{"schema_version":"secwatch.filing_event.v1","accession":"0000943374-25-000034","form_type":"8-K","ticker":"NBBK","cik":"0001979330","company_name":"NB Bancorp, Inc.","filed_at":"2025-01-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.706945+00:00","generated_at":"2026-05-27T04:52:36.991071+00:00","sec_items":["5.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Needham Bank freezes benefits under Director Retirement Plan and NQ Deferred Comp Plan","bullets":["Director Retirement Plan benefit frozen as of Dec 31, 2024; no further accruals.","Nonqualified Deferred Compensation Plan closed to new participants after Jan 28, 2025.","Existing participants in both plans are not affected by the freezes.","Amendments adopted by Compensation Committee Chairman Christopher Lynch on Jan 28, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0000943374-25-000034","json":"https://secwatch.observer/filing/0000943374-25-000034.json","markdown":"https://secwatch.observer/filing/0000943374-25-000034.md","text":"https://secwatch.observer/filing/0000943374-25-000034.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1979330/000094337425000034/0000943374-25-000034-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1979330/000094337425000034/form8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T04:52:36.991071+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}