{"schema_version":"secwatch.filing_event.v1","accession":"0000887343-25-000262","form_type":"8-K","ticker":"COLB","cik":"0000887343","company_name":"COLUMBIA BANKING SYSTEM, INC.","filed_at":"2025-10-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:42.495779+00:00","generated_at":"2026-05-17T01:30:56.480337+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Columbia Banking System closes Pacific Premier acquisition; Q3 operating EPS $0.85, announces $700M buyback","bullets":["Closed Pacific Premier acquisition on Aug 31, 2025; integration on track for Q1 2026.","Q3 GAAP EPS $0.40, operating EPS $0.85; net interest margin 3.84% (+9 bps QoQ).","Board authorized $700M share repurchase program, expiring Nov 30, 2026.","Total deposits $55.8B (+$14B); organic customer deposit growth ~$800M in Q3.","Net charge-offs 0.22% annualized (down from 0.31% prior); NPA ratio 0.29%."],"urls":{"canonical":"https://secwatch.observer/filing/0000887343-25-000262","json":"https://secwatch.observer/filing/0000887343-25-000262.json","markdown":"https://secwatch.observer/filing/0000887343-25-000262.md","text":"https://secwatch.observer/filing/0000887343-25-000262.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/887343/000088734325000262/0000887343-25-000262-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/887343/000088734325000262/colb-20251030.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T01:30:56.480337+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"}