{"schema_version":"secwatch.filing_event.v1","accession":"0000357173-24-000085","form_type":"8-K/A","ticker":"OSBC","cik":"0000357173","company_name":"OLD SECOND BANCORP INC","filed_at":"2024-12-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:10.728269+00:00","generated_at":"2026-05-29T00:40:16.101135+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Old Second Bancorp authorizes $39.1M stock repurchase program","bullets":["Board authorized repurchase of up to $39.1M of common stock.","Federal Reserve Bank of Chicago issued non-objection on Dec 16, 2024.","Repurchases may be made through open market, trading plans, or private deals.","Program expires after Dec 31, 2025 unless Fed non-objection is renewed.","Management retains discretion to start, pause, or stop repurchases."],"urls":{"canonical":"https://secwatch.observer/filing/0000357173-24-000085","json":"https://secwatch.observer/filing/0000357173-24-000085.json","markdown":"https://secwatch.observer/filing/0000357173-24-000085.md","text":"https://secwatch.observer/filing/0000357173-24-000085.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/357173/000035717324000085/0000357173-24-000085-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/357173/000035717324000085/tmb-20241217x8ka.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T00:40:16.101135+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"}