secwatch.observer — SEC 8-K summary ====================================== Issuer: Hepion Pharmaceuticals, Inc. (HEPA) CIK: 0001583771 Form: 8-K Filed at: 2026-09-28T10:30:27+00:00 Accession: 0001493152-26-044432 Event type: regulatory Sentiment: negative Materiality: 0.70 Item codes: 4.01, 9.01 LLM model: deepseek-v4.1-flash:cloud@v2 Hepion Pharmaceuticals replaces Grassi with RRBB as auditor amid going-concern doubt and material weaknesses -------------------------------------------------------------------------------- - Hepion's audit committee approved dismissing Grassi & Co., CPAs, P.C. and engaging Rosenberg Rich Baker Berman P.A. as independent auditor on Sept. 21, 2026. - Grassi was informed on Sept. 22, 2026 of its immediate dismissal; its reports on 2025 and 2024 included an explanatory paragraph about substantial doubt over going concern. - Hepion cited material weaknesses in internal control over financial reporting described in its 2025 and 2024 10-Ks and 10-Qs for March 31 and June 30, 2026. - Hepion reported no disagreements with Grassi on accounting principles, disclosures, or audit scope through Sept. 21, 2026; no RRBB consultations were disclosed. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1583771/000149315226044432/0001493152-26-044432-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1583771/000149315226044432/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-26-044432 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer