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

# Teledyne Technologies (TDY) stock analysis

> **Source:** Portfolio Terminal, "Teledyne Technologies (TDY) stock analysis", 2026-09-29. https://portfolio-terminal.com/analyse/tdy
> 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, Teledyne Technologies (TDY) trades at $605.59, up 4.5% over the past year.
- Its 52-week range runs from $483.02 to $697.67; the price is 13.2% below that high.
- It sits 2.7% below its 200-day average of $622.09, the usual sign of a long-term downtrend.
- Its 30-day volatility is 13.2% annualized, which we rate low risk.
- It has a trailing P/E of 29.3.

## About Teledyne Technologies

Teledyne Technologies (TDY) is a technology company operating in scientific & technical instruments. Performance is often sensitive to product cycles, cloud demand, and AI investment trends. Use this profile to monitor momentum shifts, volatility regime, and valuation signals in one dashboard.

## What the chart is saying

Slipped under its 50-day average inside a longer uptrend.

- Price is 4.8% below its 50-day average and 2.7% below its 200-day.
- RSI at 42 is neither stretched nor washed out.
- The nearest ceiling is $627.27 (+3.6%), the nearest floor $596.38 (-1.5%).

### Support and resistance

- Resistance near $639.33, 5.6% above the last close (the price turned there 2 times in the last year).
- Resistance near $627.27, 3.6% above the last close (the price turned there 4 times in the last year).
- Support near $596.38, 1.5% below the last close (the price turned there 4 times in the last year).
- Support near $579.59, 4.3% below the last close (the price turned there 2 times in the last year).

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