Taiwan's LED companies are drawing fresh buying interest as they move away from plain lighting toward higher-margin gear tied to AI data centers, a positive shift for the sector.

• AI computing is driving demand for faster data links, pulling LED makers into optical communications and silicon photonics.
• Lextar rose most last week on plans for next-generation high-speed optical modules due this year and faster ones next year.
• Ennostar gained on better business results and a capital reduction plan; PlayNitride drew interest for its MicroLED work.
• PlayNitride is stretching MicroLED beyond wearables, AR and car displays into optical links, aerospace and defense.
• Everlight is betting on invisible light and sensing chips for factory robots, humanoid robots and AI smart glasses; its shares slipped last week.

Outlook: Expect the money to keep chasing LED names with credible AI and optical communications roadmaps, while pure lighting and display plays lag.