{"data":[{"accessionNo":"0001493152-26-047511","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock, $0.01 par value","eventDate":"2026-09-30","reportingPerson":"AIGH Capital Management LLC","reportingCik":null,"personType":"IA,OO","sharesOwned":1217196,"percentOfClass":9,"filedAt":"2026-10-19","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001493152-26-047511","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock, $0.01 par value","eventDate":"2026-09-30","reportingPerson":"Orin Hirschman","reportingCik":null,"personType":"HC,IN","sharesOwned":1217196,"percentOfClass":9,"filedAt":"2026-10-19","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001493152-26-034790","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock, $0.01 par value","eventDate":"2026-06-30","reportingPerson":"Orin Hirschman","reportingCik":null,"personType":"HC,IN","sharesOwned":1008469,"percentOfClass":7.4,"filedAt":"2026-07-27","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001493152-26-034790","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock, $0.01 par value","eventDate":"2026-06-30","reportingPerson":"AIGH Capital Management LLC","reportingCik":null,"personType":"IA,OO","sharesOwned":1008469,"percentOfClass":7.4,"filedAt":"2026-07-27","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001510940-26-000003","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock","eventDate":"2026-02-20","reportingPerson":"ACK Asset Management LLC","reportingCik":null,"personType":"IA","sharesOwned":710200,"percentOfClass":5.1,"filedAt":"2026-04-15","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001510940-26-000003","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock","eventDate":"2026-02-20","reportingPerson":"Richard Meisenberg","reportingCik":null,"personType":"HC","sharesOwned":710200,"percentOfClass":5.1,"filedAt":"2026-04-15","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001510940-26-000003","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock","eventDate":"2026-02-20","reportingPerson":"John Reilly","reportingCik":null,"personType":"HC","sharesOwned":710200,"percentOfClass":5.1,"filedAt":"2026-04-15","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0000102909-26-000993","formType":"SCHEDULE 13G/A","amendmentNo":2,"issuerCik":"0000796505","issuerName":"Clearfield Inc","ticker":"CLFD","cusip":"18482P103","securityClass":"Common Stock","eventDate":"2026-03-13","reportingPerson":"The Vanguard Group","reportingCik":null,"personType":"IA","sharesOwned":0,"percentOfClass":0,"filedAt":"2026-03-26","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"},{"accessionNo":"0001171843-26-000807","formType":"SCHEDULE 13G/A","amendmentNo":17,"issuerCik":"0000796505","issuerName":"Clearfield, Inc.","ticker":"CLFD","cusip":null,"securityClass":"Common Stock $0.01","eventDate":"2025-12-31","reportingPerson":"Ronald G. Roth","reportingCik":null,"personType":"IN","sharesOwned":1456024,"percentOfClass":10.5,"filedAt":"2026-02-13","canonicalUrl":"https://xoomar.com/markets/stocks/clfd"}],"updatedAt":"2026-11-04T03:07:40.189Z","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/clfd","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."}}