{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-011896","form_type":"8-K","ticker":"NSTS","cik":"0001881592","company_name":"NSTS Bancorp, Inc.","filed_at":"2026-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:33.232755+00:00","generated_at":"2026-05-15T06:49:40.938073+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"leadership","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"NSTS Bancorp EVP Nathan Walker passes away; Stephen Lear assumes CEO/President of Bank","bullets":["Nathan E. Walker, EVP of NSTS Bancorp and CEO/President of North Shore Trust and Savings, passed away on April 4, 2026.","Stephen G. Lear, previously Chairman and CEO of the Company, appointed CEO and President of the Bank on April 9, 2026.","Lear had served as CEO of the Bank from 1997 to 2022 and will reassume the role; no change to his compensation arrangements.","Walker began as a teller in 1996 and rose to lead the Bank since 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-011896","json":"https://secwatch.observer/filing/0001437749-26-011896.json","markdown":"https://secwatch.observer/filing/0001437749-26-011896.md","text":"https://secwatch.observer/filing/0001437749-26-011896.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1881592/000143774926011896/0001437749-26-011896-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1881592/000143774926011896/nsts20260408_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T06:49:40.938073+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"}