--- title: "Teradyne Inc. Stock Underperforms Friday When Compared To Competitors" type: "News" locale: "en" url: "https://longbridge.com/en/news/296651932.md" description: "Teradyne Inc. (TER) shares fell 1.93% to $375.74 on Friday, underperforming the broader market and key competitors like Keysight Technologies, Fortive, and Cohu during a positive trading session. The stock closed 22.99% below its 52-week high of $487.91. Trading volume was notably lower than the 50-day average." datetime: "2026-08-21T20:47:55.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/296651932.md) - [en](https://longbridge.com/en/news/296651932.md) - [zh-HK](https://longbridge.com/zh-HK/news/296651932.md) generator: "portal-rs" --- # Teradyne Inc. Stock Underperforms Friday When Compared To Competitors This article was automatically generated by MarketWatch using technology from Automated Insights. Shares of Teradyne Inc. (TER) shed 1.93% to $375.74 Friday, on what proved to be an all-around positive trading session for the stock market, with the S&P 500 Index rising 0.43% to 7,674.37 and the Dow Jones Industrial Average rising 0.98% to 53,277.01. Teradyne Inc. closed 22.99% below its 52-week high of $487.91, which the company achieved on June 30th. The stock underperformed when compared to some of its competitors Friday, as Keysight Technologies Inc. (KEYS) fell 0.12% to $316.13, Fortive Corp. (FTV) rose 1.14% to $60.08, and Cohu Inc. (COHU) rose 0.48% to $54.37. Trading volume (1.9 M) remained 2.4 million below its 50-day average volume of 4.3 M. Data source: Dow Jones Market Data, FactSet. Data compiled August 21, 2026. This content was created by MarketWatch, which is operated by Dow Jones & Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal. (END) Dow Jones Newswires 08-21-26 1647ET ### Related Stocks - [TER.US](https://longbridge.com/en/quote/TER.US.md) - [.SPX.US](https://longbridge.com/en/quote/.SPX.US.md) - [.DJI.US](https://longbridge.com/en/quote/.DJI.US.md) - [KEYS.US](https://longbridge.com/en/quote/KEYS.US.md) - [FTV.US](https://longbridge.com/en/quote/FTV.US.md) - [COHU.US](https://longbridge.com/en/quote/COHU.US.md) - [FTV*.US](https://longbridge.com/en/quote/FTV*.US.md) ## Related News & Research - [If You Invested $100 In Teradyne Stock 20 Years Ago, You Would Have This Much Today](https://longbridge.com/en/news/296543812.md) - [Teradyne director Marilyn Matz disposes of 1,200 common shares for $510,000](https://longbridge.com/en/news/296247146.md) - [Diversify Wealth Management LLC Has $5.08 Million Holdings in Teradyne, Inc. $TER](https://longbridge.com/en/news/295995728.md) - [SWS Partners Purchases New Shares in Teradyne, Inc. $TER](https://longbridge.com/en/news/296019924.md) - [Ascentis Wealth Management LLC Acquires 3,522 Shares of Teradyne, Inc. $TER](https://longbridge.com/en/news/295894586.md) --- > **Disclaimer: This article is for reference only and does not constitute any investment advice.**