{"schema_version":"secwatch.filing_event.v1","accession":"0001637880-24-000047","form_type":"8-K","ticker":null,"cik":"0001637880","company_name":"Tri-State Generation & Transmission Association, Inc.","filed_at":"2024-09-04T23:59:59+00:00","discovered_at":"2026-05-14T18:03:13.904857+00:00","generated_at":"2026-05-31T06:26:54.258145+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Tri-State Generation elects Zane Shanon Nunn to board, replacing Chris Martinez","bullets":["Columbus Electric Cooperative certified election of Zane Shanon Nunn as director.","Nunn replaces Chris Martinez as the member's representative on the board.","Nunn will serve on the External Affairs-Member Relations Committee.","Effective August 28, 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0001637880-24-000047","json":"https://secwatch.observer/filing/0001637880-24-000047.json","markdown":"https://secwatch.observer/filing/0001637880-24-000047.md","text":"https://secwatch.observer/filing/0001637880-24-000047.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1637880/000163788024000047/0001637880-24-000047-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1637880/000163788024000047/tris-20240828.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T06:26:54.258145+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":"932164f70d","claim":"Zane Shanon Nunn was elected as Director at Tri-State Generation & Transmission Association, Inc..","evidence_excerpt":"On August 28, 2024, we certified the election by our member, Columbus Electric Cooperative, Inc., of Zane Shanon Nunn to replace Chris Martinez, as the director representing them on our Board of Directors.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1637880/000163788024000047/0001637880-24-000047-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"de9b3f11c2","claim":"Chris Martinez departed as Director at Tri-State Generation & Transmission Association, Inc..","evidence_excerpt":"On August 28, 2024, we certified the election by our member, Columbus Electric Cooperative, Inc., of Zane Shanon Nunn to replace Chris Martinez, as the director representing them on our Board of Directors.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1637880/000163788024000047/0001637880-24-000047-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"replaced"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}