{"cik":"0001383731","entityType":"other","sic":"","sicDescription":"","ownerOrg":"","insiderTransactionForOwnerExists":1,"insiderTransactionForIssuerExists":0,"name":"MacLean Michael F","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":null,"stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"C/O AVIDITY BIOSCIENCES, INC.","street2":"10578 SCIENCE CENTER DRIVE, SUITE 125","city":"SAN DIEGO","stateOrCountry":"CA","zipCode":"92121","stateOrCountryDescription":"CA","isForeignLocation":0,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":null,"street2":null,"city":null,"stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":null,"flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001383731-26-000008","0001383731-26-000006","0001383731-26-000004","0001193125-26-082300","0001599901-26-000023","0001599901-26-000010","0001599901-25-000161","0001950047-25-005490","0000950170-25-099264","0000950170-25-083229","0001599901-25-000069","0001599901-25-000041","0001599901-25-000023","0001599901-24-000206","0001599901-24-000188","0001950047-24-008160","0001599901-24-000156","0000950170-24-078779","0001599901-24-000110","0001599901-24-000101","0001950047-24-004667","0000950170-24-061258","0001950047-24-003645","0001599901-24-000044","0001950047-24-002245","0001599901-24-000008","0001599901-23-000071","0001209191-23-038473","0001209191-23-010122","0001209191-23-004756","0001209191-22-036367","0001209191-22-019046","0000899243-21-025072","0000899243-21-024290","0001209191-21-007792","0001209191-20-036154","0001209191-20-003752","0001209191-20-001230","0001209191-19-050482","0001209191-19-002133","0001209191-18-002229","0001209191-17-051325","0001209191-17-051316","0001127602-10-024560","0001127602-10-020455","0001127602-10-011471","0001127602-10-009326","0001127602-10-006329","0001127602-10-005086","0001127602-10-001737","0001127602-09-021525","0001127602-09-020337","0001127602-09-005065","0001127602-09-003794","0001127602-08-008748","0001127602-08-007895","0001127602-08-007673","0001209191-08-044675","0001209191-08-043552","0001209191-08-023621","0001209191-08-010693","0001209191-07-061560","0001209191-07-055687","0001209191-07-010404","0001209191-06-065140"],"filingDate":["2026-05-19","2026-04-03","2026-04-03","2026-02-27","2026-01-23","2026-01-09","2025-08-15","2025-08-06","2025-07-28","2025-06-06","2025-03-21","2025-01-23","2025-01-08","2024-12-19","2024-11-08","2024-11-06","2024-09-23","2024-06-28","2024-06-20","2024-06-14","2024-06-12","2024-05-16","2024-05-14","2024-03-15","2024-03-13","2024-01-23","2023-09-12","2023-06-20","2023-02-16","2023-01-24","2022-06-13","2022-03-15","2021-06-21","2021-06-16","2021-02-04","2020-06-11","2020-01-16","2020-01-03","2019-09-23","2019-01-04","2018-01-04","2017-09-05","2017-09-05","2010-10-04","2010-08-03","2010-04-20","2010-03-23","2010-02-25","2010-02-17","2010-01-19","2009-11-03","2009-10-05","2009-02-26","2009-02-17","2008-11-04","2008-10-06","2008-10-02","2008-08-01","2008-07-24","2008-04-10","2008-02-14","2007-11-02","2007-10-02","2007-02-14","2006-12-15"],"reportDate":["2026-05-19","2026-04-01","2026-04-01","2026-02-27","2026-01-21","2026-01-07","2025-08-06","","2025-07-25","2025-06-05","2025-03-20","2025-01-21","2025-01-06","2024-12-18","2024-11-06","","2024-09-19","2024-06-26","2024-06-17","2024-06-12","","2024-05-14","","2024-03-13","","2024-01-20","2023-09-11","2023-06-15","2023-02-14","2023-01-20","2022-06-09","2022-01-21","2021-06-17","2021-06-16","2021-02-02","2020-06-11","2020-01-15","2020-01-02","2019-09-19","2019-01-02","2018-01-02","2017-08-31","2017-08-31","2010-10-01","2010-08-02","2010-03-19","2010-03-19","2010-02-23","2010-02-12","2010-01-19","2009-11-01","2009-10-01","2009-02-24","2009-02-12","2008-11-01","2008-10-06","2008-10-01","2008-07-31","2008-07-22","2008-04-08","2008-02-12","2007-11-01","2007-10-01","2007-02-12","2006-12-06"],"acceptanceDateTime":["2026-05-19T20:08:24.000Z","2026-04-03T20:44:54.000Z","2026-04-03T20:42:50.000Z","2026-02-27T20:24:28.000Z","2026-01-23T22:33:51.000Z","2026-01-09T22:12:51.000Z","2025-08-15T20:09:38.000Z","2025-08-06T20:22:49.000Z","2025-07-28T21:15:34.000Z","2025-06-06T21:00:36.000Z","2025-03-21T22:38:38.000Z","2025-01-24T01:15:24.000Z","2025-01-09T01:26:49.000Z","2024-12-19T23:16:47.000Z","2024-11-08T21:50:47.000Z","2024-11-06T21:56:25.000Z","2024-09-24T00:59:20.000Z","2024-06-28T11:45:04.000Z","2024-06-20T22:48:40.000Z","2024-06-14T23:07:47.000Z","2024-06-12T20:22:35.000Z","2024-05-16T22:25:46.000Z","2024-05-14T20:22:06.000Z","2024-03-15T20:12:24.000Z","2024-03-13T20:19:54.000Z","2024-01-23T20:11:05.000Z","2023-09-12T23:33:15.000Z","2023-06-20T21:00:20.000Z","2023-02-16T22:00:24.000Z","2023-01-25T02:06:16.000Z","2022-06-13T21:00:36.000Z","2022-03-16T01:18:39.000Z","2021-06-21T22:21:47.000Z","2021-06-16T23:40:39.000Z","2021-02-04T22:06:55.000Z","2020-06-12T00:24:15.000Z","2020-01-16T23:03:09.000Z","2