{"cik":"0001979330","entityType":"operating","sic":"6036","sicDescription":"Savings Institutions, Not Federally Chartered","ownerOrg":"02 Finance","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"NB Bancorp, Inc.","tickers":["NBBK"],"exchanges":["Nasdaq"],"ein":"932560883","lei":null,"description":"","website":"","investorWebsite":"","category":"<br>Emerging growth company","fiscalYearEnd":"1231","stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"1063 GREAT PLAIN AVENUE","street2":null,"city":"NEEDHAM","stateOrCountry":"MA","zipCode":"02492","stateOrCountryDescription":"MA","isForeignLocation":0,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"1063 GREAT PLAIN AVENUE","street2":null,"city":"NEEDHAM","stateOrCountry":"MA","zipCode":"02492","stateOrCountryDescription":"MA","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"781-444-2100","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001104659-26-077703","0001104659-26-064982","0001437749-26-017617","0000919574-26-003333","0001437749-26-017275","0001437749-26-017273","0001437749-26-017270","0001437749-26-017267","0001437749-26-017265","0001437749-26-017263","0001104659-26-060111","0001104659-26-057822","0001104659-26-051401","0001437749-26-013440","0001437749-26-013439","0001437749-26-013438","0001437749-26-013437","0001437749-26-013436","0001437749-26-013435","0001437749-26-013434","0001437749-26-013433","0001437749-26-013302","0001104659-26-046868","0001437749-26-010252","0001437749-26-010222","0000102909-26-001815","0001104659-26-035829","0001104659-26-035770","0001437749-26-009133","0001437749-26-009077","0001437749-26-007359","0001437749-26-007305","0001104659-26-022367","0001437749-26-006037","0001437749-26-006036","0001437749-26-006035","0001437749-26-006033","0001437749-26-006032","0001437749-26-006031","0001437749-26-006029","0001437749-26-006028","0001437749-26-006027","0000943374-26-000092","0001104659-26-012136","0001104659-26-010122","0000102909-26-000184","0001437749-26-002496","0001104659-26-005790","0001437749-26-000493","0001437749-26-000492","0001437749-26-000491","0001437749-26-000489","0001437749-26-000488","0001437749-26-000487","0001437749-26-000486","0001437749-26-000485","0001437749-26-000483","0001437749-26-000482","0001437749-26-000480","0001437749-26-000478","0001437749-25-038410","0000919574-25-007263","0001104659-25-115779","0001104659-25-112965","0001104659-25-112681","0001104659-25-112627","0001104659-25-111199","0001104659-25-111189","0001104659-25-110935","0001104659-25-110932","0001437749-25-034527","0001104659-25-108388","0001104659-25-105995","0001437749-25-032776","0001104659-25-104943","0001104659-25-104942","0001437749-25-032116","0001104659-25-101621","0001104659-25-101542","0001104659-25-100844","0002012383-25-002676","0001104659-25-097778","0001437749-25-029375","0001437749-25-029045","0001437749-25-028911","0001437749-25-028838","0001437749-25-026142","0001558370-25-010862","9999999995-25-002411","0001104659-25-072238","0000932471-25-000958","0001558370-25-009698","0001104659-25-071245","0001104659-25-071219","0001437749-25-023509","0001558370-25-009449","0001437749-25-023312","0001558370-25-009259","0000000000-25-007291","0001104659-25-065317","0001558370-25-008855","0001437749-25-020742","0000919574-25-003565","0001437749-25-019992","0001437749-25-019963","0001558370-25-008444","0001558370-25-008442","0001558370-25-008435","0001558370-25-007140","0001558370-25-006629","0000932471-25-000634","0001437749-25-013522","0001437749-25-013306","0001437749-25-013271","0001437749-25-013270","0001437749-25-013269","0001437749-25-013267","0001437749-25-013266","0001437749-25-013264","0001437749-25-013263","0001437749-25-013262","0001437749-25-013261","0001437749-25-013260","0001437749-25-013259","0001437749-25-013258","0001437749-25-013257","0001558370-25-005358","0001558370-25-005353","0001558370-25-005147","0001558370-25-004102","0001437749-25-008211","0001558370-25-002974","0001437749-25-007537","0001104659-25-022521","0001558370-25-002457","0000919574-25-001035","0001437749-25-002575","0000943374-25-000034","0000932471-25-000183","0001558370-25-000480","0001437749-25-001906","0001437749-25-001773","0001437749-25-001575","0001558370-25-000317","0001558370-25-000036","0001437749-24-035