{"data":[{"accessionNo":"0002137750-26-000002","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0001565146","issuerName":"Gulf Coast Ultra Deep Royalty Trust","ticker":"GULTU","cusip":"40222T104","securityClass":"Royalty Trust Units","eventDate":"2026-05-28","reportingPerson":"Galluccio Thomas Gregory","reportingCik":null,"personType":"IN","sharesOwned":12930891,"percentOfClass":5.6,"filedAt":"2026-06-02"}],"updatedAt":"2026-10-15T12:59:05.983Z","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","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."}}