020-01-03T22:21:22.000Z","2019-09-23T21:24:55.000Z","2019-01-04T22:27:23.000Z","2018-01-04T23:57:24.000Z","2017-09-05T20:36:08.000Z","2017-09-05T20:34:36.000Z","2010-10-04T20:14:35.000Z","2010-08-03T20:03:20.000Z","2010-04-20T20:14:18.000Z","2010-03-23T20:34:49.000Z","2010-02-25T22:09:28.000Z","2010-02-17T21:09:43.000Z","2010-01-19T19:24:33.000Z","2009-11-03T19:18:22.000Z","2009-10-05T18:18:42.000Z","2009-02-26T22:32:33.000Z","2009-02-17T19:48:10.000Z","2008-11-04T19:29:58.000Z","2008-10-06T21:06:56.000Z","2008-10-02T19:27:00.000Z","2008-08-01T16:07:07.000Z","2008-07-24T13:07:37.000Z","2008-04-10T18:51:46.000Z","2008-02-14T22:51:07.000Z","2007-11-02T21:28:55.000Z","2007-10-02T14:09:01.000Z","2007-02-14T19:41:05.000Z","2006-12-15T18:54:48.000Z"],"act":["34","34","34","34","34","34","34","","34","34","34","34","34","34","34","","34","34","34","34","","34","","34","","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34"],"form":["3","4","3","4","4","4","4","144","4","4","4","4","4","4","4","144","4","4","4","4","144","4","144","4","144","4","4","4","4","4","4","4","4","3","4","3","4","4","4","4","4","4","3","4","4","4/A","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","3"],"fileNumber":["001-43302","001-42365","001-42365","001-39321","001-39321","001-39321","001-39321","","001-40489","001-40489","001-39321","001-39321","001-39321","001-39321","001-39321","","001-39321","001-40489","001-39321","001-39321","","001-39321","","001-39321","","001-39321","001-39321","001-40489","001-40489","001-39321","001-40489","001-39321","001-40489","001-40489","001-39321","001-39321","001-38137","001-38137","001-38137","001-38137","001-38137","001-38137","001-38137","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311","000-19311"],"filmNumber":["26998701","26838688","26838675","26698855","26557861","26523915","251224690","","251156639","251031880","25761881","25551359","25519824","241564602","241441452","","241317370","241081435","241057848","241046577","","24957200","","24754876","","24552225","231251295","231026072","23639232","23549527","221012374","22743117","211032402","211022932","21592080","20958562","20531886","20506821","191108780","19511216","18511618","171069134","171069115","101105935","10987621","10759564","10699613","10634525","10612925","10532939","091153948","091105060","09638885","09610790","081160384","081110275","081103198","08984134","08967116","08749804","08619773","071211739","071147765","07618570","061279809"],"items":["","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"core_type":["3","4","3","4","4","4","4","144","4","4","4","4","4","4","4","144","4","4","4","4","144","4","144","4","144","4","4","4","4","4","4","4","4","3","4","3","4","4","4","4","4","4","3","4","4","4/A","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","3"],"size":[10045,5526,10355,17552,6920,5513,5475,5126,8712,5674,6224,7939,7354,6222,16258,6373,9820,5626,9827,9101,6434,9032,5702,9207,4970,9889,5733,5768,5438,8012,5702,5810,5279,7604,5797,9015,4698,5362,4499,5361,8306,5317,2925,4787,15793,5198,4965,10594,10378,4966,8653,4778,7291,10414,8525,5018,4829,9506,5322,21163,13492,9062,5322,11505,9576],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["xslF345X06/form3-05192026_080519.xml","xslF345X06/wk-form4_1775249091.xml","xslF345X06/wk-form3_1775248967.xml","xslF345X05/ownership.xml","xslF345X05/wk-form4_1769207629.xml","xslF345X05/wk-form4_1767996769.xml","xslF345X05/wk-form4_1755288572.xml","xsl144X01/primary_doc.xml","xslF345X05/ownership.xml","xslF345X05/ownership.xml","xslF345X05/wk-form4_1742596711.xml","xslF345X05/wk-form4_1737681316.xml","xslF345X05/wk-form4_1736386003.xml","xslF345X05/wk-form4_1734650201.xml","xslF345X05/wk-form4_1731102640.xml","xsl144X01/primary_doc.xml","xslF345X05/wk-form4_1727139553.xml","xslF345X05/ownership.xml","xslF345X05/wk-form4_1718923713.xml","xslF345X05/wk-form4_1718406460.xml","xsl144X01/primary_doc.xml","xslF345X05/ownership.xml","xsl144X01/primary_doc.xml","xslF345X05/wk-form4_1710533514.xml","xsl144X01/primary_doc.xml","xslF345X05/wk-form4_1706040655.xml","xslF345X05/wk-form4_1694561586.xml","xslF345X04/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X02/doc3.xml","xslF345X03/doc4.xml","xslF345X02/doc3.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X02/doc3.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4a.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X02/doc4.xml","xslF345X02/doc4.xml","xslF345X02/doc4.xml","xslF345X02/doc4.xml","xslF345X02/doc4.xml","xslF345X02/doc3.xml"],"primaryDocDescription":["","FORM 4","FORM 3","4","FORM 4","FORM 4","FORM 4","","4","4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","","FORM 4","4","FORM 4","FORM 4","","4","","FORM 4","","FORM 4","FORM 4","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","PRIMARY DOCUMENT","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION"]},"files":[]}}