{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-22-029485","form_type":"8-K","ticker":"NSA","cik":"0001618563","company_name":"National Storage Affiliates Trust","filed_at":"2022-11-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:51.452177+00:00","generated_at":"2026-06-21T23:03:23.923907+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"NSA promotes Cramer to CEO, Bergeon to COO; Fischer becomes executive chair, Nordhagen vice chair","bullets":["David G. Cramer, previously president and COO, promoted to CEO, effective April 1, 2023.","Derek Bergeon, former SVP of operations, promoted to EVP and COO, effective April 1, 2023.","Tamara D. Fischer resigns as CEO to become executive chair; Arlen D. Nordhagen steps down as executive chair to vice chair.","Cramer is brother-in-law of executive chair Nordhagen; Bergeon has no family relationships with trustees or officers.","All changes are effective April 1, 2023; no understandings or arrangements with any person for the appointments."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-22-029485","json":"https://secwatch.observer/filing/0001628280-22-029485.json","markdown":"https://secwatch.observer/filing/0001628280-22-029485.md","text":"https://secwatch.observer/filing/0001628280-22-029485.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/0001628280-22-029485-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/nsa-20221110.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T23:03:23.923907+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":"1b8e148825","claim":"Tamara D. Fischer changed role as Executive Chair at National Storage Affiliates Trust.","evidence_excerpt":"Tamara D. Fischer will resign from her position as chief executive officer and be elevated to the position of executive chair","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/0001628280-22-029485-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elevated"},{"label":"Role","value":"Executive Chair"}],"fact_type":"executive_change"},{"claim_id":"5ad3c39ba8","claim":"David G. Cramer changed role as Chief Executive Officer at National Storage Affiliates Trust.","evidence_excerpt":"the promotion of David G. Cramer, 58, the Company's current president and chief operating officer, to the position of chief executive officer","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/0001628280-22-029485-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"promoted"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"a95aa9fe96","claim":"Derek Bergeon changed role as Executive Vice President and Chief Operating Officer at National Storage Affiliates Trust.","evidence_excerpt":"the promotion of Derek Bergeon, 45, the Company's current senior vice president of operations, to the position of executive vice president and chief operating officer","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/0001628280-22-029485-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"promoted"},{"label":"Role","value":"Executive Vice President and Chief Operating Officer"}],"fact_type":"executive_change"},{"claim_id":"dd14f77498","claim":"Arlen D. Nordhagen was appointed as Vice Chair at National Storage Affiliates Trust.","evidence_excerpt":"Arlen D. Nordhagen will resign from his position as executive chair and will become vice chair","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1618563/000162828022029485/0001628280-22-029485-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Vice Chair"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}