1 EXHIBIT 99.4 Nashua Corporation 44 Franklin Street Nashua, NH 03061 603-880-2323 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: Richard Clark or Daniel M. Junius or Shez K. Bandukwala Chief Financial Officer Chief Financial Officer William Blair & Co., L.L.C. Cerion Technologies Nashua Corporation 312/236-1600 217/359-3700 603/880-2363 UNDERWRITER EXERCISES OVER-ALLOTMENT OPTION FROM RECENT CERION TECHNOLOGIES PUBLIC OFFERING NASHUA, N.H., May 28, 1996 -- Nashua Corporation (NYSE: NSH) and Cerion Technologies Inc. (NASDAQ: CEON) today jointly announced that the underwriter of Cerion's recently completed public stock offering, William Blair & Company, L.L.C., has exercised its over-allotment option and purchased 576,000 additional shares of Cerion's common stock from Nashua. As a result of this over-allotment purchase, Nashua Corporation will receive approximately $7.5 million in gross proceeds. The net proceeds from the over-allotment sale by Nashua will be used principally for the repayment of indebtedness. Nashua continues to own 37.1 percent of Cerion's common stock. Headquartered in Champaign, Illinois, Cerion Technologies, Inc. manufactures precision-machined aluminum disk substrates, which are the metallic platforms of magnetic thin film disks used in the hard drives of desktop computers, network servers, add-on storage devices and storage upgrades. Cerion also uses its core competencies in precision machining to produce aluminum photoconductor drum substrates for laser printer cartridges. Nashua Corporation offers a diverse mix of products, including thermal papers, pressure-sensitive labels and specialty papers, copier and laser printer supplies, and photofinishing services. ### [LOGO]