748","0001126328-24-000108","0001558370-24-015644","0000932471-24-001172","0002012383-24-004187","0001558370-24-015066","0000932471-24-000580","0001558370-24-013971","0002012383-24-001274","0001437749-24-029736","0001437749-24-029735","0001437749-24-029250","0001558370-24-012765","0001437749-24-027803","0001558370-24-011709","0001437749-24-024853","0001437749-24-024500","0001558370-24-010326","0001558370-24-010059","0001558370-24-009537","0001558370-24-008903","0001558370-24-008588","0000919574-24-003288","0001437749-24-017838","0001437749-24-017247","0001558370-24-007722","0001437749-24-015678","0001437749-24-014216","0001437749-24-013934","0001558370-24-005626","0001104659-24-046786","0001558370-24-005024","0001558370-24-005023","0001558370-24-004193","0001437749-24-009010","0001437749-24-008485","0001437749-24-007489","0001437749-24-007342","0001437749-24-007308","0001437749-24-006754","0001437749-24-006604","0001437749-24-006603","0001437749-24-006602","0001558370-24-002044","0001437749-24-003435","0001558370-24-000820","0001437749-24-001505","0001437749-24-001284","0001437749-24-001111","0001437749-24-000850","0001437749-24-000721","0001437749-24-000330","0001437749-24-000199","0001437749-24-000120","0001437749-23-035575","0000943374-23-000508","0001437749-23-035431","0001437749-23-035428","0001437749-23-035426","0001437749-23-035422","0001437749-23-035420","0001437749-23-035417","0001437749-23-035413","0001437749-23-035411","0001437749-23-035409","0001437749-23-035407","0001437749-23-035405","0001437749-23-035403","0001437749-23-035400","0001437749-23-035396","0001437749-23-035394","0001437749-23-035391","0001437749-23-035389","0001437749-23-035387","0000943374-23-000506","0001437749-23-035385","0001437749-23-035383","0001354457-23-001008","0000943374-23-000504","0001104659-23-128325","0001558370-23-019309","0001104659-23-110375","0001104659-23-110374","9999999995-23-002975","0001104659-23-108753","0001104659-23-108306","0001104659-23-108305","0001104659-23-108295","0001104659-23-105852","0001104659-23-105296","0001104659-23-097672","0001104659-23-088829","0001104659-23-088820","0000000000-23-008237","0001104659-23-084839","0001104659-23-084836","0000000000-23-007226","0001104659-23-069955"],"filingDate":["2026-06-25","2026-05-21","2026-05-18","2026-05-15","2026-05-15","2026-05-15","2026-05-15","2026-05-15","2026-05-15","2026-05-15","2026-05-13","2026-05-08","2026-04-29","2026-04-27","2026-04-27","2026-04-27","2026-04-27","2026-04-27","2026-04-27","2026-04-27","2026-04-27","2026-04-24","2026-04-22","2026-03-30","2026-03-30","2026-03-27","2026-03-27","2026-03-27","2026-03-20","2026-03-19","2026-03-09","2026-03-09","2026-03-03","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-27","2026-02-13","2026-02-09","2026-02-04","2026-01-30","2026-01-30","2026-01-22","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2026-01-06","2025-12-19","2025-12-05","2025-11-25","2025-11-17","2025-11-14","2025-11-14","2025-11-13","2025-11-13","2025-11-13","2025-11-13","2025-11-12","2025-11-07","2025-11-04","2025-11-03","2025-10-31","2025-10-31","2025-10-29","2025-10-23","2025-10-22","2025-10-20","2025-10-17","2025-10-08","2025-09-18","2025-09-15","2025-09-12","2025-09-11","2025-08-12","2025-08-08","2025-07-30","2025-07-30","2025-07-29","2025-07-29","2025-07-28","2025-07-28","2025-07-25","2025-07-23","2025-07-23","2025-07-16","2025-07-10","2025-07-02","2025-06-25","2025-06-18","2025-06-11","2025-06-10","2025-06-10","2025-06-06","2025-06-05","2025-06-05","2025-05-09","2025-05-07","2025-04-30","2025-04-29","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-28","2025-04-24","2025-04-24","2025-04-22","2025-03-31","2025-03-18","2025-03-14","2025-03-13","2025-03-11","2025-03-07","2025-02-12","2025-02-03","2025-01-31","2025-01-30","2025-01-29","2025-01-27","2025-01-24","2025-01-22","2025-01-22","2025-01-06","2024-11-19","2024-11-14","2024-11-14","2024-11-12","2024-11-08","2024-11-08","2024-11-04","2024-10-30","2024-10-22","2024-09-20","2024-09-20","2024-09-16","2024-09-12","2024-08-27","2024-08-09","2024-08-06","2024-08-02","2024-07-30","2024-07-24","2024-06-27","2024-06-04","2024-05-23","2024-05-21","2024-05-21","2024-05-16","2024-05-10","2024-05-09","2024-05-01","2024-04-30","2024-04-24","2024-04-12","2024