 0 0
SPRINGWORKS THERAPEUTICS INC COM 85205L107 429,009 5,831,307 SH   SOLE   5,831,307 0 0
DYNAVAX TECHNOLOGIES CORP COM 268158201 107,105 10,895,773 SH   SOLE   10,895,773 0 0
CONSTELLATION PHARMACEUTICALS, INC. COM 210373106 32,746 1,400,000 SH   SOLE   1,400,000 0 0
X4 PHARMACEUTICALS INC COM 98420X103 18,249 2,119,540 SH   SOLE   2,119,540 0 0
SAVARA INC COM 805111101 24,175 11,622,598 SH   SOLE   11,622,598 0 0
ARCUTIS BIOTHERAPEUTICS, INC. COM 03969K108 115,121 3,979,292 SH   SOLE   3,979,292 0 0
MERSANA THERAPEUTICS INC COM 59045L106 59,796 3,695,667 SH   SOLE   3,695,667 0 0
CRINETICS PHARMACEUTICALS INC COM 22663K107 16,371 1,071,428 SH   SOLE   1,071,428 0 0
AEGLEA BIOTHERAPEUTICS INC COM 00773J103 21,384 2,700,000 SH   SOLE   2,700,000 0 0
ANNEXON INC COM 03589W102 90,247 3,241,628 SH   SOLE   3,241,628 0 0
NURIX THERAPEUTICS, INC. COM 67080M103 39,929 1,284,314 SH   SOLE   1,284,314 0 0
KYMERA THERAPEUTICS INC. COM 501575104 18,637 479,605 SH   SOLE   479,605 0 0
THERAPEUTICS ACQUISITION CORP COM CL A 88339T103 10,510 1,000,000 SH   SOLE   1,000,000 0 0
ARYA SCIENCES ACQUISITION CORP III COM CL A G3166W106 13,780 1,000,000 SH   SOLE   1,000,000 0 0
BCTG ACQUISITION CORP COM 05492W103 5,560 500,000 SH   SOLE   500,000 0 0
SYROS PHARMACEUTICALS, INC. COM 87184Q107 43,272 5,785,036 SH   SOLE   5,785,036 0 0
ATEA PHARMACEUTICALS, INC. COM 04683R106 346,767 5,615,659 SH   SOLE   5,615,659 0 0
C4 THERAPEUTICS, INC. COM STK 12529R107 60,745 1,642,209 SH   SOLE   1,642,209 0 0
BCLS ACQUISITION CORP COM CL A G0904B105 5,153 487,500 SH   SOLE   487,500 0 0
JIYA ACQUISITION CORP COM CL A 47760M102 2,952 300,000 SH   SOLE   300,000 0 0
HELIX ACQUISITION CORP COM CL A G4444C102 2,550 250,000 SH   SOLE   250,000 0 0
FRAZIER LIFESCIENCES ACQUISITION CORP UNIT 12/09/2025 G3710A121 3,048 300,000 SH   SOLE   300,000 0 0
PHARVARIS N.V. COM N69605108 88,993 3,180,601 SH   SOLE   3,180,601 0 0
ARYA SCIENCES ACQUISITION CORP IV CL A G31659108 7,331 700,000 SH   SOLE   700,000 0 0
BLUEBIRD BIO, INC. COM 09609G100 16,226 538,179 SH   SOLE   538,179 0 0
OMEGA ALPHA SPAC CL A G6749V107 3,960 400,000 SH   SOLE   400,000 0 0
RESEARCH ALLIANCE CORP II COM CL A 760873109 10,250 1,000,000 SH   SOLE   1,000,000 0 0