secwatch.observer — SEC 8-K summary ====================================== Issuer: Viskase Holdings, Inc. (ENZN) CIK: 0000727510 Form: 8-K Filed at: 2025-04-01T23:59:59+00:00 Accession: 0001104659-25-030585 Event type: other_material Sentiment: neutral Materiality: 0.50 Item codes: 1.01, 3.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Enzon extends shareholder rights plan expiration to June 30, 2026 ----------------------------------------------------------------- - Third Amendment to Section 382 Rights Agreement extends final expiration date from March 31, 2025 to June 30, 2026. - Rights plan, designed to preserve net operating loss tax attributes, otherwise remains unchanged. - Company management states extension is in the best interests of Enzon and its stockholders. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/727510/000110465925030585/0001104659-25-030585-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/727510/000110465925030585/tm2511075d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-25-030585 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer