{"schema_version":"secwatch.filing_event.v1","accession":"0001537435-25-000111","form_type":"8-K","ticker":"TGEN","cik":"0001537435","company_name":"TECOGEN INC.","filed_at":"2025-07-28T23:59:59+00:00","discovered_at":"2026-05-14T18:02:44.271042+00:00","generated_at":"2026-05-18T00:15:13.888419+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Tecogen separates CEO/CFO roles; appoints Roger Deschenes as CFO and Treasurer","bullets":["Dr. Abinand Rangesh resigns as CFO/Treasurer, remains CEO and director.","Roger Deschenes, current CAO, appointed CFO/Treasurer; base salary raised to $180,000.","Board grants equity awards: Rangesh $600k, Deschenes $200k, Whiting $200k, Lafaille $200k.","Rangesh authorized to issue up to $200k in stock options to non-executive employees."],"urls":{"canonical":"https://secwatch.observer/filing/0001537435-25-000111","json":"https://secwatch.observer/filing/0001537435-25-000111.json","markdown":"https://secwatch.observer/filing/0001537435-25-000111.md","text":"https://secwatch.observer/filing/0001537435-25-000111.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1537435/000153743525000111/0001537435-25-000111-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1537435/000153743525000111/tgen-20250724.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T00:15:13.888419+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"}