{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-26-004237","form_type":"8-K","ticker":"OTLC","cik":"0000908259","company_name":"Oncotelic Therapeutics, Inc.","filed_at":"2026-01-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:38.003700+00:00","generated_at":"2026-05-16T06:48:22.240747+00:00","sec_items":["1.01","2.03","3.02","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Oncotelic raises $358.5K via secured convertible note with Mast Hill Fund","bullets":["Issued $398,333.33 convertible promissory note (10% OID, 10% interest, 1-year maturity) to Mast Hill Fund for net proceeds of ~$350K after fees.","Note convertible at $0.07/share; also issued 1,422,613 warrants at $0.15/share and 1,600,446 commitment shares.","Note secured against company assets excluding certain JV assets (OT-101, CA4P, Oxi4503, AI technologies).","Proceeds designated for general working capital; prepayment allowed with 3 trading days' notice.","Shares issuable upon conversion/exercise not registered; registration rights agreement filed."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-004237","json":"https://secwatch.observer/filing/0001493152-26-004237.json","markdown":"https://secwatch.observer/filing/0001493152-26-004237.md","text":"https://secwatch.observer/filing/0001493152-26-004237.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/908259/000149315226004237/0001493152-26-004237-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/908259/000149315226004237/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T06:48:22.240747+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":"f2426efaff13414cb8bae16dc7046620fcbb5e53","claim":"Oncotelic Therapeutics, Inc. incurred convertible notes of $398,333.33 with Mast Hill Fund, LP at 10% per annum maturing the earlier of (a) the one-year anniversary of the date of the 2026 Mast Hill Purchase Agreement, or (b) the acceleration of the maturity...upon occurrence of a.","evidence_excerpt":"On January 23, 2026, Oncotelic Therapeutics, Inc. (the \"Company\" or \"Our\") entered into a Securities Purchase Agreement (the \"2026 Mast Hill Purchase Agreement \"), with Mast Hill Fund, LP (\" Mast Hill \"), and the Company issued a convertible promissory note in the aggregate gross principal amount of $398,333.33 (the \" 2026 Mast Hill Note \").","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/908259/000149315226004237/0001493152-26-004237-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"convertible notes"},{"label":"Principal","value":"$398,333.33"},{"label":"Counterparty","value":"Mast Hill Fund, LP"},{"label":"Rate","value":"10% per annum"},{"label":"Maturity","value":"the earlier of (a) the one-year anniversary of the date of the 2026 Mast Hill Purchase Agreement, or (b) the acceleration of the maturity...upon occurrence of a"},{"label":"Event","value":"incurrence"}]},{"claim_id":"825240435a24dca4e2413dce83b87a9c9e66a661","claim":"Oncotelic Therapeutics, Inc. entered into 2026 Mast Hill Purchase Agreement with Mast Hill Fund, LP valued at $398,333.33 (effective 2026-01-23).","evidence_excerpt":"On January 23, 2026, Oncotelic Therapeutics, Inc. (the “Company” or “Our”) entered into a Securities Purchase Agreement (the “2026 Mast Hill Purchase Agreement ”), with Mast Hill Fund, LP (“ Mast Hill ”), and the Company issued a convertible promissory note in the aggregate gross principal amount of $398,333.33 (the “ 2026 Mast Hill Note ”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/908259/000149315226004237/0001493152-26-004237-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"Mast Hill Fund, LP"},{"label":"Value","value":"$398,333.33"},{"label":"Effective","value":"2026-01-23"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}