{"data":[{"accessionNo":"0000902219-26-000297","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000036146","issuerName":"Trustmark Corporation","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Wellington Management Group LLP","reportingCik":null,"personType":"HC","sharesOwned":1529504,"percentOfClass":2.6,"filedAt":"2026-08-13","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0000902219-26-000297","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000036146","issuerName":"Trustmark Corporation","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Wellington Group Holdings LLP","reportingCik":null,"personType":"HC","sharesOwned":1529504,"percentOfClass":2.6,"filedAt":"2026-08-13","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0000902219-26-000297","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000036146","issuerName":"Trustmark Corporation","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Wellington Investment Advisors Holdings LLP","reportingCik":null,"personType":"HC","sharesOwned":1529504,"percentOfClass":2.6,"filedAt":"2026-08-13","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0000093751-26-000300","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000036146","issuerName":"TRUSTMARK CORP","ticker":"TRMK","cusip":"898402102","securityClass":"COMMON STOCK","eventDate":"2026-03-31","reportingPerson":"STATE STREET CORPORATION","reportingCik":null,"personType":"HC","sharesOwned":2974965,"percentOfClass":5.1,"filedAt":"2026-05-12","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0002100119-26-001170","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000036146","issuerName":"Trustmark Corp","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-03-31","reportingPerson":"Vanguard Capital Management","reportingCik":null,"personType":"IA","sharesOwned":2986819,"percentOfClass":5.07,"filedAt":"2026-04-30","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0002100121-26-000834","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000036146","issuerName":"Trustmark Corp","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-03-31","reportingPerson":"Vanguard Portfolio Management","reportingCik":null,"personType":"IA","sharesOwned":3555591,"percentOfClass":6.03,"filedAt":"2026-04-29","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0000102909-26-002459","formType":"SCHEDULE 13G/A","amendmentNo":13,"issuerCik":"0000036146","issuerName":"Trustmark Corp","ticker":"TRMK","cusip":"898402102","securityClass":"Common Stock","eventDate":"2026-03-13","reportingPerson":"The Vanguard Group","reportingCik":null,"personType":"IA","sharesOwned":0,"percentOfClass":0,"filedAt":"2026-03-27","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0001140361-26-004621","formType":"SCHEDULE 13G/A","amendmentNo":11,"issuerCik":"0000036146","issuerName":"TRUSTMARK CORP","ticker":"TRMK","cusip":null,"securityClass":"Common Stock, no par value","eventDate":"2026-02-04","reportingPerson":"Robert M Hearin Support Foundation","reportingCik":null,"personType":"OO","sharesOwned":2660000,"percentOfClass":4.53,"filedAt":"2026-02-10","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0001140361-26-004621","formType":"SCHEDULE 13G/A","amendmentNo":11,"issuerCik":"0000036146","issuerName":"TRUSTMARK CORP","ticker":"TRMK","cusip":null,"securityClass":"Common Stock, no par value","eventDate":"2026-02-04","reportingPerson":"The Robert M Hearin Foundation","reportingCik":null,"personType":"OO","sharesOwned":240000,"percentOfClass":0.41,"filedAt":"2026-02-10","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0001140361-25-044197","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0000036146","issuerName":"TRUSTMARK CORP","ticker":"TRMK","cusip":null,"securityClass":"Common Stock, no par value","eventDate":"2025-12-02","reportingPerson":"ROBERT M HEARIN SUPPORT FOUNDATION","reportingCik":"0001241883","personType":"OO","sharesOwned":2735000,"percentOfClass":4.57,"filedAt":"2025-12-03","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"},{"accessionNo":"0001140361-25-044197","formType":"SCHEDULE 13D/A","amendmentNo":10,"issuerCik":"0000036146","issuerName":"TRUSTMARK CORP","ticker":"TRMK","cusip":null,"securityClass":"Common Stock, no par value","eventDate":"2025-12-02","reportingPerson":"The Robert M Hearin Foundation","reportingCik":null,"personType":"OO","sharesOwned":240000,"percentOfClass":0.4,"filedAt":"2025-12-03","canonicalUrl":"https://xoomar.com/markets/stocks/trmk"}],"updatedAt":"2026-10-24T15:21:57.091Z","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/trmk","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."}}