Compare Stocks: TDY, CSQ, AME, and DCI

Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AME AMETEK	$239.49 +0.7%	$241.37	$179.24 ▼ $261.16	$54.87B	0.99	1.29 million shs	423,078 shs
CSQ Calamos Strategic Total Return Fund	$20.95 -0.7%	$20.62	$16.41 ▼ $21.17	N/A	N/A	238,175 shs	110,631 shs
DCI Donaldson	$91.64 +0.7%	$92.43	$79.42 ▼ $112.84	$10.62B	0.92	717,065 shs	136,187 shs
TDY Teledyne Technologies	$607.74 -0.5%	$646.64	$483.02 ▼ $697.67	$28.17B	0.91	347,834 shs	65,400 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
AME AMETEK	0.00%	+1.06%	-6.37%	+3.41%	+26.89%
CSQ Calamos Strategic Total Return Fund	0.00%	+0.72%	+0.81%	+6.52%	+13.33%
DCI Donaldson	0.00%	+0.14%	-7.73%	+5.81%	+12.41%
TDY Teledyne Technologies	0.00%	-0.54%	-11.67%	-1.32%	+11.32%

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AME AMETEK	$239.49 +0.7%	$241.37	$179.24 ▼ $261.16	$54.87B	0.99	1.29 million shs	423,078 shs
CSQ Calamos Strategic Total Return Fund	$20.95 -0.7%	$20.62	$16.41 ▼ $21.17	N/A	N/A	238,175 shs	110,631 shs
DCI Donaldson	$91.64 +0.7%	$92.43	$79.42 ▼ $112.84	$10.62B	0.92	717,065 shs	136,187 shs
TDY Teledyne Technologies	$607.74 -0.5%	$646.64	$483.02 ▼ $697.67	$28.17B	0.91	347,834 shs	65,400 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
AME AMETEK	0.00%	+1.06%	-6.37%	+3.41%	+26.89%
CSQ Calamos Strategic Total Return Fund	0.00%	+0.72%	+0.81%	+6.52%	+13.33%
DCI Donaldson	0.00%	+0.14%	-7.73%	+5.81%	+12.41%
TDY Teledyne Technologies	0.00%	-0.54%	-11.67%	-1.32%	+11.32%

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
AME AMETEK	2.76	Moderate Buy	$266.06	11.10% Upside
CSQ Calamos Strategic Total Return Fund	0.00	N/A	N/A	N/A
DCI Donaldson	2.60	Moderate Buy	$101.00	10.21% Upside
TDY Teledyne Technologies	2.63	Moderate Buy	$721.67	18.75% Upside

Current Analyst Ratings Breakdown

Latest TDY, CSQ, AME, and DCI Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
9/8/2026	AME AMETEK	Vertical Research Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Initiated Coverage	Buy	$255.00
8/28/2026	DCI Donaldson	Stifel Nicolaus Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Set Price Target		$95.00
8/27/2026	DCI Donaldson	Robert W. Baird Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Outperform	$105.00 ➝ $110.00
8/25/2026	TDY Teledyne Technologies	Zacks Research Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Downgrade	Strong-Buy ➝ Hold
8/20/2026	DCI Donaldson	Weiss Ratings Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Buy (B-) ➝ Buy (B)
8/19/2026	TDY Teledyne Technologies	Weiss Ratings Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy (B)
8/19/2026	DCI Donaldson	Robert W. Baird Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Outperform	$95.00 ➝ $105.00
8/13/2026	TDY Teledyne Technologies	Morgan Stanley Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Equal Weight	$680.00 ➝ $715.00
8/11/2026	AME AMETEK	Weiss Ratings Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Buy (B-) ➝ Buy (B)
8/6/2026	AME AMETEK	TD Cowen Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy
8/6/2026	AME AMETEK	Truist Financial Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Buy	$303.00 ➝ $316.00

(Data available from 9/8/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
AME AMETEK	$7.40B	7.42	$9.42 per share	25.42	$46.42 per share	5.16
CSQ Calamos Strategic Total Return Fund	$1.06B	N/A	N/A	N/A	N/A	N/A
DCI Donaldson	$3.89B	2.73	$5.00 per share	18.33	$15.22 per share	6.02
TDY Teledyne Technologies	$6.12B	4.61	$29.22 per share	20.80	$223.93 per share	2.71

