--- title: "Teledyne Technologies Inc. Stock Underperforms Thursday When Compared To Competitors" type: "News" locale: "en" url: "https://longbridge.com/en/news/278943292.md" description: "Teledyne Technologies Inc. (TDY) shares fell 1.34% to $646.57 on Thursday, ending a three-day winning streak amid a broader market decline, with the S&P 500 down 1.52%. The stock is now 6.75% below its 52-week high of $693.38. In comparison, Northrop Grumman Corp. rose 0.43%, while Emerson Electric Co. and Roper Technologies Inc. saw declines of 5.29% and 1.55%, respectively. Trading volume was 456,053, surpassing the 50-day average of 372,985." datetime: "2026-03-12T20:58:13.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/278943292.md) - [en](https://longbridge.com/en/news/278943292.md) - [zh-HK](https://longbridge.com/zh-HK/news/278943292.md) --- # Teledyne Technologies Inc. Stock Underperforms Thursday When Compared To Competitors This article was automatically generated by MarketWatch using technology from Automated Insights. Shares of Teledyne Technologies Inc. (TDY) slid 1.34% to $646.57 Thursday, on what proved to be an all-around grim trading session for the stock market, with the S&P 500 Index falling 1.52% to 6,672.62 and Dow Jones Industrial Average falling 1.56% to 46,677.85. The stock's fall snapped a three-day winning streak. Teledyne Technologies Inc. closed 6.75% below its 52-week high of $693.38, which the company achieved on March 4th. The stock demonstrated a mixed performance when compared to some of its competitors Thursday, as Northrop Grumman Corp. (NOC) rose 0.43% to $736.30, Emerson Electric Co. (EMR) fell 5.29% to $132.18, and Roper Technologies Inc. (ROP) fell 1.55% to $346.78. Trading volume (456,053) eclipsed its 50-day average volume of 372,985. Data source: Dow Jones Market Data, FactSet. Data compiled March 12, 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 03-12-26 1658ET ### Related Stocks - [IGF.US](https://longbridge.com/en/quote/IGF.US.md) - [NOC.US](https://longbridge.com/en/quote/NOC.US.md) - [VOO.US](https://longbridge.com/en/quote/VOO.US.md) - [DFEN.US](https://longbridge.com/en/quote/DFEN.US.md) - [XSD.US](https://longbridge.com/en/quote/XSD.US.md) - [XSW.US](https://longbridge.com/en/quote/XSW.US.md) - [ROP.US](https://longbridge.com/en/quote/ROP.US.md) - [EXI.US](https://longbridge.com/en/quote/EXI.US.md) - [XLI.US](https://longbridge.com/en/quote/XLI.US.md) - [ITA.US](https://longbridge.com/en/quote/ITA.US.md) - [HVAC.US](https://longbridge.com/en/quote/HVAC.US.md) - [TDY.US](https://longbridge.com/en/quote/TDY.US.md) - [PPA.US](https://longbridge.com/en/quote/PPA.US.md) - [PSI.US](https://longbridge.com/en/quote/PSI.US.md) - [IVV.US](https://longbridge.com/en/quote/IVV.US.md) - [EMR.US](https://longbridge.com/en/quote/EMR.US.md) - [IYJ.US](https://longbridge.com/en/quote/IYJ.US.md) - [ARKQ.US](https://longbridge.com/en/quote/ARKQ.US.md) - [BOTZ.US](https://longbridge.com/en/quote/BOTZ.US.md) - [VIS.US](https://longbridge.com/en/quote/VIS.US.md) - [GRID.US](https://longbridge.com/en/quote/GRID.US.md) - [ROBO.US](https://longbridge.com/en/quote/ROBO.US.md) - [PAVE.US](https://longbridge.com/en/quote/PAVE.US.md) - [XAR.US](https://longbridge.com/en/quote/XAR.US.md) - [SOXX.US](https://longbridge.com/en/quote/SOXX.US.md) - [ARKX.US](https://longbridge.com/en/quote/ARKX.US.md) ## Related News & Research - [Northland Securities Inc. Buys New Position in Emerson Electric Co. $EMR](https://longbridge.com/en/news/282526089.md) - [New Credit Line and Spin-Off Pushback Could Be A Game Changer For Roper Technologies (ROP)](https://longbridge.com/en/news/282729873.md) - [Oppenheimer Remains a Buy on Trane Technologies (TT)](https://longbridge.com/en/news/282700242.md) - [Teledyne to Showcase Integrated Maritime Technology Portfolio at the 2026 IHO Assembly | TDY Stock News](https://longbridge.com/en/news/282636539.md) - [Trane Technologies plc $TT Shares Sold by NBT Bank N A NY](https://longbridge.com/en/news/282415100.md)