-04-12","2024-04-12","2024-03-28","2024-03-22","2024-03-19","2024-03-12","2024-03-11","2024-03-11","2024-03-06","2024-03-05","2024-03-05","2024-03-05","2024-02-29","2024-02-08","2024-02-06","2024-01-17","2024-01-12","2024-01-10","2024-01-08","2024-01-05","2024-01-03","2024-01-02","2024-01-02","2023-12-29","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-21","2023-11-22","2023-10-20","2023-10-20","2023-10-12","2023-10-12","2023-10-10","2023-10-10","2023-10-10","2023-10-02","2023-09-29","2023-09-01","2023-08-08","2023-08-08","2023-08-01","2023-07-27","2023-07-27","2023-07-06","2023-06-09"],"reportDate":["2025-12-31","2026-05-21","2026-05-15","","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-05-12","2026-03-31","2026-04-29","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-24","2026-04-22","2026-03-09","2026-03-02","","2026-04-29","2025-12-31","2026-03-06","2026-03-19","2026-03-06","2026-03-09","2025-12-31","2026-02-25","2026-02-25","2026-02-25","2026-02-25","2026-02-25","2026-02-25","2026-02-25","2026-02-25","2026-02-25","","","2026-02-04","","2025-01-24","2026-01-22","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2026-01-02","2025-12-19","","2025-11-15","2025-11-15","","2025-11-14","","2025-11-13","","2025-11-13","2025-11-10","2025-09-30","2025-11-04","2025-10-30","","2025-10-31","2025-10-28","2025-10-22","2025-10-22","2025-10-20","","2025-10-07","2025-09-16","2025-09-12","2025-09-10","2025-09-09","2025-08-11","2025-06-30","","","","2025-07-29","","","2025-07-25","2025-07-23","2025-07-07","2025-07-15","","","2024-12-31","2025-06-10","","2025-06-09","2025-06-09","","2025-06-05","2025-06-05","2025-03-31","2025-05-07","","2025-04-29","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","2025-04-24","","2025-04-23","2025-04-22","2025-03-28","2025-03-18","2025-04-23","2025-03-11","2024-12-31","2024-12-31","","2025-01-22","2025-01-28","","2025-01-29","2025-01-24","2025-01-24","2025-01-06","2025-01-22","2025-01-03","2024-11-19","","2024-11-14","","","2024-09-30","","2024-10-30","","2024-09-19","2024-09-19","2024-09-12","2024-09-12","2024-08-26","2024-06-30","2024-08-02","2024-08-02","2024-07-30","2024-07-24","2023-12-31","2024-06-04","2024-05-22","","2024-05-15","2024-05-16","2024-03-31","2024-05-08","2024-04-29","2024-04-26","2024-04-24","2023-12-31","","2024-05-22","2023-12-31","2024-03-11","2024-03-19","2024-03-06","2024-03-08","2024-03-08","2024-03-05","2024-03-04","2024-03-04","2024-03-01","2024-02-28","2024-02-01","2024-02-01","2024-01-11","2024-01-11","2024-01-08","2024-01-05","2024-01-04","2024-01-02","2023-12-28","2023-12-28","2023-12-28","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","2023-12-27","","2023-12-27","2023-12-27","","","2023-12-21","2023-09-30","","","","2023-10-12","","","","","","","","","","","","",""],"acceptanceDateTime":["2026-06-25T19:00:38.000Z","2026-05-21T15:30:24.000Z","2026-05-18T20:25:51.000Z","2026-05-15T17:35:54.000Z","2026-05-15T15:15:12.000Z","2026-05-15T15:12:59.000Z","2026-05-15T15:12:05.000Z","2026-05-15T15:10:19.000Z","2026-05-15T15:09:27.000Z","2026-05-15T15:08:29.000Z","2026-05-13T18:00:31.000Z","2026-05-08T19:01:08.000Z","2026-04-29T19:00:24.000Z","2026-04-27T18:51:58.000Z","2026-04-27T18:51:22.000Z","2026-04-27T18:50:51.000Z","2026-04-27T18:50:20.000Z","2026-04-27T18:49:32.000Z","2026-04-27T18:48:53.000Z","2026-04-27T18:48:09.000Z","2026-04-27T18:47:29.000Z","2026-04-24T19:04:40.000Z","2026-04-22T20:33:48.000Z","2026-03-30T17:02:12.000Z","2026-03-30T14:45:28.000Z","2026-03-27T14:48:36.000Z","2026-03-27T14:30:14.000Z","2026-03-27T13:37:33.000Z","2026-03-20T14:04:26.000Z","2026-03-19T20:38:31.000Z","2026-03-09T20:07:34.000Z","2026-03-09T17:42:56.000Z","2026-03-02T22:33:38.000Z","2026-02-27T16:20:42.000Z","2026-02-27T16:17:23.000Z","2026-02-27T16:16:00.000Z","2026-02-27T16:13:34.000Z","2026-02-27T16:12:08.000Z","2026-02-27T16:11:35.000Z","2026-02-27T16:10:49.000Z","2026-02-27T16:09:57.000Z","2026-02-27T16:09:14.000Z","2026-02-13T21:49:37.000Z","2026-02-09T21:55:25.000Z","2026-02-04T16:00:38.000Z","2026-01-30T19:18:40.000Z","2026-01-30T16:02:43.000Z","2026-01-22T21:16:09.000Z","2026-01-06T17:30:09.000Z","2026-01-06T17:29:13.000Z","2026-01-06T17:28:42.000Z","2026-01-06T17:27:51.000Z","2026-01-06T17:27:07.000Z","2026-01-06