Compare Profitability & Earnings

Company	Net Income	EPS	Trailing P/E Ratio	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
AME AMETEK	$1.48B	$6.84	35.00	26.49	3.04	20.04%	16.93%	11.26%	10/29/2026 (Estimated)
CSQ Calamos Strategic Total Return Fund	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
DCI Donaldson	$453.80M	$3.85	23.80	18.78	2.10	11.68%	28.68%	14.27%	N/A
TDY Teledyne Technologies	$894.80M	$20.71	29.34	22.60	2.66	15.29%	10.56%	7.34%	10/28/2026 (Estimated)

Latest TDY, CSQ, AME, and DCI Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
8/26/2026	Q4 2026	DCI Donaldson	$1.13	$1.15	+$0.02	$1.10	$1.04 billion	$1.06 billion
8/4/2026	Q2 2026	AME AMETEK	$1.99	$2.09	+$0.10	$1.77	$1.95 billion	$2.04 billion
7/22/2026	Q2 2026	TDY Teledyne Technologies	$5.79	$6.28	+$0.49	$5.37	$1.58 billion	$1.66 billion

Compare Dividends

Company	Annual Payout	Dividend Yield	5-Year Annualized Dividend Growth	Payout Ratio	Years of Consecutive Growth
AME AMETEK	$1.36	0.57%	+11.49%	19.88%	6 Years
CSQ Calamos Strategic Total Return Fund	$1.55	7.35%	N/A	N/A	N/A
DCI Donaldson	$1.28	1.41%	+7.50%	33.25%	38 Years
TDY Teledyne Technologies	N/A	N/A	N/A	N/A	N/A

Latest TDY, CSQ, AME, and DCI Dividends

Announcement	Company	Period	Amount	Yield	Ex-Dividend Date	Record Date	Payable Date
8/6/2026	AME AMETEK	quarterly	$0.34	0.54%	9/15/2026	9/15/2026	9/30/2026
9/1/2026	CSQ Calamos Strategic Total Return Fund	monthly	$0.1350	7.81%	9/14/2026	9/14/2026	9/21/2026
7/31/2026	DCI Donaldson	quarterly	$0.32	1.35%	8/17/2026	8/17/2026	8/31/2026
8/3/2026	CSQ Calamos Strategic Total Return Fund	monthly	$0.1350	7.74%	8/14/2026	8/14/2026	8/21/2026
7/1/2026	CSQ Calamos Strategic Total Return Fund	monthly	$0.1350	7.92%	7/14/2026	7/14/2026	7/21/2026

(Data available from 1/1/2013 forward)

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
AME AMETEK	0.09	1.21	0.76
CSQ Calamos Strategic Total Return Fund	N/A	N/A	N/A
DCI Donaldson	0.73	2.08	1.41
TDY Teledyne Technologies	0.19	2.18	1.39

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
AME AMETEK	87.43%
CSQ Calamos Strategic Total Return Fund	N/A
DCI Donaldson	82.81%
TDY Teledyne Technologies	91.58%

Insider Ownership

Company	Insider Ownership
AME AMETEK	0.54%
CSQ Calamos Strategic Total Return Fund	N/A
DCI Donaldson	2.20%
TDY Teledyne Technologies	1.36%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
AME AMETEK	22,500	229.20 million	227.97 million	Optionable
CSQ Calamos Strategic Total Return Fund	N/A	N/A	N/A	Not Optionable
DCI Donaldson	15,000	115.91 million	113.36 million	Optionable
TDY Teledyne Technologies	15,800	46.36 million	45.73 million	Optionable

TDY, CSQ, AME, and DCI Headlines

Recent News About These Companies

Teledyne Technologies (TDY) Raises Guidance as Defense, Space and Industrial Demand Accelerate

1 hour ago | insidermonkey.com

Teledyne Technologies Incorporated $TDY Shares Bought by California State Teachers Retirement System

September 8 at 3:29 AM | marketbeat.com

Teledyne Technologies Incorporated $TDY Shares Bought by Maren Capital LLC

September 6 at 5:35 AM | marketbeat.com

19,360 Shares in Teledyne Technologies Incorporated $TDY Acquired by Nykredit A S

September 5 at 5:12 AM | marketbeat.com

Teledyne Qioptiq Receives $21 Mln German Order For PHOENIX-XR Thermal Sights

September 4, 2026 | rttnews.com

Teledyne Hikes on New Contract

September 4, 2026 | baystreet.ca

Van ECK Associates Corp Has $3.44 Million Stock Holdings in Teledyne Technologies Incorporated $TDY

September 4, 2026 | marketbeat.com

2,963 Shares in Teledyne Technologies Incorporated $TDY Purchased by Empowered Funds LLC

September 4, 2026 | marketbeat.com

Teledyne Qioptiq Receives First Option from Germany for Additional PHOENIX-XR Cooled Thermal Weapon Sights Valued at More Than $21 Million

September 4, 2026 | businesswire.com

Can Commercial Aerospace Recovery Boost Teledyne's Growth?

