{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-26-015365","form_type":"8-K","ticker":"PTIX","cik":"0001022899","company_name":"Protagenic Therapeutics, Inc.new","filed_at":"2026-04-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:31.822872+00:00","generated_at":"2026-05-15T06:58:22.591758+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Protagenic Therapeutics terminates CFO Alexander Arrow, effective April 30, 2026","bullets":["CFO Alexander Arrow notified on March 31, 2026 that employment will be terminated.","Termination effective April 30, 2026; no successor or interim CFO announced.","Company common stock (PTIX) and warrants (PTIXW) trade on OTC Markets."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-015365","json":"https://secwatch.observer/filing/0001493152-26-015365.json","markdown":"https://secwatch.observer/filing/0001493152-26-015365.md","text":"https://secwatch.observer/filing/0001493152-26-015365.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1022899/000149315226015365/0001493152-26-015365-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1022899/000149315226015365/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T06:58:22.591758+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"}