T17:26:22.000Z","2026-01-06T17:25:47.000Z","2026-01-06T17:25:10.000Z","2026-01-06T17:24:37.000Z","2026-01-06T17:24:00.000Z","2026-01-06T17:23:27.000Z","2026-01-06T17:21:34.000Z","2025-12-19T19:52:56.000Z","2025-12-05T18:00:53.000Z","2025-11-25T17:00:32.000Z","2025-11-17T12:57:50.000Z","2025-11-14T21:46:01.000Z","2025-11-14T21:33:32.000Z","2025-11-13T19:36:40.000Z","2025-11-13T19:26:27.000Z","2025-11-13T13:55:26.000Z","2025-11-13T13:54:45.000Z","2025-11-12T22:42:51.000Z","2025-11-07T20:01:26.000Z","2025-11-04T15:00:42.000Z","2025-11-03T21:08:24.000Z","2025-10-31T20:24:00.000Z","2025-10-31T20:22:04.000Z","2025-10-29T16:01:14.000Z","2025-10-22T23:36:08.000Z","2025-10-22T20:30:37.000Z","2025-10-20T20:26:52.000Z","2025-10-17T22:24:03.000Z","2025-10-08T13:05:26.000Z","2025-09-18T17:16:09.000Z","2025-09-15T18:47:22.000Z","2025-09-12T16:25:13.000Z","2025-09-11T19:10:47.000Z","2025-08-12T18:24:12.000Z","2025-08-08T13:00:49.000Z","2025-07-31T04:15:23.000Z","2025-07-30T21:11:59.000Z","2025-07-29T18:13:18.000Z","2025-07-29T12:56:56.000Z","2025-07-28T21:28:13.000Z","2025-07-28T21:09:32.000Z","2025-07-25T19:11:09.000Z","2025-07-23T20:31:08.000Z","2025-07-23T19:11:44.000Z","2025-07-16T20:30:33.000Z","2025-07-10T21:36:06.000Z","2025-07-02T20:56:06.000Z","2025-06-25T20:30:15.000Z","2025-06-18T16:00:05.000Z","2025-06-11T21:17:38.000Z","2025-06-10T20:34:25.000Z","2025-06-10T19:25:01.000Z","2025-06-05T21:32:07.000Z","2025-06-05T21:30:16.000Z","2025-06-05T20:15:48.000Z","2025-05-09T17:45:36.000Z","2025-05-07T13:15:18.000Z","2025-04-30T15:23:18.000Z","2025-04-29T19:46:54.000Z","2025-04-28T18:33:02.000Z","2025-04-28T15:17:04.000Z","2025-04-28T15:16:21.000Z","2025-04-28T15:15:41.000Z","2025-04-28T15:15:06.000Z","2025-04-28T15:14:27.000Z","2025-04-28T15:12:53.000Z","2025-04-28T15:12:15.000Z","2025-04-28T15:11:14.000Z","2025-04-28T15:10:32.000Z","2025-04-28T15:09:41.000Z","2025-04-28T15:09:01.000Z","2025-04-28T15:07:35.000Z","2025-04-28T15:06:48.000Z","2025-04-24T14:31:13.000Z","2025-04-24T14:15:13.000Z","2025-04-22T20:24:18.000Z","2025-03-31T15:00:38.000Z","2025-03-18T17:54:15.000Z","2025-03-14T15:00:24.000Z","2025-03-13T20:43:29.000Z","2025-03-11T18:15:16.000Z","2025-03-07T13:01:03.000Z","2025-02-13T00:36:38.000Z","2025-02-03T20:23:57.000Z","2025-01-31T16:09:37.000Z","2025-01-31T02:58:24.000Z","2025-01-29T16:30:29.000Z","2025-01-27T20:24:15.000Z","2025-01-24T19:09:25.000Z","2025-01-22T21:45:19.000Z","2025-01-22T21:30:13.000Z","2025-01-06T21:45:26.000Z","2024-11-19T22:02:28.000Z","2024-11-14T22:28:02.000Z","2024-11-14T16:00:57.000Z","2024-11-12T21:54:26.000Z","2024-11-08T22:31:26.000Z","2024-11-08T21:30:50.000Z","2024-11-04T18:24:45.000Z","2024-10-30T20:38:29.000Z","2024-10-22T19:24:02.000Z","2024-09-20T19:45:54.000Z","2024-09-20T19:45:16.000Z","2024-09-16T18:18:32.000Z","2024-09-12T20:15:15.000Z","2024-08-27T13:17:15.000Z","2024-08-09T17:01:02.000Z","2024-08-06T19:48:32.000Z","2024-08-02T20:47:06.000Z","2024-07-30T14:00:39.000Z","2024-07-24T21:20:20.000Z","2024-06-27T19:00:11.000Z","2024-06-04T21:00:20.000Z","2024-05-23T15:00:15.000Z","2024-05-22T01:09:56.000Z","2024-05-21T20:26:11.000Z","2024-05-16T18:29:14.000Z","2024-05-10T15:01:00.000Z","2024-05-09T20:10:41.000Z","2024-05-01T22:08:37.000Z","2024-04-30T19:11:07.000Z","2024-04-24T21:29:36.000Z","2024-04-12T20:19:49.000Z","2024-04-12T20:16:39.000Z","2024-04-12T20:15:17.000Z","2024-03-28T15:22:04.000Z","2024-03-22T18:18:14.000Z","2024-03-19T19:16:18.000Z","2024-03-12T21:03:33.000Z","2024-03-11T21:31:26.000Z","2024-03-11T17:26:46.000Z","2024-03-06T15:08:29.000Z","2024-03-05T20:10:12.000Z","2024-03-05T20:08:30.000Z","2024-03-05T20:07:31.000Z","2024-02-28T22:42:37.000Z","2024-02-08T14:34:54.000Z","2024-02-06T22:16:08.000Z","2024-01-17T18:57:58.000Z","2024-01-12T21:25:24.000Z","2024-01-10T21:27:13.000Z","2024-01-08T18:59:59.000Z","2024-01-05T19:40:15.000Z","2024-01-03T18:44:06.000Z","2024-01-02T21:16:42.000Z","2024-01-02T15:34:57.000Z","2023-12-29T21:07:46.000Z","2023-12-27T22:00:20.000Z","2023-12-27T21:25:19.000Z","2023-12-27T21:23:55.000Z","2023-12-27T21:21:53.000Z","2023-12-27T21:20:16.000Z","2023-12-27T21:18:59.000Z","2023-12-27T21:17:12.000Z","2023-12-27T21:15:20.000Z","2023-12-27T21:14:14.000Z","2023-12-27T21:13:10.000Z","2023-12-27T21:11:32.000Z","2023-12-27T21:10:24.000Z","2023-12-27T21:09:16.000Z","2023-12-27T21:08:13.000Z","2023-12-27T21:06:47.000Z","2023-12-27T21:05:36.000Z","2023-12-27T21:02:44.000Z","2023-12-27T21:01:06.000Z","2023-12-27T20:59:50.000Z","2023-12-27T20:59:29.000Z","2023-12-27T20:58:22.000Z","2023-12-27T20:56:56.000Z","2023-12-27T15:26:15.000Z","2023-12-27T14:41:43.000Z","2023-12-21T22:23:04.000Z","2023-11-22T17:28:52.000Z","2023-10-20T15:09:38.000Z","2023-10-20T15:01:08.000Z","2023-10-13T04:15:10.000Z","2023-10-12T15:15:24.000Z","2023-10-10T20:22:53.000Z","2023-10-10T20:21:24.000Z","2023-10-10T20:10:43.000Z","2023-10-02T19:27:40.000Z","2023-09-29T20:01:29.000Z","2023-09-01T18:11:26.000Z","2023-08-08T20:07:36.000Z","2023-08-08T20:05:05.000Z","2023-08-01T21:30:10.000Z","2023-07-27T21:13:29.000Z","2023-07-27T21:12:35.000Z","2023-07-06T21:30:08.000Z","2023-06-09T20:48:32.000Z"],"act":["34","34","","34","","","","","","","34","34","34","","","","","","","","","","34","","","34","34","34","","","","","34","","","","","","","","","","34","33","34","34","","34","","","","","","","","","","","","","","34","","34","33","34","34","34","34","34","","34","34","","34","34","","34","34","34","34","34","","","","","","34","33","33","34","34","","33","","34","","34","","33","34","","34","","","34","34","34","34","34","34","","","","","","","","","","","","","","","","33","34","34","34","","34","","34","34","34","","34","34","34","","","","34","34","","34","34","34","34","34","34","34","34","","","","34","","34","","","34","34","34","34","34","34","","","34","","","","34","34","34","34","34","","","","","","","","","","34","","34","","","","","","","","","","34","","","","","","","","","","","","","","","","","","","33","","","34","34","34","34","33","33","33","34","","","33","33","33","33","","33","","","33","","33"],"form":["11-K","8-K","4","SCHEDULE 13G/A","4/A","4/A","4/A","4/A","4/A","4/A","8-K","10-Q","8-K","4","4","4","4","4","4","4","4","4","8-K","4","3","SCHEDULE 13G/A","DEF 14A","ARS","4/A","4","4","4","10-K","4","4","4","4","4","4","4","4","4","SCHEDULE 13G","S-8 POS","8-K","SCHEDULE 13G","4","8-K","4","4","4","4","4","4","4","4","4","4","4","4","4","SCHEDULE 13G/A","3","8-K","S-8","8-K","425","8-K/A","425","8-K","4","10-Q","8-K","4","425","8-K","4","8-K/A","8-K","8-K","SCHEDULE 13G/A","8-K","4","4","4","4","4","10-Q","EFFECT","424B3","SCHEDULE 13G/A","8-K","CORRESP","S-4/A","4","8-K","3","8-K","UPLOAD","S-4","11-K","4","SCHEDULE 13G","4","4","425","8-K/A","8-K","10-Q","8-K","SCHEDULE 13G","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","S-8","8-K","8-K","8-K","4","DEF 14A","4","ARS","10-K","SCHEDULE 13G/A","3","8-K","SCHEDULE 13G/A","8-K","4","4","3","8-K","8-K","4","SC 13G","8-K","SC 13G/A","SC 13G","10-Q","SC 13G/A","8-K","SC 13G","4","4","3","8-K","4","10-Q","4","4","8-K","8-K","11-K","8-K","8-K","SC 13G","4","4","10-Q","4","4","4","8-K","ARS","DEFA14A","DEF 14A","10-K","4","4","4","4/A","4","4","4","4","4","8-K","3","8-K","4","4","4","4","4","4","4","4","4","8-K","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","S-8","3","3","CERT","8-A12B","8-K","10-Q","424B3","424B3","EFFECT","8-K","CORRESP","CORRESP","S-1/A","S-1/A","S-1/A","S-1/A","CORRESP","S-1/A","UPLOAD","CORRESP","S-1/A","UPLOAD","S-1"],"fileNumber":["001-41899","001-41899","","005-94523","","","","","","","001-41899","001-41899","001-41899","","","","","","","","","","001-41899","","","005-94523","001-41899","001-41899","","","","","001-41899","","","","","","","","","","005-94523","333-291554","001-41899","005-94523","","001-41899","","","","","","","","","","","","","","005-94523","","001-41899","333-291554","001-41899","001-41899","001-41899","001-41899","001-41899","","001-41899","001-41899","","001-41899","001-41899","","001-41899","001-41899","001-41899","005-94523","001-41899","","","","","","001-41899","333-288494","333-288494","005-94523","001-41899","","333-288494","","001-41899","","001-41899","333-288494","333-288494","001-41899","","005-94523","","","001-41899","001-41899","001-41899","001-41899","001-41899","005-94523","","","","","","","","","","","","","","","","333-286724","001-41899","001-41899","001-41899","","001-41899","","001-41899","001-41899","005-94523","","001-41899","005-94523","001-41899","","","","001-41899","001-41899","","005-94523