{"schema_version":"secwatch.filing_event.v1","accession":"0000842517-25-000080","form_type":"8-K","ticker":"ISBA","cik":"0000842517","company_name":"ISABELLA BANK CORP","filed_at":"2025-04-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.446346+00:00","generated_at":"2026-05-23T20:32:23.541923+00:00","sec_items":["5.02","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Isabella Bank Corp awards restricted stock to CEO, two officers; amends SERP interest calculation","bullets":["CEO Schwind eligible for restricted stock at 40% of salary, McDonnell 30%, Schaefer 25%, contingent on 2025 EPS growth and ROE targets.","Restricted shares vest 100% after 3 years; accelerated vesting on retirement, death, disability, or change in control.","SERP interest rate changed to Vanguard Federal Money Market Fund yield, daily accrual with partial-year crediting; immaterial changes to payment delays and claims procedures."],"urls":{"canonical":"https://secwatch.observer/filing/0000842517-25-000080","json":"https://secwatch.observer/filing/0000842517-25-000080.json","markdown":"https://secwatch.observer/filing/0000842517-25-000080.md","text":"https://secwatch.observer/filing/0000842517-25-000080.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/842517/000084251725000080/0000842517-25-000080-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/842517/000084251725000080/isba-20250404.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T20:32:23.541923+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"}