SAN FRANCISCO, Aug. 05, 2026 (GLOBE NEWSWIRE) -- Hagens Berman, a leading national shareholder rights law firm, is conducting an investigation into Photronics, Inc. (NASDAQ: PLAB) regarding alleged violations of federal securities laws. This investigation follows the recent filing of a class action lawsuit, which alleges that Photronics misled investors concerning the demand and outlook for its high-end integrated circuit (IC) photomask product line.