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SK Hynix Pulls Forward Yongin Fab, Sets HBM Wafer Start at M15X Next Month

Relentless AI demand is shifting buyers to multi-year deals as memory prices jump.

Overview

  • SK Hynix will open the first factory at its Yongin semiconductor cluster in February 2027, three months earlier than planned.
  • The company will begin deploying wafers at the new M15X facility in Cheongju next month to produce high‑bandwidth memory.
  • CEO Sungsoo Ryu said demand remains strong with no slowdown seen and that production plans are reviewed monthly to support customers.
  • Customers, including hyperscalers, are moving from one‑year contracts to multi‑year supply agreements to lock in limited capacity.
  • TrendForce reports some memory prices rose more than 300% year over year in Q4, while SK Hynix shares are up about 280% over the past year.