SK Hynix, Samsung shares jump on potential chip supply to OpenAI

South Korean chipmakers sign letters of intent to join Stargate project

20251002 SK hynix and Samsung

South Korean memory chip makers SK Hynix and Samsung are riding the AI boom. (Source photos by Getty Images)

KIM JAEWON

SEOUL -- Shares in SK Hynix and Samsung Electronics jumped sharply on Thursday morning after the world's two biggest memory chipmakers signed nonbinding agreements with OpenAI to potentially supply their advanced chips to the U.S. company's Stargate project for building large-scale data centers.

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