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Why Aehr Test Systems Stock Soared Today

A mystery hyperscaler just placed a major order with Aehr Test Systems. The stock jumped, but investors should check the price tag before taking action.

By Anders Bylund Feb 11, 2026 at 2:53PM EST

Key Points

  • Aehr Test Systems' stock jumped as much as 39.7% on news of a major AI chip-testing contract.
  • The company has signaled the deal for months, but this announcement is the first firm production contract.
  • The stock now trades at 459 times forward earnings with negative operating margins.

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