{"schema_version":"secwatch.filing_event.v1","accession":"0001015328-21-000203","form_type":"8-K","ticker":"WTFC","cik":"0001015328","company_name":"WINTRUST FINANCIAL CORP","filed_at":"2021-12-28T23:59:59+00:00","discovered_at":"2026-05-14T18:04:11.093480+00:00","generated_at":"2026-06-27T22:03:14.051855+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Wintrust Financial increases revolving credit commitment by $50M in Fourth Amendment","bullets":["Amendment dated Dec 23, 2021 increases Revolving Credit Commitment by $50 million.","Wells Fargo Bank, N.A. acts as administrative agent; existing lenders remain party.","Amendment also adds SOFR-based lending provisions for Revolving Credit Loans.","No other material changes to interest rate, maturity, or financial covenants."],"urls":{"canonical":"https://secwatch.observer/filing/0001015328-21-000203","json":"https://secwatch.observer/filing/0001015328-21-000203.json","markdown":"https://secwatch.observer/filing/0001015328-21-000203.md","text":"https://secwatch.observer/filing/0001015328-21-000203.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1015328/000101532821000203/0001015328-21-000203-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1015328/000101532821000203/wtfc-20211223.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T22:03:14.051855+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"}