{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-154867","form_type":"8-K","ticker":"FBIZ","cik":"0001521951","company_name":"FIRST BUSINESS FINANCIAL SERVICES, INC.","filed_at":"2026-04-14T23:59:59+00:00","discovered_at":"2026-05-14T18:02:32.414081+00:00","generated_at":"2026-05-15T06:22:13.579804+00:00","sec_items":["5.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"First Business Financial Services vests PRSUs for NEOs at 'Superior' performance level","bullets":["Compensation Committee determined 'Superior' TSR and ROATCE performance for 2023-2025 PRSUs.","President & CEO Corey Chambas vested 10,370 shares; total NEO vesting of 23,810 shares.","Other NEOs: Hartlieb 2,730, Quade 2,740, Seiler 4,780, Spielmann 3,190 shares vested.","Vesting effective April 9, 2026; shares issued under 2023 Long-Term Incentive Plan."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-154867","json":"https://secwatch.observer/filing/0001193125-26-154867.json","markdown":"https://secwatch.observer/filing/0001193125-26-154867.md","text":"https://secwatch.observer/filing/0001193125-26-154867.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1521951/000119312526154867/0001193125-26-154867-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1521951/000119312526154867/fbiz-20260409.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T06:22:13.579804+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"}