{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-23-039514","form_type":"8-K","ticker":"SER","cik":"0001708599","company_name":"Serina Therapeutics, Inc.","filed_at":"2023-11-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:30.131061+00:00","generated_at":"2026-06-08T21:12:03.965841+00:00","sec_items":["2.03","1.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"AgeX draws remaining $500K under secured note with Juvenescence; repayment due Feb 14, 2024","bullets":["Drew $500,000 from Amended Secured Convertible Promissory Note on Oct 31, 2023.","Repayment date for outstanding principal is February 14, 2024.","Negotiating an increase in the Secured Note line of credit with Juvenescence.","Previously disclosed material terms in 10-Q filed May 12, 2023 and 8-Ks filed June 8 and Aug 4, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-23-039514","json":"https://secwatch.observer/filing/0001493152-23-039514.json","markdown":"https://secwatch.observer/filing/0001493152-23-039514.md","text":"https://secwatch.observer/filing/0001493152-23-039514.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/0001493152-23-039514-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T21:12:03.965841+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":"8b00d757e77438dc81b62296e2bddbbf8f13879f","claim":"Serina Therapeutics, Inc. incurred credit facility of $500,000 with Juvenescence Limited at not disclosed maturing February 14, 2024.","evidence_excerpt":"On October 31, 2023, AgeX drew the remaining $500,000 of its credit available under the Amended and Restated Secured Convertible Promissory Note, as amended, (“Secured Note”) with Juvenescence Limited (“Juvenescence”).","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/0001493152-23-039514-index.htm","confidence":0.92,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"credit facility"},{"label":"Principal","value":"$500,000"},{"label":"Counterparty","value":"Juvenescence Limited"},{"label":"Rate","value":"not disclosed"},{"label":"Maturity","value":"February 14, 2024"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}