<SEC-DOCUMENT>0000935836-22-000164-index.html : 20220214 <SEC-HEADER>0000935836-22-000164.hdr.sgml : 20220214 <ACCEPTANCE-DATETIME>20220214150337 ACCESSION NUMBER: 0000935836-22-000164 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20220214 DATE AS OF CHANGE: 20220214 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Avidity Biosciences, Inc. CENTRAL INDEX KEY: 0001599901 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 461336960 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-91534 FILM NUMBER: 22630129 BUSINESS ADDRESS: STREET 1: 10578 SCIENCE CENTER DRIVE STREET 2: SUITE 125 CITY: SAN DIEGO STATE: CA ZIP: 92121 BUSINESS PHONE: 858-401-7900 MAIL ADDRESS: STREET 1: 10578 SCIENCE CENTER DRIVE STREET 2: SUITE 125 CITY: SAN DIEGO STATE: CA ZIP: 92121 FORMER COMPANY: FORMER CONFORMED NAME: Avidity Biosciences LLC DATE OF NAME CHANGE: 20161227 FORMER COMPANY: FORMER CONFORMED NAME: Avidity NanoMedicines LLC DATE OF NAME CHANGE: 20140211 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: EcoR1 Capital, LLC CENTRAL INDEX KEY: 0001587114 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 BUSINESS PHONE: 415-448-6534 MAIL ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>aviditybiosciences13ga.htm <TEXT> Document 1 - file: aviditybiosciences13ga.htm
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