<SEC-DOCUMENT>0001564590-21-013154-index.html : 20210315 <SEC-HEADER>0001564590-21-013154.hdr.sgml : 20210315 <ACCEPTANCE-DATETIME>20210315161033 ACCESSION NUMBER: 0001564590-21-013154 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20210315 ITEM INFORMATION: Results of Operations and Financial Condition ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20210315 DATE AS OF CHANGE: 20210315 FILER: 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: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-39321 FILM NUMBER: 21741585 BUSINESS ADDRESS: STREET 1: 10975 N. TORREY PINES RD., STREET 2: #150 CITY: LA JOLLA STATE: CA ZIP: 92037 BUSINESS PHONE: 858-401-7900 MAIL ADDRESS: STREET 1: 10975 N. TORREY PINES RD., STREET 2: #150 CITY: LA JOLLA STATE: CA ZIP: 92037 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>rna-8k_20210315.htm <DESCRIPTION>8-K Q420 EARNINGS RELEASE <TEXT> Document 1 - file: rna-8k_20210315.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>rna-ex991_6.htm <DESCRIPTION>EX-99.1 <TEXT> Document 2 - file: rna-ex991_6.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>gzslcdf12ylg000001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: gzslcdf12ylg000001.jpg
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