{"schema_version":"secwatch.filing_event.v1","accession":"0000357173-25-000004","form_type":"8-K","ticker":"OSBC","cik":"0000357173","company_name":"OLD SECOND BANCORP INC","filed_at":"2025-01-02T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.991397+00:00","generated_at":"2026-05-28T19:09:43.066122+00:00","sec_items":[],"event_type":"other","sentiment":"neutral","materiality_score":0.05,"calibrated_materiality_score":0.05,"confidence":"medium","headline":"Old Second Bancorp schedules Q4 2024 earnings release for Jan 22, 2025","bullets":["Q4 2024 financial results will be released after market close on January 22, 2025.","Earnings call scheduled for January 23, 2025 at 10:00 a.m. Eastern Time.","Dial-in: 888-506-0062, Entry Code: 894547; replay via 877-481-4010, PIN 51807 until Jan 30."],"urls":{"canonical":"https://secwatch.observer/filing/0000357173-25-000004","json":"https://secwatch.observer/filing/0000357173-25-000004.json","markdown":"https://secwatch.observer/filing/0000357173-25-000004.md","text":"https://secwatch.observer/filing/0000357173-25-000004.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/357173/000035717325000004/0000357173-25-000004-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/357173/000035717325000004/tmb-20250102x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T19:09:43.066122+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"}