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Avidity Partners Management LP

SEC CIK
0001791827
Latest filing
Aug 14, 2026

Holdings in Q2 2022

Holdings as of Jun 30, 2022, filed Aug 15, 2022. Long positions only; changes compare share counts with Q1 2022.

Institution overview
Positions
82
−9 vs. Q1 2022
Portfolio value
$4.36B
−$150.2M (−3.3%) vs. Q1 2022
Filed
Aug 15, 2022
SEC
Holdings of Avidity Partners Management LP in Q2 2022
SecurityClassSharesValue% of portfolioShare changeActionHistory
AZNAstraZeneca PLCSPONSORED ADR3,499,000$231.2M5.3%−201,000−5.4%ReducedHistory
VRTXVertex Pharmaceuticals IncStock793,000$223.5M5.1%+247,400+45.3%AddedHistory
ARGXArgenx SESPONSORED ADR572,500$216.9M5.0%+396,500+225.3%AddedHistory
ELVElevance Health, Inc.Stock441,000$212.8M4.9%+41,600+10.4%AddedHistory
AVTRAvantor, Inc.COM6,652,700$206.9M4.7%+984,400+17.4%AddedHistory
LLYEli Lilly & CoStock610,000$197.8M4.5%+610,000NewHistory
HUMHumana IncStock412,300$193.0M4.4%+213,400+107.3%AddedHistory
UTHRUnited Therapeutics CorpCOM725,600$171.0M3.9%+6,654+0.9%AddedHistory
JNJJohnson & JohnsonStock900,200$159.8M3.7%+546,200+154.3%AddedHistory
HZNPHorizon Therapeutics Public Ltd CoSHS1,856,900$148.1M3.4%+725,500+64.1%AddedHistory
NBIXNeurocrine Biosciences IncStock1,467,600$143.1M3.3%+307,600+26.5%AddedHistory
ARVNArvinas, Inc.COM3,355,623$141.2M3.2%+440,323+15.1%AddedHistory
State Street SPDR S&P Biotech ETF78464A870ETF1,875,000$139.3M3.2%+1,435,000+326.1%Added–
MCKMcKesson CorpStock388,800$126.8M2.9%+199,300+105.2%AddedHistory
UNHUnitedHealth Group IncStock242,200$124.4M2.9%−17,400−6.7%ReducedHistory
ABBVAbbVie Inc.Stock755,000$115.6M2.7%−711,100−48.5%ReducedHistory
SNDXSyndax Pharmaceuticals IncCOM5,450,000$104.9M2.4%+626,600+13.0%AddedHistory
CTLTCatalent, Inc.COM955,000$102.5M2.4%+173,000+22.1%AddedHistory
ZNTLZentalis Pharmaceuticals, Inc.COM3,585,881$100.8M2.3%+408,882+12.9%AddedHistory
SGENSeagen Inc.COM550,000$97.3M2.2%+450,000+450.0%AddedHistory
BSXBoston Scientific CorpStock2,525,000$94.1M2.2%+1,328,900+111.1%AddedHistory
BIIBBiogen Inc.COM440,566$89.8M2.1%+75,566+20.7%AddedHistory
RAREUltragenyx Pharmaceutical Inc.COM1,479,500$88.3M2.0%+610,500+70.3%AddedHistory
ACHCAcadia Healthcare Company, Inc.COM1,035,000$70.0M1.6%+1,035,000NewHistory
NTLAIntellia Therapeutics, Inc.COM1,125,194$58.2M1.3%+735,119+188.5%AddedHistory
LEGNLegend Biotech CorpSPONSORED ADS1,000,000$55.0M1.3%−95,000−8.7%ReducedHistory
ARWRArrowhead Pharmaceuticals, Inc.COM1,438,999$50.7M1.2%+483,999+50.7%AddedHistory
IMCRImmunocore Holdings plcADS1,350,000$50.4M1.2%−13,800−1.0%ReducedHistory
NTRANatera, Inc.COM1,369,100$48.5M1.1%+69,100+5.3%AddedHistory
ITCIIntra-Cellular Therapies, Inc.COM775,504$44.3M1.0%+775,504NewHistory
IDYAIDEAYA Biosciences, Inc.COM2,972,947$41.0M0.9%+282,947+10.5%AddedHistory
Bellus Health Inc New07987C204COM NEW4,265,000$39.4M0.9%+580,000+15.7%Added–
ALTAltimmune, Inc.COM NEW2,981,000$34.9M0.8%+116,000+4.0%AddedHistory
KZRKezar Life Sciences, Inc.COM4,050,000$33.5M0.8%+532,000+15.1%AddedHistory
Avidity Biosciences, Inc.05370A108COM2,080,200$30.2M0.7%+35,200+1.7%Added–
KRTXKaruna Therapeutics, Inc.COM204,570$25.9M0.6%+204,570NewHistory
RVMDRevolution Medicines, Inc.COM1,325,000$25.8M0.6%+1,325,000NewHistory
