{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-335265","form_type":"8-K","ticker":"SELF","cik":"0001031235","company_name":"Global Self Storage, Inc.","filed_at":"2025-12-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:38.590341+00:00","generated_at":"2026-05-16T12:03:39.473358+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Director Thomas Winmill resigns from Global Self Storage board after 28 years","bullets":["Thomas Winmill resigned voluntarily effective December 19, 2025; no disagreement with company.","Board size reduced by one to five directors, four of whom are independent.","Winmill served on the board since 1997; resignation not due to any policy dispute.","Company thanks Winmill for 28 years of service."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-335265","json":"https://secwatch.observer/filing/0001193125-25-335265.json","markdown":"https://secwatch.observer/filing/0001193125-25-335265.md","text":"https://secwatch.observer/filing/0001193125-25-335265.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1031235/000119312525335265/0001193125-25-335265-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1031235/000119312525335265/self-20251219.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:03:39.473358+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"}