Avidity Partners Management LP Q4 2020 Filing

Filed February 16, 2021

Portfolio Value

$3.1B

Holdings

95

Report Date

Q4 2020

Filing Type

13F-HR

All Holdings (95 positions)

#StockSharesValue% PortfolioType
1
AVTRAVANTOR INC
6,566,700$184.9M6.00%
2
ARVNARVINAS INC
1,787,358$151.8M4.93%
3
ABBVABBVIE INC
1,356,000$145.3M4.72%
4
LLYLILLY ELI & CO
810,500$136.8M4.44%
5
AZNASTRAZENECA PLC
2,300,000$115.0M3.73%
6
MRVIMARAVAI LIFESCIENCES HLDGS I
3,445,772$96.7M3.14%
7
DGXQUEST DIAGNOSTIC INC
792,100$94.4M3.06%
8
BMRNBIOMARIN PHARMACEUTICAL INC
992,900$87.1M2.83%
9
BIOHAVEN PHARMACTL HLDG CO L
1,012,900$86.8M2.82%Call
10
HZNPHORIZON THERAPEUTICS PUB L
1,169,300$85.5M2.78%
11
MRTXEURMIRATI THERAPEUTICS INC
380,000$83.5M2.71%
12
NBPI MAB
1,591,000$75.0M2.44%
13
SNDXSYNDAX PHARMACEUTICALS INC
3,308,000$73.6M2.39%
14
BIIBBIOGEN INC
248,100$60.7M1.97%Call
15
ZNTLZENTALIS PHARMACEUTICALS INC
1,135,000$59.0M1.91%
16
CHNGUSDCHANGE HEALTHCARE INC
3,082,100$57.5M1.87%
17
STTKSHATTUCK LABS INC
938,813$49.2M1.60%
18
NTRANATERA INC
479,800$47.8M1.55%
19
ARNAEURARENA PHARMACEUTICALS INC
621,000$47.7M1.55%
20
CCXIEURCHEMOCENTRYX INC
757,000$46.9M1.52%
21
TREURTRILLIUM THERAPEUTICS INC
3,185,200$46.9M1.52%
22
APLSAPELLIS PHARMACEUTICALS INC
774,000$44.3M1.44%
23
CAHCARDINAL HEALTH INC
808,000$43.3M1.40%
24
ORGOORGANOGENESIS HLDGS INC
5,521,500$41.6M1.35%
25
BHCBAUSCH HEALTH COS INC
1,972,000$41.0M1.33%
26
KADMON HLDGS INC
9,570,000$39.7M1.29%
27
XLRNACCELERON PHARMA INC
299,000$38.3M1.24%
28
SRPTSAREPTA TEHRAPEUTICS INC
217,400$37.1M1.20%
29
ATHIRA PHARMA INC
1,043,873$35.8M1.16%
30
MDTMEDTRONIC PLC
301,000$35.3M1.14%
31
CTLTEURCATALENT INC
337,000$35.1M1.14%
32
VRTXVERTEX PHARMACEUTICALS INC
147,300$34.8M1.13%
33
ANIKANIKA THERAPEUTICS INC
731,000$33.1M1.07%
34
SIGILON THERAPEUTICS INC
688,000$33.0M1.07%
35
EXASEXACT SCIENCES CORP
247,000$32.7M1.06%
36
EPIEURESSA PHARMA INC
2,558,000$30.5M0.99%
37
CRDFCARDIFF ONCOLOGY INC
1,607,000$28.9M0.94%
38
NBIXNEUROCRINE BIOSCIENCES INC
300,000$28.8M0.93%
39
ACADACADIA PHARMACEUTICALS INC
527,600$28.2M0.92%
40
AUPHAURINIA PHARMACEUTICALS INC
2,000,000$27.7M0.90%
41
ZYMEWORKS INC
578,100$27.3M0.89%
42
2L9BLUEPRINT MEDICINES CORP
240,000$26.9M0.87%
43
ATECALPHATEC HLDGS INC
1,850,873$26.9M0.87%
44
BTAIEURBIOXCEL THERAPEUTICS INC
547,000$25.3M0.82%
45
ATRCATRICURE INC
