{"url_path":"/sec/wtfcn/10-k/2026/item-9b","section_key":"item-9b","section_title":"Item 9B OTHER INFORMATION","topic":"sec","document":{"doc_type":"10-K","doc_date":"2026-02-26","source_url":"https://www.sec.gov/Archives/edgar/data/1015328/0001015328-26-000007-index.html","accession_number":"0001015328-26-000007","cik":"0001015328","ticker":"WTFC","issuer_name":"WINTRUST FINANCIAL CORP","edgar_url":"https://www.sec.gov/Archives/edgar/data/1015328/0001015328-26-000007-index.html","primary_entity_key":"0001015328","primary_entity_name":"WINTRUST FINANCIAL CORP"},"word_count":53,"has_tables":true,"body_markdown":"ITEM 9B. OTHER INFORMATION\n\nSecurities Trading Plans of Directors and Officers\n\nDuring the three months ended December 31, 2025, none of our directors or officers adopted or terminated a Rule 10b5-1 trading plan or adopted or terminated a non-Rule 10b5-1 trading arrangement (as each term is defined in Item 408(a) of Regulation S-K)."}