{"data":[{"accessionNo":"0001493215-26-000166","formType":"SCHEDULE 13D/A","amendmentNo":13,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":"02008G300","securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-08-31","reportingPerson":"Roderick Wong","reportingCik":"0001493280","personType":"HC,IN","sharesOwned":67441,"percentOfClass":9.9,"filedAt":"2026-09-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000166","formType":"SCHEDULE 13D/A","amendmentNo":13,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":"02008G300","securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-08-31","reportingPerson":"RTW Investments, LP","reportingCik":"0001493215","personType":"IA,PN","sharesOwned":67441,"percentOfClass":9.9,"filedAt":"2026-09-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000135","formType":"SCHEDULE 13D/A","amendmentNo":12,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":"02008G300","securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-07-21","reportingPerson":"RTW Investments, LP","reportingCik":"0001493215","personType":"IA,PN","sharesOwned":67441,"percentOfClass":9.9,"filedAt":"2026-07-23","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000135","formType":"SCHEDULE 13D/A","amendmentNo":12,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":"02008G300","securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-07-21","reportingPerson":"Roderick Wong","reportingCik":"0001493280","personType":"HC,IN","sharesOwned":67441,"percentOfClass":9.9,"filedAt":"2026-07-23","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000066","formType":"SCHEDULE 13D/A","amendmentNo":11,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-02-26","reportingPerson":"Roderick Wong","reportingCik":"0001493280","personType":"HC,IN","sharesOwned":5891430,"percentOfClass":39.4,"filedAt":"2026-03-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000066","formType":"SCHEDULE 13D/A","amendmentNo":11,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-02-26","reportingPerson":"RTW Investments, LP","reportingCik":"0001493215","personType":"IA,PN","sharesOwned":5891430,"percentOfClass":39.4,"filedAt":"2026-03-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000066","formType":"SCHEDULE 13D/A","amendmentNo":11,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-02-26","reportingPerson":"RTW Master Fund, Ltd.","reportingCik":"0001493219","personType":"CO","sharesOwned":3138798,"percentOfClass":21,"filedAt":"2026-03-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-26-000066","formType":"SCHEDULE 13D/A","amendmentNo":11,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2026-02-26","reportingPerson":"RTW Innovation Master Fund, Ltd.","reportingCik":"0001776733","personType":"CO","sharesOwned":2427089,"percentOfClass":16.2,"filedAt":"2026-03-02","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000030","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-11","reportingPerson":"RTW Investments, LP","reportingCik":"0001493215","personType":"IA,PN","sharesOwned":5891430,"percentOfClass":48.1,"filedAt":"2025-11-13","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000030","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-11","reportingPerson":"Roderick Wong","reportingCik":"0001493280","personType":"HC,IN","sharesOwned":5891430,"percentOfClass":48.1,"filedAt":"2025-11-13","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000030","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-11","reportingPerson":"RTW Master Fund, Ltd.","reportingCik":"0001493219","personType":"CO","sharesOwned":3138798,"percentOfClass":25.5,"filedAt":"2025-11-13","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000030","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-11","reportingPerson":"RTW Innovation Master Fund, Ltd.","reportingCik":"0001776733","personType":"CO","sharesOwned":2427089,"percentOfClass":19.8,"filedAt":"2025-11-13","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000016","formType":"SCHEDULE 13D/A","amendmentNo":9,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-05","reportingPerson":"Roderick Wong","reportingCik":"0001493280","personType":"HC,IN","sharesOwned":4035142,"percentOfClass":43.6,"filedAt":"2025-11-07","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000016","formType":"SCHEDULE 13D/A","amendmentNo":9,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-05","reportingPerson":"RTW Investments, LP","reportingCik":"0001493215","personType":"IA,PN","sharesOwned":4035142,"percentOfClass":43.6,"filedAt":"2025-11-07","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000016","formType":"SCHEDULE 13D/A","amendmentNo":9,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-05","reportingPerson":"RTW Master Fund, Ltd.","reportingCik":"0001493219","personType":"CO","sharesOwned":2147254,"percentOfClass":23.2,"filedAt":"2025-11-07","canonicalUrl":"https://xoomar.com/markets/stocks/alur"},{"accessionNo":"0001493215-25-000016","formType":"SCHEDULE 13D/A","amendmentNo":9,"issuerCik":"0001964979","issuerName":"ALLURION TECHNOLOGIES, INC.","ticker":"ALUR","cusip":null,"securityClass":"Common Stock, par value $0.0001 per share","eventDate":"2025-11-05","reportingPerson":"RTW Innovation Master Fund, Ltd.","reportingCik":"0001776733","personType":"CO","sharesOwned":1659241,"percentOfClass":17.9,"filedAt":"2025-11-07","canonicalUrl":"https://xoomar.com/markets/stocks/alur"}],"updatedAt":"2026-11-04T01:30:37.304Z","source":"xoomar.com","docs":"https://xoomar.com/markets/api","license":"https://xoomar.com/terms","attribution":"Credit XOOMAR with a link to the dataset page on xoomar.com when you republish this data","canonicalUrl":"https://xoomar.com/markets/stocks/alur","meta":{"source":"SEC","sourceAttribution":"Schedule 13D and 13G data: SEC.","notice":"10 requests a minute without a key, 30 with a free key. Get a free key at https://xoomar.com/signup?utm_source=api, register your app at https://xoomar.com/developers/register?utm_source=api, and credit the data as \"Data: XOOMAR\" together with the sourceAttribution line."}}