{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-23-005854","form_type":"8-K","ticker":"NSA","cik":"0001618563","company_name":"National Storage Affiliates Trust","filed_at":"2023-03-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.845474+00:00","generated_at":"2026-06-18T18:03:14.582162+00:00","sec_items":["5.02","8.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Trustee Warren not seeking re-election; David Cramer nominated to board and to become CEO","bullets":["J. Timothy Warren will not stand for re-election at the 2023 annual meeting; no dispute with the Company.","Board expects to nominate David G. Cramer for election as trustee to fill Warren's vacancy.","Cramer, currently president and COO, will be promoted to CEO effective April 1, 2023.","Cramer will not serve on any board committees and will not receive additional fees for board service."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-23-005854","json":"https://secwatch.observer/filing/0001628280-23-005854.json","markdown":"https://secwatch.observer/filing/0001628280-23-005854.md","text":"https://secwatch.observer/filing/0001628280-23-005854.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1618563/000162828023005854/0001628280-23-005854-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1618563/000162828023005854/nsa-20230223.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T18:03:14.582162+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":"c583642530","claim":"J. Timothy Warren departed as member of the board of trustees at National Storage Affiliates Trust.","evidence_excerpt":"On February 23, 2023, J. Timothy Warren, a member of the board of trustees (the “Board”) of National Storage Affiliates Trust (the “Company”), informed the Board that he will not be standing for re-election to the Board at the Company’s next annual meeting of shareholders.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1618563/000162828023005854/0001628280-23-005854-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will not be standing for re-election"},{"label":"Role","value":"member of the board of trustees"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}