{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-25-002080","form_type":"8-K","ticker":"PLBC","cik":"0001168455","company_name":"PLUMAS BANCORP","filed_at":"2025-01-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:03.073823+00:00","generated_at":"2026-05-27T06:29:40.750750+00:00","sec_items":["1.01","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Plumas Bancorp to acquire Cornerstone Community Bancorp for ~$64.6M in stock and cash","bullets":["Each Cornerstone share to receive 0.6608 Plumas shares + $9.75 cash; valued at $41.31/share based on Jan 28 close.","Deal valued at ~$64.6M; expected ~9% EPS accretive in 2025 and ~23% in 2026.","Combined pro forma: $2.3B assets, $2.0B deposits, $1.5B loans, 19 branches across N. California/W. Nevada.","Cornerstone shareholders to own ~14% of combined company; tangible book dilution ~13% with <3 year earn-back.","One Cornerstone director to join Plumas board; closing expected H2 2025, subject to regulatory and shareholder approvals."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-25-002080","json":"https://secwatch.observer/filing/0001437749-25-002080.json","markdown":"https://secwatch.observer/filing/0001437749-25-002080.md","text":"https://secwatch.observer/filing/0001437749-25-002080.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1168455/000143774925002080/0001437749-25-002080-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1168455/000143774925002080/plbc20250128_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T06:29:40.750750+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"}