FormFactor is trading 22.3% down at $108.52 after-hours, as semiconductor-sector pressure offers context but does not establish the cause.

  • Shares closed at $139.67 on October 9; the company’s latest release only scheduled third-quarter results for October 28.
  • An October 8 report put OpenAI’s annualized revenue near $50 billion, below previously signaled figures; the Philadelphia Semiconductor Index fell 3.39% that session.