September 3, 2026 | zacks.com

Everspin and Teledyne HiRel partner to offer MRAM for aerospace and defense applications

September 2, 2026 | msn.com

Everspin Technologies and Teledyne HiRel Semiconductors Partner to Accelerate MRAM Adoption in Aerospace and Defense Applications

September 2, 2026 | businesswire.com

A Rocket Launch Just Highlighted Teledyne’s (TDY) Overlooked Space Business

September 2, 2026 | insidermonkey.com

A Rocket Launch Just Highlighted Teledyne’s (TDY) Overlooked Space Business

September 2, 2026 | uk.finance.yahoo.com

4,330 Shares in Teledyne Technologies Incorporated $TDY Purchased by Corient Private Wealth LP

September 2, 2026 | marketbeat.com

Public Employees Retirement System of Ohio Acquires Shares of 14,260 Teledyne Technologies Incorporated $TDY

September 1, 2026 | marketbeat.com

Teledyne Surpasses 1,000 Scientific Imaging Sensors in Space with the Launch of NASA's Nancy Grace Roman Space Telescope

August 31, 2026 | businesswire.com

Teledyne Surpasses 1,000 Scientific Imaging Sensors in Space with the Launch of NASA’s Nancy Grace Roman Space Telescope

August 31, 2026 | dispatch.com

1,865 Shares in Teledyne Technologies Incorporated $TDY Bought by Beacon Pointe Advisors LLC

August 31, 2026 | marketbeat.com

Jefferies Financial Group Inc. Buys Shares of 3,237 Teledyne Technologies Incorporated $TDY

August 30, 2026 | marketbeat.com

Man Group plc Buys New Holdings in Teledyne Technologies Incorporated $TDY

August 30, 2026 | marketbeat.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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TDY, CSQ, AME, and DCI Company Descriptions

AMETEK NYSE:AME

$239.49 +1.77 (+0.74%)

As of 01:24 PM Eastern

AMETEK, Inc. manufactures and sells electronic instruments and electromechanical devices in the North America, Europe, Asia, and South America, and internationally. The company's EIG segment offers advanced instruments for the process, aerospace, power, and industrial markets; process and analytical instruments for the oil and gas, petrochemical, pharmaceutical, semiconductor, automation, and food and beverage industries; instruments to the laboratory equipment, ultra-precision manufacturing, medical, and test and measurement markets; power quality monitoring and c devices, uninterruptible power supplies, programmable power and electromagnetic compatibility test equipment, and sensors for gas turbines and dashboard instruments; heavy trucks, instrumentation, and controls for the food and beverage industries; and aircraft and engine sensors, power supplies, embedded computing, monitoring, fuel and fluid measurement, and data acquisition systems for aerospace and defense industry. Its EMG segment offers engineered medical components and devices, automation solutions, thermal management systems, specialty metals, and electrical interconnects; single-use and consumable surgical instruments, implantable components, and drug delivery systems; engineered electrical connectors and electronics packaging to protect sensitive devices and mission-critical electronics; precision motion control products for data storage, medical devices, business equipment, and automation; high-purity powdered metals, strips and foils, specialty clad metals, and metal matrix composites; motor-blower systems and heat exchangers for thermal management, military and commercial aircraft, and military ground vehicles; motors for commercial appliances, food and beverage machines, hydraulic pumps, and industrial blowers; and operates a network of aviation maintenance, repair, and overhaul facilities. AMETEK, Inc. was incorporated in 1930 and is headquartered in Berwyn, Pennsylvania.

Calamos Strategic Total Return Fund NASDAQ:CSQ

$20.95 -0.14 (-0.67%)

As of 01:23 PM Eastern

Calamos Strategic Total Return Fund is a closed ended balanced mutual fund launched by Calamos Investments LLC. The fund is managed by Calamos Advisors LLC. It invests in the public equity and fixed income markets of the United States. The fund seeks to invest in securities of companies operating across diversified sectors. It primarily invests in common and preferred stocks of companies across all market capitalizations, convertible securities, and high yield corporate bonds with an average credit rating of BB as rated by S&P. The fund employs both fundamental and quantitative analysis with a combination of bottom-up and top-down security picking approaches to create its portfolio. Calamos Strategic Total Return Fund was formed on December 31, 2003 and is domiciled in the United States.

Donaldson NYSE:DCI

$91.64 +0.61 (+0.67%)

As of 01:24 PM Eastern

Donaldson Company, Inc. manufactures and sells filtration systems and replacement parts worldwide. The company operates through three segments: Mobile Solutions, Industrial Solutions, and Life Sciences. Its Mobile Solutions segment provides replacement filters for air and liquid filtration applications, such as air filtration systems; liquid filtration systems for fuel, lube, and hydraulic applications; exhaust and emissions systems and sensors; indicators; and monitoring systems. This segment sells its products to original equipment manufacturers (OEMs) in the construction, mining, agriculture, aerospace, defense, and transportation markets; and to independent distributors, and OEM dealer networks. The company's Industrial Solutions segment offers dust, fume, and mist collectors; compressed air and industrial gasses purification systems; and hydraulic and lubricated rotating equipment applications, as well as gas and liquid filtration for industrial processes. This segment sells its products to various distributors, OEMs, and end-users. Its Life Sciences segment provides micro-environment gas and liquid filtration for food, beverage, and industrial processes; bioprocessing equipment, that includes bioreactors and fermenters; and bioprocessing consumables, such as chromatography devices, reagents and filters, and polytetrafluoroethylene membrane-based products, as well as specialized air and gas filtration systems for applications, including hard disk drives, semi-conductor manufacturing and sensors, battery systems, and powertrain components to OEMs and various end-users. The company was founded in 1915 and is headquartered in Bloomington, Minnesota.

Teledyne Technologies NYSE:TDY

$607.74 -2.92 (-0.48%)

As of 01:24 PM Eastern

Teledyne Technologies Incorporated, together with its subsidiaries, provides enabling technologies for industrial growth markets in the United States and internationally. Its Digital Imaging segment provides visible spectrum sensors and digital cameras; and infrared, ultraviolet, visible, and X-ray spectra; as well as micro electromechanical systems and semiconductors, including analog-to-digital and digital-to-analog converters. This segment also offers cooled and uncooled infrared or thermal products, including sensors, camera cores, and camera systems; high-resolution, low-dose X-ray sensors, high-power microwave, and high-energy X-ray subsystems; and instruments for the measurement of physical properties and maritime products; as well as develops and manufactures multi-spectrum electro-optic/infrared imaging systems and associated products, such as lasers, optics, and radars, CBRNE (Chemical, Biological, Radiological, Nuclear and Explosive detectors), and unmanned air and ground systems. The company's Instrumentation segment offers monitoring, control, and electronic test and measurement equipment; and power and communications connectivity devices for distributed instrumentation systems and sensor networks. The company's Aerospace and Defense Electronics segment provides electronic components and subsystems, data acquisition and communications components and equipment, harsh environment interconnects, general aviation batteries, and other components; and onboard avionics systems and ground-based applications, aircraft data and connectivity solutions, hardware systems, and software applications. Its Engineered Systems segment offers systems engineering and integration, technology development, and manufacturing solutions for defense, space, environmental, and energy applications; and designs and manufactures electrochemical energy systems and electronics for military applications. The company was founded in 1960 and is headquartered in Thousand Oaks, California.

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Compare Stocks

Comparative Price Performance Over Time

Compare Price & Volume

Compare Price Performance

Compare Price & Volume

Compare Price Performance

Compare Analyst Forecasts

Current Analyst Ratings Breakdown

Latest TDY, CSQ, AME, and DCI Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Latest TDY, CSQ, AME, and DCI Earnings

Compare Dividends

Latest TDY, CSQ, AME, and DCI Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

TDY, CSQ, AME, and DCI Headlines

Recent News About These Companies

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

TDY, CSQ, AME, and DCI Company Descriptions

AMETEK NYSE:AME

Calamos Strategic Total Return Fund NASDAQ:CSQ

Donaldson NYSE:DCI

Teledyne Technologies NYSE:TDY

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