","001-41899","005-94523","005-94523","001-41899","005-94523","001-41899","005-94523","","","","001-41899","","001-41899","","","001-41899","001-41899","001-41899","001-41899","001-41899","005-94523","","","001-41899","","","","001-41899","001-41899","001-41899","001-41899","001-41899","","","","","","","","","","001-41899","","001-41899","","","","","","","","","","001-41899","","","","","","","","","","","","","","","","","","","333-276286","","","001-41899","001-41899","333-272567","333-272567","333-272567","333-272567","333-272567","333-272567","","","333-272567","333-272567","333-272567","333-272567","","333-272567","","","333-272567","","333-272567"],"filmNumber":["261121070","261006618","","26985333","","","","","","","26972500","26957777","26914691","","","","","","","","","","26884277","","","26802359","26801993","26801584","","","","","26709691","","","","","","","","","","26634079","26612263","26596680","26582348","","26551736","","","","","","","","","","","","","","251552156","","251489364","251487621","251487269","251477464","251477374","251475681","251475680","","251462137","251446919","","251440845","251440826","","251411144","251410482","251404186","251401862","251381321","","","","","","251196396","251169102","251168095","251160359","251157843","","251156438","","251143455","","251127766","","251102203","251073980","","251040895","","","251028307","251028295","251027292","25929528","25919554","25892296","","","","","","","","","","","","","","","","25865015","25864986","25858011","25790026","","25738319","","25726993","25717610","25616684","","25576716","25575660","25567608","","","","25546302","25511884","","241464532","241458538","241449453","241442214","241441122","241422150","241410925","241386073","","","","241295117","","241191626","","","241154887","241139057","241078257","241019140","24975751","24971487","","","24933414","","","","24871687","24841741","24841694","24841638","24795598","","","","","","","","","","24697474","","24601213","","","","","","","","","","231518608","","","","","","","","","","","","","","","","","","","231517888","","","231515181","231515041","231506243","231431941","231336384","231336362","231323719","231322024","","","231318073","231299334","231295350","231231991","","231151152","","","231119395","","231006040"],"items":["","8.01,9.01","","","","","","","","","8.01","","5.07","","","","","","","","","","2.02,5.02,8.01,9.01","","","","","","","","","","","","","","","","","","","","","","8.01,9.01","","","2.02,8.01,9.01","","","","","","","","","","","","","","","","2.01,5.02,7.01,9.01","","8.01,9.01","","7.01,8.01,9.01","","7.01,8.01,9.01","","","8.01,9.01","","","8.01,9.01","","2.02,8.01,9.01","2.02,8.01,9.01","8.01,9.01","","8.01,9.01","","","","","","",",,","","","8.01,9.01","","","","2.02,8.01,9.01","","8.01","","","","","","","","","1.01,5.02,7.01,9.01","1.01,5.02,7.01,9.01","","8.01,9.01","","","","","","","","","","","","","","","","","","5.07","2.02,9.01","8.01","","","","","","","","5.02,9.01","","8.01,9.01","","","","2.02,8.01,9.01","5.02,9.01","","","8.01,9.01","","","","","2.02,9.01","","","","","5.02,9.01","","","","","8.01,9.01","2.02,5.02,9.01","","7.01,9.01","5.07","","","","","","","","2.02,9.01","","","","","","","","","","","","","","2.02,9.01","","5.02,9.01","","","","","","","","","","8.01,9.01","","","","","","","","","","","","","","","","","","","","","","","","8.01,9.01","","","","S-1,,2023-10-12 10:00:00","1.01,9.01","","","","","","","","","","","","",""],"core_type":["XBRL","XBRL","4","SCHEDULE 13G/A","4/A","4/A","4/A","4/A","4/A","4/A","XBRL","XBRL","XBRL","4","4","4","4","4","4","4","4","4","XBRL","4","3","SCHEDULE 13G/A","XBRL","ARS","4/A","4","4","4","XBRL","4","4","4","4","4","4","4","4","4","SCHEDULE 13G","S-8 POS","XBRL","SCHEDULE 13G","4","XBRL","4","4","4","4","4","4","4","4","4","4","4","4","4","SCHEDULE 13G/A","3","XBRL","S-8","XBRL","425","XBRL","425","XBRL","4","XBRL","XBRL","4","425","XBRL","4","XBRL","XBRL","XBRL","SCHEDULE 13G/A","XBRL","4","4","4","4","4","XBRL","EFFECT","424B3","SCHEDULE 13G/A","XBRL","CORRESP","S-4/A","4","XBRL","3","XBRL","LETTER","S-4","11-K","4","SCHEDULE 13G","4","4","425","XBRL","XBRL","XBRL","XBRL","SCHEDULE 