Teradyne, Inc. (TER:NASDAQ) closed at $316.15 on October 26, 2026, up 2.36% on the day. The stock trades 35.2% below its 52-week high of $487.91 and 119.4% above its 52-week low of $144.11. Over the past year, it gained 114.1%. Teradyne, Inc. is part of the Capital Goods sector (Electrical Products).
In 252 trading sessions since October 23, 2025, TER closed higher on 147 days (58%). Its best day was October 29, 2025 (+20.47%) and its worst was April 29, 2026 (-19.41%). The stock moved 10% or more in a single session 16 times. It opened at least 5% above the previous day's high 4 times.
Teradyne Inc designs, develops, and manufactures automatic test systems for use in semiconductors, wireless products, data storage, and electronic systems in the wireless, automotive, industrial, communications, aerospace and defense industries. The company operates in four business segments organized by end market: semiconductor test, system test, wireless test, and industrial automation. Teradyne tests help improve and control product quality, measure performance, and increase yields. The firm generates revenue primarily in Taiwan, China, the United States, Japan, and South Korea, but has a presence in countries across the world.
Find more stocks like TER with the Spikes, Gaps, Breakouts and Performance Tracker scanners.
Based on end-of-day data. For information only, not investment advice.