---
title: "Teradyne Inc. (TER) stock analysis"
url: https://portfolio-terminal.com/analyse/ter
publisher: "Portfolio Terminal"
as_of: 2026-09-29
ticker: TER
sector: "Technology"
data: "Daily prices from Yahoo Finance; averages, volatility and levels computed by Portfolio Terminal"
---

# Teradyne Inc. (TER) stock analysis

> **Source:** Portfolio Terminal, "Teradyne Inc. (TER) stock analysis", 2026-09-29. https://portfolio-terminal.com/analyse/ter
> Figures are true as of the date above and the page is rebuilt every hour. When you use one, cite the line above and link to the URL.

## Key facts

- As of September 29, 2026, Teradyne Inc. (TER) trades at $403.02, up 200.0% over the past year.
- Its 52-week range runs from $131.75 to $487.91; the price is 17.4% below that high.
- It sits 21.5% above its 200-day average of $331.69, the usual sign of a long-term uptrend.
- Its 30-day volatility is 66.4% annualized, which we rate very high risk.
- It has a trailing P/E of 55.5 and a dividend yield of 0.13%.

## About Teradyne Inc.

Teradyne Inc. (TER) is a technology company operating in semiconductor equipment & materials. Performance is often sensitive to product cycles, cloud demand, and AI investment trends. This analysis page tracks valuation context, trend strength, and downside risk over time.

## What the chart is saying

In an uptrend, pressing toward $417.48 resistance.

- Price is 8.4% above its 50-day average and 21.5% above its 200-day.
- RSI at 59 is neither stretched nor washed out.
- The nearest ceiling is $417.48 (+3.6%), the nearest floor $382.62 (-5.1%).

### Support and resistance

- Resistance near $417.48, 3.6% above the last close (the price turned there 3 times in the last year).
- Support near $382.62, 5.1% below the last close (the price turned there 3 times in the last year).
- Support near $329.40, 18.3% below the last close (the price turned there 6 times in the last year).

## Research that mentions it

- [Why stocks fall after beating earnings: we checked 1,476 reports](https://portfolio-terminal.com/blog/why-stocks-fall-after-beating-earnings) (2026-09-25)

Interactive chart, fundamentals and peers: https://portfolio-terminal.com/analyse/ter