13G","4","4","4","4","4","4","4","4","4","4","4","4","4","4","4","S-8","XBRL","XBRL","XBRL","4","XBRL","4","ARS","XBRL","SCHEDULE 13G/A","3","XBRL","SCHEDULE 13G/A","XBRL","4","4","3","XBRL","XBRL","4","SC 13G","XBRL","SC 13G/A","SC 13G","XBRL","SC 13G/A","XBRL","SC 13G","4","4","3","XBRL","4","XBRL","4","4","XBRL","XBRL","11-K","XBRL","XBRL","SC 13G","4","4","XBRL","4","4","4","XBRL","ARS","DEFA14A","DEF 14A","XBRL","4","4","4","4/A","4","4","4","4","4","XBRL","3","XBRL","4","4","4","4","4","4","4","4","4","XBRL","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","3","S-8","3","3","CERT","8-A12B","XBRL","XBRL","424B3","424B3","EFFECT","8-K","CORRESP","CORRESP","S-1/A","S-1/A","S-1/A","S-1/A","CORRESP","S-1/A","LETTER","CORRESP","S-1/A","LETTER","S-1"],"size":[3195343,6995423,19160,14585,4852,4156,4158,4848,4157,4840,155189,25582014,186629,17906,5244,4561,5252,4562,4560,5256,4657,6700,2111582,4471,3487,7038,6362869,11104417,8383,7512,8921,5929,39788764,6966,6620,5974,5926,4344,6148,4502,5930,5930,6069,19042,7477669,6836,5914,2201272,5596,5100,4414,5100,5096,4419,4405,4406,5085,5090,5106,5088,5765,14550,6008,254648,1447150,234311,63056,244686,59471,243612,4968,25547304,6271847,4964,51230,233683,4961,1908952,1904655,225210,10824,333406,4964,4288,4964,4964,6361,24344394,1681,3563121,6139,6319436,32057,3799553,5762,1822176,3355,156356,39898,4565325,455560,5153,12112,5806,10359,11764276,12165701,12165602,22020323,201851,6036,4971,4256,5232,6778,4312,5630,4935,4269,4940,4956,4950,4255,4264,4938,4950,509662,201442,1819136,162683,4858,5769595,5665,4077865,34577591,12945,3468,186030,6152,5558601,5328,5056,3339,1871298,3292919,4856,91512,5633924,6465,13612,24229282,5547,1893605,13600,4858,4078,3297,194532,4858,23196681,8151,4848,5154903,1802085,375661,4957511,192656,86686,5087,4858,20907927,5073,5528,13841,1873885,22462661,548342,924980,25428362,4160,4069,4065,9842,5665,6218,4765,4857,7028,468868,8655,299263,5550,4095,4885,6249,4210,4090,6150,4218,4775,194305,3309,3431,3321,3312,4010,3311,4754,3501,3323,3309,3484,4060,3497,3376,4779,4348,4122,3430,80912,4102,4076,218512,15911,210704,22579785,5265139,5074125,1676,248271,33983,7645,5536333,5516530,5520014,7295715,14105,5397557,44445,32519,8567300,55292,11319105],"isXBRL":[1,1,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,1,0,1,0,1,1,0,0,1,0,1,1,1,0,1,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,1,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,1,0,0,1,0,0,1,0,1,0,0,0,1,1,0,0,1,0,0,1,0,1,0,0,0,0,1,0,1,0,0,1,1,0,1,1,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[1,1,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,1,0,1,0,1,1,0,0,1,0,1,1,1,0,1,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,1,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,1,0,0,1,0,0,1,0,1,0,0,0,1,1,0,0,1,0,0,1,0,1,0,0,0,0,1,0,1,0,0,1,1,0,1,1,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["nbbk-20251231x11k.htm","nbbk-20260521x8k.htm","xslF345X06/rdgdoc.xml","xslSCHEDULE_13G_X02/primary_doc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","nbbk-20260512x8k.htm","nbbk-20260331x10q.htm","nbbk-20260429x8k.htm","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","nbbk-20260422x8k.htm","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslSCHEDULE_13G_X02/primary_doc.xml","nbbk-20260429xdef14a.htm","tm267886d2_ars.pdf","xslF345X06/rdgdoc.xml","xslF345X06/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20251231x10k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","tm265656d1_s8pos.htm","nbbk-20260204x8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X05/rdgdoc.xml","nbbk-20260122x8k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X02/tm2532179-1_3seq1.xml","tm2531268d3_8k.htm","tm2531101d1_s8.htm","tm2531268d1_8k.htm","tm2531216d1_425.htm","tm2531216d1_8ka.htm","tm2531089d1_8k.htm","tm2531089d1_8k.htm","xslF345X05/rdgdoc.xml","nbbk-20250930x10q.htm","nbbk-20251104x8k.htm","xslF345X05/rdgdoc.xml","tm2529923d1_8k.htm","tm2529923d1_8k.htm","xslF345X05/rdgdoc.xml","nbbk-20251022x8ka.htm","nbbk-20251022x8k.htm","tm2529112d1_8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","tm2528219d1_8k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20250630x10q.htm","xslEFFECTX01/primary_doc.xml","tm2519337-7_424b3.htm","xslSCHEDULE_13G_X01/primary_doc.xml","nbbk-20250729x8k.htm","filename1.htm","tm2519337-4_s4a.htm","xslF345X05/rdgdoc.xml","nbbk-20250723x8k.htm","xslF345X02/rdgdoc.xml","nbbk-20250715x8k.htm","filename1.pdf","tm2519337-1_s4.htm","nbbk-20241231x11k.htm","xslF345X05/rdgdoc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20250606x425.htm","nbbk-20250605x8ka.htm","nbbk-20250605x8k.htm","nbbk-20250331x10q.htm","nbbk-20250507x8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20250423xs8.htm","nbbk-20250423x8k.htm","nbbk-20250422x8k.htm","nbbk-20250328x8k.htm","xslF345X05/rdgdoc.xml","nbbk-20250423xdef14a.htm","xslF345X05/rdgdoc.xml","tm258370d2_ars.pdf","nbbk-20241231x10k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X02/rdgdoc.xml","form8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","nbbk-20250129x8k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X02/rdgdoc.xml","nbbk-20250122x8k.htm","nbbk-20250103x8k.htm","xslF345X05/rdgdoc.xml","a13gnbbancorpinc093024.htm","nbbk-20241114x8k.htm","UnitedStates_13G__NBBancorpI.txt","us63945m1071_110824.txt","nbbk-20240930x10q.htm","UnitedStates_13G__NBBancorpI.txt","nbbk-20241030x8k.htm","us63945m1071_102224.txt","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X02/rdgdoc.xml","nbbk-20240912x8k.htm","xslF345X05/rdgdoc.xml","nbbk-20240630x10q.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20240730x8k.htm","nbbk-20240724x8k.htm","tmb-20231231x11k.htm","nbbk-20240604x8k.htm","nbbk-20240522x8k.htm","d11053203_13g.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20240331x10q.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20240424x8k.htm","tm2410163d2_ars.pdf","tmb-20240412xdefa14a.htm","tmb-20240522xdef14a.htm","nbbk-20231231x10k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","nbbk-20240228x8k.htm","xslF345X02/rdgdoc.xml","nbbk-20240201x8k.htm","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","xslF345X05/rdgdoc.xml","form8k_122723.htm","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","s8_122723.htm","xslF345X02/rdgdoc.xml","xslF345X02/rdgdoc.xml","NBBK_8A_Cert.pdf","form8a_122723.htm","tm2333547d1_8k.htm","nbbk-20230930x10q.htm","tm2327378d6_424b3.htm","tm2327378d5_424b3.htm","xslEFFECTX01/primary_doc.xml","tm2328196d1_8k.htm","filename1.htm","filename1.htm","tm2327378d2_s1a.htm","tm2327378d1_s1a.htm","tm2318040d6_s1a.htm","tm2318040d5_s1a.htm","filename1.htm","tm2318040d4_s1a.htm","filename1.pdf","filename1.htm","tm2318040d2_s1.htm","filename1.pdf","tm2318040d1_s1.htm"],"primaryDocDescription":["11-K","8-K","FORM 4","","FORM 4/A","FORM 4/A","FORM 4/A","FORM 4/A","FORM 4/A","FORM 4/A","8-K","10-Q","8-K","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","8-K","FORM 4","FORM 3","","DEF 14A","ARS","FORM 4/A","FORM 4","FORM 4","FORM 4","10-K","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","","S-8 POS","8-K","","FORM 4","8-K","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","","OWNERSHIP DOCUMENT","FORM 8-K","FORM S-8","FORM 8-K","425","FORM 8-K","425","FORM 8-K","FORM 4","10-Q","8-K","FORM 4","425","FORM 8-K","FORM 4","8-K/A","8-K","FORM 8-K","","FORM 8-K","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","10-Q","","424B3","","8-K","","S-4/A","FORM 4","8-K","FORM 3","8-K","","S-4","11-K","FORM 4","","FORM 4","FORM 4","425","8-K/A","8-K","10-Q","8-K","","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","S-8","8-K","8-K","8-K","FORM 4","DEF 14A","FORM 4","ARS","10-K","","FORM 3","","","8-K","FORM 4","FORM 4","FORM 3","8-K","8-K","FORM 4","13G NB BANCORP INC. 093024","8-K","","","10-Q","","8-K","","FORM 4","FORM 4","FORM 3","8-K","FORM 4","10-Q","FORM 4","FORM 4","8-K","8-K","11-K","8-K","8-K","","FORM 4","FORM 4","10-Q","FORM 4","FORM 4","FORM 4","8-K","ARS","DEFA14A","DEF 14A","10-K","FORM 4","FORM 4","FORM 4","FORM 4/A","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","8-K","FORM 3","8-K","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","FORM 4","NB BANCORP, INC. FORM 8-K DECEMBER 27, 2023","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","NB BANCORP, INC. FORM S-8 REGISTRATION STATEMENT DECEMBER 27, 2023","FORM 3","FORM 3","","NB BANCORP, INC. FORM 8-A DECEMBER 27, 2023","FORM 8-K","10-Q","424B3","424B3","","FORM 8-K","","","S-1/A","S-1/A","S-1/A","S-1/A","","S-1/A","","","S-1/A","","FORM S-1"]},"files":[]}}