secwatch.observer — SEC 8-K summary ====================================== Issuer: Viskase Holdings, Inc. (ENZN) CIK: 0000727510 Form: 8-K Filed at: 2026-03-11T23:59:59+00:00 Accession: 0001104659-26-026169 Event type: other_material Sentiment: neutral Materiality: 0.35 Item codes: 1.01, 3.03, 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Enzon extends rights agreement to March 18 and exchange offer to March 16 ------------------------------------------------------------------------- - Ninth Amendment extends Section 382 Rights Agreement expiration to noon, March 18, 2026. - Exchange offer for Series C Preferred Stock extended to 5:00 p.m. Eastern, March 16, 2026. - Offer allows Series C Preferred holders to exchange shares for Enzon common stock. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/727510/000110465926026169/0001104659-26-026169-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/727510/000110465926026169/tm267492d8_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-026169 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer