{"cik":"0001741389","entityType":"other","sic":"","sicDescription":"","ownerOrg":"","insiderTransactionForOwnerExists":1,"insiderTransactionForIssuerExists":0,"name":"Mahoney Stephen F.","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":null,"stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"C/O KINIKSA PHARMACEUTICALS, LTD.","street2":"CLARENDON HOUSE, 2 CHURCH STREET","city":"HAMILTON","stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":1,"foreignStateTerritory":null,"country":"Bermuda","countryCode":"D0"},"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":["0001193125-26-099007","0001193125-26-092036","0001959173-26-001921","0000950170-25-032891","0000950170-24-110484","0000950170-23-057519","0000950170-23-057502","0000899243-22-037433","0000899243-22-027266","0000899243-22-018804","0000899243-22-006814","0000899243-21-036601","0000899243-21-036337","0000899243-20-030392","0000899243-20-030391","0001179110-19-010490","0001104659-19-013176","0001104659-18-058109","0001104659-18-036484","0001104659-18-035529"],"filingDate":["2026-03-09","2026-03-04","2026-03-04","2025-03-04","2024-09-30","2023-11-01","2023-11-01","2022-12-02","2022-08-01","2022-05-19","2022-02-17","2021-09-20","2021-09-16","2020-11-04","2020-11-04","2019-09-19","2019-03-06","2018-09-24","2018-05-29","2018-05-23"],"reportDate":["2026-03-03","2026-03-02","","2025-03-03","2024-09-27","2023-10-30","2023-10-30","2022-11-30","2022-08-01","2022-05-17","2022-02-15","2021-09-16","2021-09-14","2020-11-02","2020-11-02","2019-09-17","2019-03-04","2018-09-20","2018-05-29","2018-05-23"],"acceptanceDateTime":["2026-03-09T23:35:08.000Z","2026-03-04T23:56:17.000Z","2026-03-04T21:10:30.000Z","2025-03-05T02:14:09.000Z","2024-09-30T23:10:58.000Z","2023-11-01T20:35:03.000Z","2023-11-01T20:30:09.000Z","2022-12-02T21:23:47.000Z","2022-08-02T01:11:24.000Z","2022-05-19T20:19:22.000Z","2022-02-17T22:16:23.000Z","2021-09-20T21:02:30.000Z","2021-09-16T23:41:02.000Z","2020-11-04T21:39:19.000Z","2020-11-04T21:38:25.000Z","2019-09-19T20:18:37.000Z","2019-03-06T23:30:04.000Z","2018-09-24T12:58:41.000Z","2018-05-29T23:18:55.000Z","2018-05-24T00:10:25.000Z"],"act":["34","34","","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34"],"form":["4/A","4","144","4","4","4","3","4","4","4","4","4","4","4","3","4","4","4","4","3"],"fileNumber":["001-36483","001-36483","","001-36483","001-36483","001-36483","001-36483","001-38541","001-38541","001-38541","001-38541","001-38541","001-38541","001-38541","001-38541","001-38492","001-38492","001-38492","001-38492","001-38492"],"filmNumber":["26736692","26723439","","25708366","241340877","231368774","231368677","221442263","221126598","22943091","22649358","211263878","211258968","201287248","201287231","191101921","19663797","181082714","18866135","18856381"],"items":["","","","","","","","","","","","","","","","","","","",""],"core_type":["4/A","4","144","4","4","4","3","4","4","4","4","4","4","4","3","4","4","4","4","3"],"size":[5353,13607,5018,8235,16027,5718,13592,5371,9143,5639,5621,5508,5184,5600,6716,5485,5492,5552,15002,23215],"isXBRL":[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],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["xslF345X05/ownership.xml","xslF345X05/ownership.xml","xsl144X01/primary_doc.xml","xslF345X05/ownership.xml","xslF345X05/ownership.xml","xslF345X05/ownership.xml","xslF345X02/ownership.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X02/doc3.xml","xslF345X03/edgar.xml","xslF345X03/a4.xml","xslF345X03/a4.xml","xslF345X03/a4.xml","xslF345X02/a3.xml"],"primaryDocDescription":["4/A","4","","4","4","4","3","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION","FORM 4 -","4","4","4","3"]},"files":[]}}