---
title: "Teradyne Inc. Stock Underperforms Monday When Compared To Competitors"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/286817672.md"
description: "Teradyne Inc. (TER) shares fell 4.98% to $321.05 on Monday, marking the third consecutive day of losses. The stock is currently 23.94% below its 52-week high of $422.11. In comparison, Keysight Technologies Inc. dropped 2.44%, Fortive Corp. rose 0.49%, and Cohu Inc. fell 6.24%. The overall market saw mixed results with the Dow Jones up 0.32% and the S&P 500 down 0.07%."
datetime: "2026-05-18T20:48:22.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/286817672.md)
  - [en](https://longbridge.com/en/news/286817672.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/286817672.md)
---

# Teradyne Inc. Stock Underperforms Monday When Compared To Competitors

This article was automatically generated by MarketWatch using technology from Automated Insights.

Shares of Teradyne Inc. (TER) shed 4.98% to $321.05 Monday, on what proved to be an all-around mixed trading session for the stock market, with the Dow Jones Industrial Average rising 0.32% to 49,686.12 and the S&P 500 Index falling 0.07% to 7,403.05.

This was the stock's third consecutive day of losses.

Teradyne Inc. closed 23.94% short of its 52-week high of $422.11, which the company achieved on April 24th.

The stock demonstrated a mixed performance when compared to some of its competitors Monday, as Keysight Technologies Inc. (KEYS) fell 2.44% to $340.48, Fortive Corp. (FTV) rose 0.49% to $59.01, and Cohu Inc. (COHU) fell 6.24% to $44.20.

Data source: Dow Jones Market Data, FactSet. Data compiled May 18, 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

05-18-26 1648ET

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