{"schema_version":"secwatch.filing_event.v1","accession":"0001212545-24-000219","form_type":"8-K","ticker":"WAL","cik":"0001212545","company_name":"WESTERN ALLIANCE BANCORPORATION","filed_at":"2024-07-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:12.368604+00:00","generated_at":"2026-05-31T14:57:40.189690+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Western Alliance announces leadership transitions; CAO Ardrey to retire in March 2025","bullets":["Randall Theisen retiring as head of Corporate Affairs; Timothy Boothe becomes Chief Administration Officer, adding oversight of Corporate Affairs and Information Security.","Steve Curley remains Chief Banking Officer – National Business Lines, adding oversight of Technology, Operations, and Business Controls.","Chief Accounting Officer J. Kelly Ardrey, Jr. notified intention to retire effective March 3, 2025.","No new or changed material plans, contracts, or compensation arrangements result from these organizational updates."],"urls":{"canonical":"https://secwatch.observer/filing/0001212545-24-000219","json":"https://secwatch.observer/filing/0001212545-24-000219.json","markdown":"https://secwatch.observer/filing/0001212545-24-000219.md","text":"https://secwatch.observer/filing/0001212545-24-000219.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1212545/000121254524000219/0001212545-24-000219-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1212545/000121254524000219/wal-20240729.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T14:57:40.189690+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":"048f69fd44","claim":"Randall Theisen departed as Head of Corporate Affairs at WESTERN ALLIANCE BANCORPORATION.","evidence_excerpt":"the retirement of Randall Theisen from the head of the Company’s Corporate Affairs.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1212545/000121254524000219/0001212545-24-000219-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Head of Corporate Affairs"}],"fact_type":"executive_change"},{"claim_id":"b792f2055f","claim":"Timothy Boothe changed role as Chief Administration Officer at WESTERN ALLIANCE BANCORPORATION.","evidence_excerpt":"Timothy Boothe, the Company’s current Chief Operating Officer is transitioning to the title of Chief Administration Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1212545/000121254524000219/0001212545-24-000219-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioning"},{"label":"Role","value":"Chief Administration Officer"}],"fact_type":"executive_change"},{"claim_id":"e4a8851f19","claim":"J. Kelly Ardrey, Jr. departed as Chief Accounting Officer at WESTERN ALLIANCE BANCORPORATION.","evidence_excerpt":"J. Kelly Ardrey, Jr., the Company’s Chief Accounting Officer, notified the Company of his intention to retire from the Company, effective March 3, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1212545/000121254524000219/0001212545-24-000219-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}