{"data":[{"accessionNo":"0001229262-26-000026","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000056047","issuerName":"KIRBY CORPORATION","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Goldman Sachs Asset Management, L.P.","reportingCik":null,"personType":"IA","sharesOwned":2377381.75,"percentOfClass":4.4,"filedAt":"2026-08-14"},{"accessionNo":"0002100121-26-000881","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000056047","issuerName":"Kirby Corp","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Vanguard Portfolio Management","reportingCik":null,"personType":"IA","sharesOwned":2695550,"percentOfClass":5.03,"filedAt":"2026-07-31"},{"accessionNo":"0000354204-26-000840","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000056047","issuerName":"Kirby Corp","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-06-30","reportingPerson":"Dimensional Fund Advisors LP","reportingCik":null,"personType":"IA","sharesOwned":2759885,"percentOfClass":5.2,"filedAt":"2026-07-14"},{"accessionNo":"0001229262-26-000008","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000056047","issuerName":"KIRBY CORPORATION","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-03-31","reportingPerson":"Goldman Sachs Asset Management, L.P.","reportingCik":null,"personType":"IA","sharesOwned":2719067.75,"percentOfClass":5.1,"filedAt":"2026-05-11"},{"accessionNo":"0002100119-26-000709","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000056047","issuerName":"Kirby Corp","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-03-31","reportingPerson":"Vanguard Capital Management","reportingCik":null,"personType":"IA","sharesOwned":2777491,"percentOfClass":5.17,"filedAt":"2026-04-30"},{"accessionNo":"0000102909-26-001676","formType":"SCHEDULE 13G/A","amendmentNo":12,"issuerCik":"0000056047","issuerName":"Kirby Corp","ticker":"KEX","cusip":"497266106","securityClass":"Common Stock","eventDate":"2026-03-13","reportingPerson":"The Vanguard Group","reportingCik":null,"personType":"IA","sharesOwned":0,"percentOfClass":0,"filedAt":"2026-03-27"},{"accessionNo":"0000895421-26-000044","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000056047","issuerName":"KIRBY CORP","ticker":"KEX","cusip":null,"securityClass":"Common Stock","eventDate":"2025-12-31","reportingPerson":"Morgan Stanley","reportingCik":null,"personType":"HC,CO","sharesOwned":2537671,"percentOfClass":4.7,"filedAt":"2026-02-12"},{"accessionNo":"0000895421-26-000044","formType":"SCHEDULE 13G/A","amendmentNo":1,"issuerCik":"0000056047","issuerName":"KIRBY CORP","ticker":"KEX","cusip":null,"securityClass":"Common Stock","eventDate":"2025-12-31","reportingPerson":"Atlanta Capital Management Company, LLC","reportingCik":null,"personType":"IA,CO","sharesOwned":2149970,"percentOfClass":4,"filedAt":"2026-02-12"}],"updatedAt":"2026-10-14T04:01:43.751Z","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."}}