{"schema_version":"secwatch.filing_event.v1","accession":"0001537435-22-000115","form_type":"8-K","ticker":"TGEN","cik":"0001537435","company_name":"TECOGEN INC.","filed_at":"2022-09-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.098495+00:00","generated_at":"2026-06-23T08:17:15.695318+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Tecogen director Ralph Jenkins resigns effective September 19, 2022","bullets":["Ralph Jenkins resigned as a director of Tecogen, effective immediately on September 19, 2022.","Resignation is to focus on other business and personal commitments; not due to any disagreement with the company.","No replacement has been announced at this time."],"urls":{"canonical":"https://secwatch.observer/filing/0001537435-22-000115","json":"https://secwatch.observer/filing/0001537435-22-000115.json","markdown":"https://secwatch.observer/filing/0001537435-22-000115.md","text":"https://secwatch.observer/filing/0001537435-22-000115.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1537435/000153743522000115/0001537435-22-000115-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1537435/000153743522000115/tgenformredirectordeparture.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T08:17:15.695318+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":"11b1c31394","claim":"Ralph Jenkins resigned as Director at TECOGEN INC..","evidence_excerpt":"On September 19, 2022, Ralph Jenkins, a director of Tecogen Inc. (the “Company”) notified the Company of his resignation as a director of the Company effective immediately in order to permit him to focus on other business and personal commitments.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1537435/000153743522000115/0001537435-22-000115-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"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"}