{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-24-043130","form_type":"8-K","ticker":"MTNB","cik":"0001582554","company_name":"Matinas BioPharma Holdings, Inc.","filed_at":"2024-10-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:08.872701+00:00","generated_at":"2026-05-30T07:26:11.026719+00:00","sec_items":["2.05","2.06","5.02","7.01","8.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":1.0,"calibrated_materiality_score":1.0,"confidence":"high","headline":"Matinas BioPharma terminates MAT2203 partnership, cuts 80% workforce, ceases development, considers dissolution","bullets":["Partnership negotiations for MAT2203 global rights terminated; prospective partner withdrew.","80% workforce reduction of 15 positions, including CMO, CBO, and CTO, effective Oct 31, 2024.","All product development ceased; exploring asset sale of MAT2203 or winddown/dissolution of the company.","CMO James Ferguson terminated; severance ~$500k (12 months base salary plus benefits)."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-24-043130","json":"https://secwatch.observer/filing/0001493152-24-043130.json","markdown":"https://secwatch.observer/filing/0001493152-24-043130.md","text":"https://secwatch.observer/filing/0001493152-24-043130.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/0001493152-24-043130-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T07:26:11.026719+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":"c220dc6e94","claim":"James Ferguson was terminated as Chief Medical Officer at Matinas BioPharma Holdings, Inc..","evidence_excerpt":"the employment of James Ferguson, M.D., the Company’s Chief Medical Officer, was terminated effective October 31, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/0001493152-24-043130-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"label":"Role","value":"Chief Medical Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}