ARK ETF Tr00214Q302GENOMIC REV ETF750,000$23.6M0.5%+750,000New–
VIRVir Biotechnology, Inc.COM758,211$19.3M0.4%−21,789−2.8%ReducedHistory
NKTXNkarta, Inc.COM1,414,082$17.4M0.4%+1,414,082NewHistory
PHATPhathom Pharmaceuticals, Inc.COM1,919,800$16.2M0.4%−26,200−1.3%ReducedHistory
CRBUCaribou Biosciences, Inc.COM2,950,000$16.0M0.4%+130,933+4.6%AddedHistory
DCPHDeciphera Pharmaceuticals, Inc.COM1,200,000$15.8M0.4%+1,200,000NewHistory
NUVBNuvation Bio Inc.COM CL A4,855,000$15.7M0.4%−60.0%ReducedHistory
IOVAIovance Biotherapeutics, Inc.COM1,392,300$15.4M0.4%−4,650,919−77.0%ReducedHistory
XENEXenon Pharmaceuticals Inc.COM450,000$13.7M0.3%+450,000NewHistory
SIBNSI-BONE, Inc.COM1,000,000$13.2M0.3%00.0%UnchangedHistory
SPNESeaSpine Holdings CorpCOM2,010,000$11.4M0.3%00.0%UnchangedHistory
ATECAlphatec Holdings, Inc.COM NEW1,715,000$11.2M0.3%−1,020,600−37.3%ReducedHistory
APLSApellis Pharmaceuticals, Inc.COM215,000$9.72M0.2%+5,000+2.4%AddedHistory
JAZZJazz Pharmaceuticals plcSHS USD62,000$9.67M0.2%+62,000NewHistory
ALPNAlpine Immune Sciences, Inc.COM998,565$8.50M0.2%−208,435−17.3%ReducedHistory
EPIXESSA Pharma Inc.COM NEW2,460,000$7.75M0.2%00.0%UnchangedHistory
IPSCCentury Therapeutics, Inc.COM865,000$7.27M0.2%00.0%UnchangedHistory
ERASErasca, Inc.COM995,000$5.54M0.1%00.0%UnchangedHistory
CYTCyteir Therapeutics, Inc.COM1,850,000$5.53M0.1%00.0%UnchangedHistory
ANTXAN2 Therapeutics, Inc.COM688,330$5.33M0.1%00.0%UnchangedHistory
CMPXCompass Therapeutics, Inc.COM2,000,000$5.30M0.1%00.0%UnchangedHistory
Medicus Sciences AcquisitionG5960S108CL A SHS520,000$5.09M0.1%00.0%Unchanged–
BCLS Acquisition CorpG0904B105COM CL A500,000$4.95M0.1%00.0%Unchanged–
ARYDARYA Sciences Acquisition Corp IVCL A500,000$4.91M0.1%00.0%UnchangedHistory
Panacea Acquisition Corp. IIG6882C106CL A SHS500,000$4.88M0.1%00.0%Unchanged–
SSentinelOne, Inc.CL A204,500$4.77M0.1%00.0%UnchangedHistory
ISEEIVERIC bio, Inc.COM430,117$4.14M0.1%−6,045,283−93.4%ReducedHistory
OBIOOrchestra BioMed Holdings, Inc.ORD SHS400,000$3.98M0.1%00.0%UnchangedHistory
TNGXTango Therapeutics, Inc.COM813,640$3.69M0.1%+92,640+12.8%AddedHistory
HYPRHyperfine, Inc.COM CL A1,503,754$3.35M0.1%00.0%UnchangedHistory
CMAXCareMax, Inc.COM CL A755,329$2.74M0.1%00.0%UnchangedHistory
PHASPhaseBio Pharmaceuticals IncCOM4,405,000$2.64M0.1%00.0%UnchangedHistory
Field Trip Health Ord31656R102COM2,976,000$2.50M0.1%00.0%Unchanged–
ONCSOncosec Medical IncCOM2,945,000$2.19M0.1%00.0%UnchangedHistory
OTICOtonomy, Inc.COM1,000,000$2.08M<0.1%−349,905−25.9%ReducedHistory
PROKProkidney Corp.CLASS A ORD SHS200,000$1.99M<0.1%00.0%UnchangedHistory
AKLIAkili, Inc.CLASS A ORD SHS200,000$1.98M<0.1%00.0%UnchangedHistory
LENZLENZ Therapeutics, Inc.COM710,000$1.95M<0.1%00.0%UnchangedHistory
DNABSocial Capital Suvretta Holdings Corp. IICLASS A ORD SHS200,000$1.94M<0.1%00.0%UnchangedHistory
DNADSocial Capital Suvretta Holdings Corp. IVCLASS A ORD SHS200,000$1.94M<0.1%00.0%UnchangedHistory
SCYXScynexis IncCOM NEW959,524$1.78M<0.1%+415,481+76.4%AddedHistory
WGSGeneDx Holdings Corp.COMMON STOCK950,000$1.20M<0.1%00.0%UnchangedHistory
SNCEScience 37 Holdings, Inc.COM430,000$864.0K<0.1%00.0%UnchangedHistory
Nuvation Bio Inc.67080N119*W EXP 07/07/20299,999$28.0K<0.1%00.0%Unchanged–
Medicus Sciences AcquisitionG5960S124*W EXP 02/12/20257,770$10.0K<0.1%00.0%Unchanged–

