{"schema_version":"secwatch.filing_event.v1","accession":"0000842517-24-000189","form_type":"8-K","ticker":"ISBA","cik":"0000842517","company_name":"ISABELLA BANK CORP","filed_at":"2024-10-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.138865+00:00","generated_at":"2026-05-30T16:06:30.989944+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Two directors retire from Isabella Bank Corp after reaching mandatory age","bullets":["Thomas L. Kleinhardt retired as director effective Aug 31, 2024, after 26 years of service.","Gregory V. Varner also retired on same date after 9 years on both board levels.","Retirements due to mandatory age provisions in the company's bylaws."],"urls":{"canonical":"https://secwatch.observer/filing/0000842517-24-000189","json":"https://secwatch.observer/filing/0000842517-24-000189.json","markdown":"https://secwatch.observer/filing/0000842517-24-000189.md","text":"https://secwatch.observer/filing/0000842517-24-000189.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/842517/000084251724000189/0000842517-24-000189-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/842517/000084251724000189/isba-20240831.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T16:06:30.989944+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":[{"claim_id":"3b7a72a840","claim":"Gregory V. Varner retired as Director at ISABELLA BANK CORP.","evidence_excerpt":"Effective August 31, 2024, Thomas L. Kleinhardt and Gregory V. Varner retired as directors of Isabella Bank Corporation (the “Corporation”) and its subsidiary, Isabella Bank, after reaching the mandatory age for retirement according to the Corporation’s bylaws.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/842517/000084251724000189/0000842517-24-000189-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"41c9a835b7","claim":"Thomas L. Kleinhardt retired as Director at ISABELLA BANK CORP.","evidence_excerpt":"Effective August 31, 2024, Thomas L. Kleinhardt and Gregory V. Varner retired as directors of Isabella Bank Corporation (the “Corporation”) and its subsidiary, Isabella Bank, after reaching the mandatory age for retirement according to the Corporation’s bylaws.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/842517/000084251724000189/0000842517-24-000189-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}