{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-023551","form_type":"8-K","ticker":"IBOC","cik":"0000315709","company_name":"INTERNATIONAL BANCSHARES CORP","filed_at":"2025-03-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.945142+00:00","generated_at":"2026-05-24T19:02:34.053879+00:00","sec_items":["8.01","7.01"],"event_type":"other","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"International Bancshares authorizes $150M stock repurchase program for 12 months","bullets":["Board approved $150M common stock repurchase; program runs March 15, 2025 to March 15, 2026.","Buyback signals management confidence in capital position; stock trades on Nasdaq under IBOC.","No details on execution method or pricing provided in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-023551","json":"https://secwatch.observer/filing/0001104659-25-023551.json","markdown":"https://secwatch.observer/filing/0001104659-25-023551.md","text":"https://secwatch.observer/filing/0001104659-25-023551.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/315709/000110465925023551/0001104659-25-023551-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/315709/000110465925023551/tm259164d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T19:02:34.053879+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"}