446,600$24.9M0.81%
46
COLLCOLLEGIUM PHARMACEUTICAL INC
1,239,000$24.8M0.81%
47
SHCSOTERA HEALTH CO
700,000$19.2M0.62%
48
CURIS INC
2,342,100$19.2M0.62%
49
SIBNSI BONE INC
639,884$19.1M0.62%
50
DVAXDYNAVAX TECHNOLOGIES CORP
4,000,000$17.8M0.58%
51
BLUBELLUS HEALTH INC NEW
5,726,000$17.5M0.57%
52
KNSAKINIKSA PHARMACEUTICALS LTD
965,300$17.1M0.55%
53
NTLAINTELLIA THERAPEUTICS INC
303,000$16.5M0.54%
54
NVLSEURALPINE IMMUNE SCIENCES INC
1,248,000$15.7M0.51%
55
RETAEURREATA PHARMACEUTICALS INC
125,690$15.5M0.50%
56
SGRYSURGERY PARTNERS INC
531,000$15.4M0.50%
57
CERTCERTARA INC
404,663$13.6M0.44%
58
STROSUTRO BIOPHARMA INC
626,000$13.6M0.44%
59
CDXSCODEXIS INC
600,000$13.1M0.43%
60
HARPOON THERAPEUTICS INC
785,000$13.0M0.42%
61
OLMAOLEMA PHARMACEUTICALS INC
270,000$13.0M0.42%
62
ONCOSEC MED INC
1,952,000$12.6M0.41%
63
KURAKURA ONCOLOGY INC
347,645$11.4M0.37%
64
TSHATAYSHA GENE THERAPIES INC
392,000$10.4M0.34%
65
CSTLCASTLE BIOSCIENCES INC
150,000$10.1M0.33%
66
ALDXALDEYRA THERAPEUTICS INC
1,435,000$9.8M0.32%
67
SCYXSCYNEXIS INC
1,255,000$9.6M0.31%
68
OSH3EUROAK STR HEALTH INC
150,000$9.2M0.30%
69
2JQGRITSTONE ONCOLOGY INC
2,122,064$8.4M0.27%
70
VESPER HEALTHCARE ACQSTN COR
600,000$7.3M0.24%
71
1K0IGM BIOSCIENCES INC
80,000$7.1M0.23%
72
LGNDLIGAND PHARMACEUTICALS INC
62,100$6.2M0.20%
73
COGTCOGENT BIOSCIENCES INC
519,645$5.8M0.19%
74
OMGBPOUTSET MED INC
100,000$5.7M0.18%
75
BCLS ACQUISITION CORP
500,000$5.6M0.18%
76
ARYA SCIENCES ACQUISITION CO
500,000$5.4M0.18%
77
OCULOCULAR THERAPEUTIX INC
250,000$5.2M0.17%
78
HEALTH SCIENCES ACQ CORP 2
400,000$5.1M0.17%
79
FIVE PRIME THERAPEUTICS INC
300,000$5.1M0.17%
80
PHATPHATHOM PHARMACEUTICALS INC
152,500$5.1M0.16%
81
BDQMALBIREO PHARMA INC
125,000$4.7M0.15%
82
MLTXHELIX ACQUISITION CORP
400,000$4.5M0.15%
83
LIFESCI ACQUISITION II CORP
400,000$4.3M0.14%
84
PANACEA ACQUISITION CORP
300,000$3.8M0.12%
85
BCTG ACQUISITION CORP
300,000$3.4M0.11%
86
5E7ITEOS THERAPEUTICS INC
92,574$3.1M0.10%
87
KROSKEROS THERAPEUTICS INC
40,000$2.8M0.09%
88
RCKTROCKET PHARMACEUTICALS INC
50,000$2.7M0.09%
89
ANNXANNEXON INC
70,000$1.8M0.06%
90
ACCDEURACCOLADE INC
40,000$1.7M0.06%
91
BCABBIOATLA INC
50,000$1.7M0.06%
92
NRIXNURIX THERAPEUTICS INC
50,000$1.6M0.05%
93
AMWLAMERICAN WELL CORP
50,000$1.3M0.04%
94
RLAYRELAY THERAPEUTICS INC
30,000$1.2M0.04%
95
INZYINOZYME PHARMA INC
9,683$200K0.01%