{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-22-001128","form_type":"8-K","ticker":"NSTS","cik":"0001881592","company_name":"NSTS Bancorp, Inc.","filed_at":"2022-01-19T23:59:59+00:00","discovered_at":"2026-05-14T18:04:09.064493+00:00","generated_at":"2026-06-27T17:20:17.651818+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"NSTS Bancorp completes mutual-to-stock conversion and closes IPO","bullets":["North Shore MHC converted into a stock holding company structure effective January 18, 2022.","NSTS Bancorp closed its initial public stock offering on the same date.","A press release detailing the completion of the conversion and IPO was issued."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-22-001128","json":"https://secwatch.observer/filing/0001437749-22-001128.json","markdown":"https://secwatch.observer/filing/0001437749-22-001128.md","text":"https://secwatch.observer/filing/0001437749-22-001128.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1881592/000143774922001128/0001437749-22-001128-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1881592/000143774922001128/nsts20220118_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T17:20:17.651818+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"}