{"schema_version":"secwatch.filing_event.v1","accession":"0000842517-26-000176","form_type":"8-K","ticker":"ISBA","cik":"0000842517","company_name":"ISABELLA BANK CORP","filed_at":"2026-07-23T20:19:16+00:00","discovered_at":"2026-07-23T20:20:08.947321+00:00","generated_at":"2026-07-23T20:20:19.134317+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Isabella Bank Q2 net income flat at $5.0M; NIM expands to 3.54%; announces Grand River Bank acquisition","bullets":["Net income $5.0M ($0.69 diluted EPS) vs $5.0M ($0.68) in Q2 2025; six-month net income up to $10.0M from $9.0M.","Net interest margin improved to 3.54% from 3.14% YoY; loan yield 5.86% vs 5.71%.","Loans grew $30.7M in Q2; total loans $1.6B; commercial real estate up $33.5M, residential up $22.1M.","Signed merger agreement to acquire Grand River Commerce/Grand River Bank, entering Grand Rapids market.","Raised $11.7M via at-the-market stock offering (303,371 shares); added to Russell 2000 Index."],"urls":{"canonical":"https://secwatch.observer/filing/0000842517-26-000176","json":"https://secwatch.observer/filing/0000842517-26-000176.json","markdown":"https://secwatch.observer/filing/0000842517-26-000176.md","text":"https://secwatch.observer/filing/0000842517-26-000176.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/842517/000084251726000176/0000842517-26-000176-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/842517/000084251726000176/isba-20260723.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-23T20:20:19.134317+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"}