Sold out since Q1 2022 (19)

Positions held at the end of Q1 2022 that are gone from this filing.

Positions of Avidity Partners Management LP sold out since Q1 2022
SecurityClassShares in Q1 2022Value in Q1 2022% of portfolio in Q1 2022History
MRKMerck & Co., Inc.Stock2,370,000$194.5M4.3%History
BAXBaxter International IncStock1,915,500$148.5M3.3%History
BHVNBiohaven Ltd.COM1,231,000$146.0M3.2%History
MRTXMirati Therapeutics, Inc.COM1,393,000$114.5M2.5%History
ISRGIntuitive Surgical IncCOM NEW325,000$98.0M2.2%History
ACETAdicet Bio, Inc.COM3,120,000$62.3M1.4%History
EWEdwards Lifesciences CorpStock440,000$51.8M1.1%History
BHCBausch Health Companies Inc.Stock1,694,700$38.7M0.9%History
INSMINSMED IncCOM PAR $.011,354,539$31.8M0.7%History
ChemoCentryx, Inc.16383L106COM1,175,000$29.5M0.7%–
AXSMAxsome Therapeutics, Inc.COM711,000$29.4M0.7%History
RCUSArcus Biosciences, Inc.COM912,000$28.8M0.6%History
PENPenumbra IncCOM104,000$23.1M0.5%History
VRDNViridian Therapeutics, Inc.COM1,040,000$19.2M0.4%History
BPMCBlueprint Medicines CorpCOM291,184$18.6M0.4%History
LKFTLakefront Biotherapeutics NVSPON ADR215,000$13.3M0.3%History
Dynamics Special Purpose Cor268010105CLASS A COM500,000$4.93M0.1%–
MLTXMoonLake ImmunotherapeuticsCOM CL A400,000$4.44M0.1%History
GRTSGritstone bio, Inc.COM560,000$2.31M0.1%History