Teradyne is trading 7.3% lower at $292.69 as investors focus on lower Q4 earnings and margin guidance.

  • Its October 29 Q3 report showed revenue of $1.31 billion and adjusted EPS of $2.29, both above estimates.
  • Q4 adjusted EPS guidance is $1.95–$2.25, below Q3’s $2.29; gross-margin guidance is 57.5%–58.5%, down from 59.1%.
  • The report described a sell-the-news reaction to moderating profitability and high expectations; broad-market weakness may add pressure, though company-specific concerns were primary.