secwatch.observer — SEC 8-K summary ====================================== Issuer: Protagenic Therapeutics, Inc.new (PTIX) CIK: 0001022899 Form: 8-K Filed at: 2025-11-05T23:59:59+00:00 Accession: 0001493152-25-020881 Event type: leadership Sentiment: neutral Materiality: 0.25 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 Director Jennifer Chao resigns from Protagenic Therapeutics Board ----------------------------------------------------------------- - Jennifer Chao resigned from the Board of Directors on November 3, 2025, effective immediately. - No disagreements were reported between Ms. Chao and the Company. - Her departure reduces the board size; no replacement has been announced. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1022899/000149315225020881/0001493152-25-020881-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1022899/000149315225020881/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-25-020881 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer