Data center networking equipment and components are just as important as chips when it comes to powering the artificial intelligence revolution.

Corning ( GLW 2.05% ) has manufactured the glass for Apple 's iPhone since 2007, but it's grabbing investors' attention for a different reason right now. The company supplies some of the best fiber optic cables for data centers for connecting the advanced chips used in artificial intelligence (AI) development.

Demand is soaring at the moment, propelling Corning stock to a whopping 75% gain in 2025 so far. It's crushing some of the biggest hardware suppliers in the AI industry including Nvidia , Advanced Micro Devices , and Broadcom , which have returned between 34% and 42% this year.

Corning stock is still trading at an attra

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