{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-083643","form_type":"8-K","ticker":"AUB","cik":"0000883948","company_name":"Atlantic Union Bankshares Corp","filed_at":"2023-07-25T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.866759+00:00","generated_at":"2026-06-13T03:46:28.170686+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Atlantic Union Bankshares to acquire American National in all-stock merger at 1.35x exchange ratio","bullets":["Each AMNB share converts to 1.35 AUB shares; cash paid for fractional shares.","Two American National directors (Nancy Howell Agee, Joel R. Shepherd) to join AUB board post-close.","Termination fee of $17.2M payable by American National under certain conditions.","Directors and officers holding ~3.05% of AMNB shares sign affiliate agreements to vote in favor.","Closing subject to AMNB shareholder vote, regulatory approvals, and customary conditions."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-083643","json":"https://secwatch.observer/filing/0001104659-23-083643.json","markdown":"https://secwatch.observer/filing/0001104659-23-083643.md","text":"https://secwatch.observer/filing/0001104659-23-083643.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/883948/000110465923083643/0001104659-23-083643-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/883948/000110465923083643/tm2321870d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T03:46:28.170686+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":"92176bfe6f3ed5c582cdfec4671fde8145b3fe0c","claim":"Atlantic Union Bankshares Corp entered into Agreement and Plan of Merger with American National Bankshares Inc. (effective 2023-07-24).","evidence_excerpt":"On July 24, 2023, Atlantic Union Bankshares Corporation (“Atlantic Union”), a Virginia corporation, entered into an Agreement and Plan of Merger (the “Merger Agreement”) with American National Bankshares Inc. (“American National”), a Virginia corporation.","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/883948/000110465923083643/0001104659-23-083643-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"merger"},{"label":"Counterparty","value":"American National Bankshares Inc."},{"label":"Effective","value":"2023-07-24"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}