Enzon Pharmaceuticals Completes Merger with Viskase Companies, Inc (Form 8-K)

Enzon Pharmaceuticals Completes Merger with Viskase Companies, Inc.

Combined company will operate as Viskase Holdings, Inc.

LOMBARD, Illinois, March 26, 2026 (GLOBE NEWSIRE) - Enzon Pharmaceuticals, Inc. (OTCQB: ENZN), ("Enzon," or the "Company"), today announced the completion of the previously announced merger pursuant to which Viskase Companies, Inc. (OTC Pink Limited: VKSC) ("Viskase") merged with and into a wholly owned subsidiary of Enzon in an all-stock transaction (the "Merger"). After the Merger, Viskase converted into a limited liability company under Delaware law (now known as "Viskase Companies, LLC"). The combined company will operate under the name "Viskase Holdings, Inc." and will focus on advancing Viskase Companies, LLC's business.

As of the closing of the Merger, the stockholders of Enzon immediately before the Merger will own approximately 45% of the common stock of the combined company and the stockholders of Viskase immediately before the Merger will own approximately 55% of the common stock of the combined company.

The shares of the Company's common stock will trade on the OTCQB tier of the OTC Markets Group, Inc. under the temporary ticker symbol "ENZND" for the next 20 trading days. The Company's common stock is represented by CUSIP number 293904 801.

About Viskase Companies, LLC

Viskase is a leading worldwide producer of non-edible cellulosic, fibrous and plastic casings used to prepare and package processed meat and poultry products. Viskase provides value-added product support services to its customers, which include some of the world's largest global consumer products companies.

About Viskase Holdings, Inc.

Viskase Holdings, Inc. (formerly known as Enzon Pharmaceuticals, Inc.), together with its subsidiaries, is the publicly traded parent of Viskase Companies, LLC.

Forward Looking Statements