{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-158945","form_type":"8-K","ticker":"FBIZ","cik":"0001521951","company_name":"FIRST BUSINESS FINANCIAL SERVICES, INC.","filed_at":"2026-04-16T23:59:59+00:00","discovered_at":"2026-05-14T18:02:32.414307+00:00","generated_at":"2026-05-15T05:46:33.081021+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"First Business Financial appoints David R. Seiler as CEO effective May 3, 2026","bullets":["Seiler, previously President & COO, succeeds Corey A. Chambas who announced retirement in May 2025.","Seiler also appointed to Board as Class III director until 2028 annual meeting.","Employment agreement provides base salary of at least $600,000, annual cash incentive, and RSU grant of $215,000 vesting over 5 years.","Severance includes 2x base salary plus prorated target bonus and 18 months COBRA on qualifying termination without cause or for good reason.","Agreement effective May 3, 2026, initial term of five years with automatic one-year renewals."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-158945","json":"https://secwatch.observer/filing/0001193125-26-158945.json","markdown":"https://secwatch.observer/filing/0001193125-26-158945.md","text":"https://secwatch.observer/filing/0001193125-26-158945.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1521951/000119312526158945/0001193125-26-158945-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1521951/000119312526158945/fbiz-20260415.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T05:46:33.081021+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"}