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Shares of Teradyne Inc. (TER) slipped 5.20% to $193.37 Friday, on what proved to be an all-around rough trading session for the stock market, with the S&amp;P 500 Index  falling 1.07% to 6,827.41 and Dow Jones Industrial Average  falling 0.51% to 48,458.05.
This was the stock's second consecutive day of losses.
Teradyne Inc. closed 5.67% short of its 52-week high of $205.00, which the company achieved on December 8th.
The stock underperformed when compared to some of its competitors Friday, as Keysight Technologies Inc. (KEYS) fell 2.49% to $208.81, Fortive Corp. (FTV) fell 0.96% to $54.93, and Cohu Inc. (COHU) fell 4.13% to $23.88.
Trading volume (4.0 M) eclipsed its 50-day average volume of 3.4 M.
Data source: Dow Jones Market Data, FactSet. Data compiled December 12, 2025.
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12-12-25 1658ET

<p>Teradyne Inc.'s stock fell 5.20% to $193.37 on Friday, underperforming compared to competitors like Keysight Technologies, Fortive Corp., and Cohu Inc. The stock is 5.67% below its 52-week high of $205.00. Trading volume was higher than the 50-day average. The S&P 500 and Dow Jones also experienced declines.</p>

Teradyne Inc. Stock Underperforms Friday When Compared To Competitors