Photronics (PLAB) Plunges 35% After Q1 Miss, Dismal Outlook Signals Prolonged Design Drought

Shares of semiconductor photomask maker Photronics (NASDAQ:PLAB) tumbled 34.9% on May 29, 2026, after fiscal first-quarter results missed consensus estimates and third-quarter guidance pointed to continuing weakness. Adjusted earnings of $0.42 per share fell 21% short of the $0.53 analyst forecast, while revenue of $209.9 million missed by 2.8%. The company further projected Q3 EPS of $0.39–$0.45, well below the $0.52 Street estimate, signaling the slump is not temporary. Operating margin collapsed to 20.1% from 26.4% as the nearly fixed cost base magnified the revenue shortfall. Photronics, which produces precision photomasks used at the start of chip design, cited three factors delaying customer design releases: high fab utilization leaving no room for new designs, OEMs milking existing products amid memory supply constraints, and geopolitical uncertainty tied to the U.S.-Iran conflict. CEO George Macricostas said the seasonal rebound after Chinese New Year did not materialize as expected, and management flagged “limited near-term visibility,” undercutting hopes for an imminent AI-driven order recovery. The stock remains 37.3% below its May 2026 52-week high of $54.96.