Teradyne, Inc. Common StockTER
Closing prices as of Oct 26, 2026Updated once daily after the US close — not a live quote.

$312.00

-19.74% past month

Notable price movement

  • Oct 26, 2026

    $309.00+0.05%

  • Oct 23, 2026

    $308.85+0.03%

  • Oct 22, 2026

    $308.75-10.63%

    The stock fell 10.63% while the S&P 500 ETF (SPY) moved -1.18% on the same session, so the decline was far larger than the broad market's and was not shared by it . Volume was 2.3x the trailing 20-session average, and the session traded between 306.84 and 324.45 .

  • Oct 21, 2026

    $345.49+2.64%

    The stock rose 2.64% while the S&P 500 ETF (SPY) moved +0.53% in the same session, so the gain came alongside a modest broad-market rise but was considerably larger than it .

  • Oct 20, 2026

    $336.59+0.32%

  • Oct 19, 2026

    $335.53+3.24%

    The broad market, measured by the S&P 500 ETF (SPY), rose 0.42% on the same session in which the company gained 3.24% . The company's move was much larger than the broad-market move, so it was not simply shared with the market .

  • Oct 16, 2026

    $325.00-5.31%

Closing prices for TER. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

Recent news

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Prices and financial data are historical and provided for research only. Not investment advice.