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Shares of Teledyne Technologies Inc. (TDY) slid 1.51% to $506.54 Tuesday, on what proved to be an all-around dismal trading session for the stock market, with the S&amp;P 500 Index  falling 0.24% to 6,800.26 and Dow Jones Industrial Average  falling 0.62% to 48,114.26.
This was the stock's third consecutive day of losses.
Teledyne Technologies Inc. closed 15.01% below its 52-week high of $595.99, which the company reached on October 7th.
The stock demonstrated a mixed performance when compared to some of its competitors Tuesday, as Northrop Grumman Corp. (NOC) fell 1.23% to $568.72, Emerson Electric Co. (EMR) fell 2.31% to $134.09, and Roper Technologies Inc. (ROP) rose 0.04% to $443.78.
Trading volume (319,687) remained 36,024 below its 50-day average volume of 355,711.
Data source: Dow Jones Market Data, FactSet. Data compiled December 16, 2025.
This content was created by MarketWatch, which is operated by Dow Jones &amp; Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal.
(END) Dow Jones Newswires
12-16-25 1704ET

<p>Teledyne Technologies Inc. (TDY) shares fell 1.51% to $506.54 on Tuesday, marking the third consecutive day of losses. The stock underperformed compared to some competitors, with Northrop Grumman Corp. (NOC) down 1.23%, Emerson Electric Co. (EMR) down 2.31%, and Roper Technologies Inc. (ROP) up 0.04%. Trading volume was 36,024 below the 50-day average. The S&P 500 Index fell 0.24% and the Dow Jones Industrial Average fell 0.62%.</p>

Dow Jones

Teledyne Technologies Inc. Stock Underperforms Tuesday When Compared To Competitors