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
1LIFE HEALTHCARE INC COM 68269G107 7,264 200,000 SH   SOLE   200,000 0 0
ABBVIE INC COM 00287Y109 151,727 1,545,400 SH   SOLE   1,545,400 0 0
ADAPTIMMUNE THERAPEUTICS PLC SPONDS ADR 00653A107 14,394 1,438,000 SH   SOLE   1,438,000 0 0
AKOUOS INC COM 00973J101 7,088 315,000 SH   SOLE   315,000 0 0
ALECTOR INC COM 014442107 16,776 686,400 SH   SOLE   686,400 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 56,984 507,700 SH   SOLE   507,700 0 0
ANIKA THERAPEUTICS INC COM 035255108 13,677 362,490 SH   SOLE   362,490 0 0
ARCUS BIOSCIENCES INC COM 03969F109 14,572 589,000 SH   SOLE   589,000 0 0
ARVINAS INC COM 04335A105 36,119 1,076,900 SH   SOLE   1,076,900 0 0
ASCENDIS PHARMA A S SPONSORED ADR 04351P101 17,585 118,900 SH   SOLE   118,900 0 0
ASTRAZENECA PLC SPONSORED ADR 046353108 17,242 325,990 SH   SOLE   325,990 0 0
AURINIA PHARMACEUTICALS INC COM 05156V102 40,212 2,474,599 SH   SOLE   2,474,599 0 0
AVADEL PHARMACEUTICALS PLC SPONSORED ADR 05337M104 3,700 457,951 SH   SOLE   457,951 0 0
AVANTOR INC COM 05352A100 27,404 1,612,000 SH   SOLE   1,612,000 0 0
AVIDITY BIOSCIENCES INC COM 05370A108 6,636 234,814 SH   SOLE   234,814 0 0
AXSOME THERAPEUTICS INC COM 05464T104 33,315 404,900 SH   SOLE   404,900 0 0
BAXTER INTL INC COM 071813109 68,957 800,900 SH   SOLE   800,900 0 0
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 80,750 1,104,500 SH   SOLE   1,104,500 0 0
BIOXCEL THERAPEUTICS INC COM 09075P105 20,573 388,095 SH   SOLE   388,095 0 0
BRISTOL-MYERS SQUIBB CO RIGHT 99/99/9999 110122157 20,717 5,786,941 SH   SOLE   5,786,941 0 0
CHEMOCENTRYX INC COM 16383L106 37,159 645,800 SH   SOLE   645,800 0 0
COHERUS BIOSCIENCES INC COM 19249H103 18,280 1,023,500 SH   SOLE   1,023,500 0 0
CRISPR THERAPEUTICS AG NAMEN AKT H17182108 20,158 274,300 SH   SOLE   274,300 0 0
DECIPHERA PHARMACEUTICALS IN COM 24344T101 9,332 156,266 SH   SOLE   156,266 0 0
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 23,720 2,674,154 SH   SOLE   2,674,154 0 0
EDITAS MEDICINE INC COM 28106W103 17,748 600,000 SH   SOLE   600,000 0 0
ESPERION THERAPEUTICS INC NE COM 29664W105 28,718 559,700 SH   SOLE   559,700 0 0
EXELIXIS INC COM 30161Q104 63,957 2,694,070 SH   SOLE   2,694,070 0 0
FUSION PHARMACEUTICALS INC COM 36118A100 2,875 164,554 SH   SOLE   164,554 0 0
HARPOON THERAPEUTICS INC COM 41358P106 20,025 1,206,351 SH   SOLE   1,206,351 0 0
HOLOGIC INC COM 436440101 46,580 817,200 SH   SOLE   817,200 0 0
HORIZON THERAPEUTICS PUB LTD SHS G46188101 29,802 536,200 SH   SOLE   536,200 0 0
IDEAYA BIOSCIENCES INC COM 45166A102 18,915 1,331,100 SH   SOLE   1,331,100 0 0
IMMUNOMEDICS INC COM 452907108 67,736 1,911,300 SH   SOLE   1,911,300 0 0
INTELLIA THERAPEUTICS INC COM 45826J105 8,790 418,178 SH   SOLE   418,178 0 0
IOVANCE BIOTHERAPEUTICS INC COM 462260100 20,273 738,547 SH   SOLE   738,547 0 0
KADMON HLDGS INC COM 48283N106 32,905 6,426,700 SH   SOLE   6,426,700 0 0
LEGEND BIOTECH CORP SPONSORED ADS 52490G102 4,256 100,000 SH   SOLE   100,000 0 0
MCKESSON CORP COM 58155Q103 19,638 128,000 SH   SOLE   128,000 0 0
MEDTRONIC PLC SHS G5960L103 15,928 173,700 SH   SOLE   173,700 0 0
MERSANA THERAPEUTICS INC COM 59045L106 25,029 1,069,600 SH   SOLE   1,069,600 0 0
MOMENTA PHARMACEUTICALS INC COM 60877T100 38,261 1,150,000 SH   SOLE   1,150,000 0 0
NEUROCRINE BIOSCIENCES INC COM 64125C109 22,582 185,100 SH   SOLE   185,100 0 0
PREVAIL THERAPEUTICS INC COM 74140Y101 15,329 1,028,800 SH   SOLE   1,028,800 0 0
PRINCIPIA BIOPHARMA INC COM 74257L108 32,795 548,500 SH   SOLE   548,500 0 0
PROGENITY INC COM 74319F107 2,148 238,680 SH   SOLE   238,680 0 0
REGENERON PHARMACEUTICALS COM 75886F107 82,384 132,100 SH   SOLE   132,100 0 0
RETROPHIN INC COM 761299106 5,103 250,000 SH   SOLE   250,000 0 0
ROYALTY PHARMA PLC SHS CL A G7709Q104 9,710 200,000 SH   SOLE   200,000 0 0
SEATTLE GENETICS INC COM 812578102 42,633 250,900 SH   SOLE   250,900 0 0
SURFACE ONCOLOGY INC COM 86877M209 9,700 1,478,699 SH   SOLE   1,478,699 0 0
SYNDAX PHARMACEUTICALS INC COM 87164F105 22,636 1,527,400 SH   SOLE   1,527,400 0 0
SYNEOS HEALTH INC CL A 87166B102 21,349 366,500 SH   SOLE   366,500 0 0
VERASTEM INC COM 92337C104 7,594 4,414,991 SH   SOLE   4,414,991 0 0
VIR BIOTECHNOLOGY INC COM 92764N102 25,426 620,600 SH   SOLE   620,600 0 0
ZENTALIS PHARMACEUTICALS INC COM 98943L107 32,389 674,487 SH   SOLE   674,487 0 0
ZOGENIX INC COM NEW 98978L204 2,643 97,870 SH   SOLE   97,870 0 0