{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-250135","form_type":"8-K","ticker":"TPST","cik":"0001544227","company_name":"Tempest Therapeutics, Inc.","filed_at":"2022-09-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.119465+00:00","generated_at":"2026-06-23T07:42:23.677524+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Tempest Therapeutics appoints Justin Trojanowski as Principal Accounting Officer, effective Sept 30","bullets":["Pierre Lorenzo resigns as Corporate Controller, Treasurer, Principal Accounting Officer and Secretary, effective Sept 30, 2022; not due to any disagreement.","Justin Trojanowski (34), previously Director, Finance and Assistant Controller, promoted to Corporate Controller, Treasurer and Principal Accounting Officer.","Nicholas Maestas, VP Strategy and Finance, appointed as Secretary, effective Sept 30, 2022.","Trojanowski holds a B.S. and M.B.A. in Accountancy from Providence College, is a CPA, and previously worked at Nektar Therapeutics and Ernst & Young."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-250135","json":"https://secwatch.observer/filing/0001193125-22-250135.json","markdown":"https://secwatch.observer/filing/0001193125-22-250135.md","text":"https://secwatch.observer/filing/0001193125-22-250135.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1544227/000119312522250135/0001193125-22-250135-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1544227/000119312522250135/d384496d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T07:42:23.677524+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":"131a48e4a7","claim":"Pierre Lorenzo resigned as Corporate Controller, Treasurer, Principal Accounting Officer and Secretary at Tempest Therapeutics, Inc..","evidence_excerpt":"On September 19, 2022, Pierre Lorenzo notified the board of directors (the “Board”) of Tempest Therapeutics, Inc. (the “Company”) of his decision to resign as the Company’s Corporate Controller, Treasurer, Principal Accounting Officer and Secretary, effective September 30, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1544227/000119312522250135/0001193125-22-250135-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Corporate Controller, Treasurer, Principal Accounting Officer and Secretary"}],"fact_type":"executive_change"},{"claim_id":"8e19f38f05","claim":"Nicholas Maestas was appointed as Secretary at Tempest Therapeutics, Inc..","evidence_excerpt":"The Board also appointed Nicholas Maestas, the Company’s Vice President, Strategy and Finance, as the Company’s Secretary, effective September 30, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1544227/000119312522250135/0001193125-22-250135-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Secretary"}],"fact_type":"executive_change"},{"claim_id":"f1a37afc0c","claim":"Justin Trojanowski was appointed as Corporate Controller, Treasurer and Principal Accounting Officer at Tempest Therapeutics, Inc..","evidence_excerpt":"On September 21, 2022, the Board approved the promotion and appointment of Justin Trojanowski, as the Company’s Corporate Controller, Treasurer and Principal Accounting Officer, effective September 30, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1544227/000119312522250135/0001193125-22-250135-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Corporate Controller, Treasurer and Principal Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}