Compare Stocks: TSLA, RR, SERV, TER, and IRBT

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
IRBT iRobot	$0.47	$1.44	$0.44 ▼ $6.10	$14.85M	1.1	9.23 million shs	N/A
RR Richtech Robotics	$1.83 -6.2%	$1.73	$1.30 ▼ $7.43	$438.95M	-0.65	5.88 million shs	5.62 million shs
SERV Serve Robotics	$5.03 +3.1%	$5.42	$4.32 ▼ $18.64	$423.13M	1.34	5.14 million shs	3.15 million shs
TER Teradyne	$354.97 -4.6%	$380.37	$109.56 ▼ $487.91	$58.17B	1.78	2.71 million shs	2.38 million shs
TSLA Tesla	$348.75 -1.7%	$360.33	$297.38 ▼ $498.83	$1.40T	1.83	33.36 million shs	32.86 million shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
IRBT iRobot	0.00%	0.00%	0.00%	0.00%	-87.26%
RR Richtech Robotics	-6.15%	+7.65%	+35.56%	-39.40%	-44.71%
SERV Serve Robotics	+3.07%	+1.00%	+15.10%	-46.20%	-56.68%
TER Teradyne	-4.59%	-5.53%	+11.13%	-5.17%	+203.42%
TSLA Tesla	-1.71%	-3.89%	+16.90%	-19.97%	-0.24%

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
IRBT iRobot	$0.47	$1.44	$0.44 ▼ $6.10	$14.85M	1.1	9.23 million shs	N/A
RR Richtech Robotics	$1.83 -6.2%	$1.73	$1.30 ▼ $7.43	$438.95M	-0.65	5.88 million shs	5.62 million shs
SERV Serve Robotics	$5.03 +3.1%	$5.42	$4.32 ▼ $18.64	$423.13M	1.34	5.14 million shs	3.15 million shs
TER Teradyne	$354.97 -4.6%	$380.37	$109.56 ▼ $487.91	$58.17B	1.78	2.71 million shs	2.38 million shs
TSLA Tesla	$348.75 -1.7%	$360.33	$297.38 ▼ $498.83	$1.40T	1.83	33.36 million shs	32.86 million shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
IRBT iRobot	0.00%	0.00%	0.00%	0.00%	-87.26%
RR Richtech Robotics	-6.15%	+7.65%	+35.56%	-39.40%	-44.71%
SERV Serve Robotics	+3.07%	+1.00%	+15.10%	-46.20%	-56.68%
TER Teradyne	-4.59%	-5.53%	+11.13%	-5.17%	+203.42%
TSLA Tesla	-1.71%	-3.89%	+16.90%	-19.97%	-0.24%

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
IRBT iRobot	1.00	Sell	N/A	N/A
RR Richtech Robotics	2.00	Hold	$6.00	227.87% Upside
SERV Serve Robotics	2.75	Moderate Buy	$14.77	193.57% Upside
TER Teradyne	2.81	Moderate Buy	$396.80	11.78% Upside
TSLA Tesla	2.43	Hold	$401.74	15.20% Upside

Current Analyst Ratings Breakdown

Latest TSLA, RR, SERV, TER, and IRBT Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
8/24/2026	TSLA Tesla	Citigroup Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Market Perform
8/21/2026	TER Teradyne	Robert W. Baird Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Outperform ➝ Neutral	$420.00
8/20/2026	TER Teradyne	Weiss Ratings Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Buy (B-) ➝ Buy (B)
8/18/2026	TSLA Tesla	Glj Research Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Sell
8/17/2026	TSLA Tesla	BMO Capital Markets Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Initiated Coverage	Outperform
8/16/2026	RR Richtech Robotics	Freedom Capital Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Strong Sell ➝ Hold
8/14/2026	TSLA Tesla	TD Cowen Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy
8/14/2026	SERV Serve Robotics	Freedom Capital Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Hold ➝ Strong-Buy
8/10/2026	SERV Serve Robotics	Guggenheim Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Lower Price Target	Buy	$13.00 ➝ $7.00
8/7/2026	SERV Serve Robotics	Oppenheimer Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Lower Price Target	Outperform	$20.00 ➝ $7.00
8/7/2026	SERV Serve Robotics	Cantor Fitzgerald Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Downgrade	Overweight ➝ Neutral

(Data available from 8/29/2023 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
IRBT iRobot	$681.85M	0.02	N/A	N/A	$2.00 per share	0.23
RR Richtech Robotics	$5.05M	81.57	N/A	N/A	$1.64 per share	1.12
SERV Serve Robotics	$2.65M	164.59	N/A	N/A	$4.06 per share	1.24
TER Teradyne	$3.19B	17.40	$4.63 per share	76.65	$22.22 per share	15.98
TSLA Tesla	$94.83B	14.53	$2.62 per share	133.22	$22.15 per share	15.74

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
IRBT iRobot	-$145.52M	-$6.66	N/A	N/A	N/A	-38.16%	-2,446.70%	-32.63%	N/A
RR Richtech Robotics	-$49.07M	-$0.06	N/A	N/A	N/A	-224.35%	-3.74%	-3.63%	9/2/2026 (Estimated)
SERV Serve Robotics	-$101.36M	-$2.45	N/A	N/A	N/A	-2,315.80%	-55.34%	-52.06%	11/11/2026 (Estimated)
TER Teradyne	$554.05M	$7.29	48.69	31.52	0.75	25.77%	39.93%	27.67%	10/27/2026 (Estimated)
TSLA Tesla	$3.79B	$1.08	322.92	252.72	17.91	3.67%	3.82%	2.27%	10/28/2026 (Estimated)

Latest TSLA, RR, SERV, TER, and IRBT Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
9/2/2026	Q2 2026	RR Richtech Robotics	-$0.05	N/A	N/A	N/A	$1.55 million	N/A
8/6/2026	Q2 2026	SERV Serve Robotics	-$0.69	-$0.80	-$0.11	-$0.80	$3.51 million	$3.24 million
7/29/2026	Q2 2026	TER Teradyne	$2.09	$2.47	+$0.38	$2.38	$1.22 billion	$1.33 billion
7/22/2026	Q2 2026	TSLA Tesla	$0.50	$0.33	-$0.17	$0.32	$26.42 billion	$28.24 billion

Compare Dividends

Company	Annual Payout	Dividend Yield	5-Year Annualized Dividend Growth	Payout Ratio	Years of Consecutive Growth
IRBT iRobot	N/A	N/A	N/A	N/A	N/A
RR Richtech Robotics	N/A	N/A	N/A	N/A	N/A
SERV Serve Robotics	N/A	N/A	N/A	N/A	N/A
TER Teradyne	$0.52	0.15%	+3.71%	7.13%	1 Years
TSLA Tesla	N/A	N/A	N/A	N/A	N/A

Latest TSLA, RR, SERV, TER, and IRBT Dividends

Announcement	Company	Period	Amount	Yield	Ex-Dividend Date	Record Date	Payable Date
8/24/2026	TER Teradyne	quarterly	$0.13	0.14%	9/4/2026	9/4/2026	9/25/2026

(Data available from 1/1/2013 forward)

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
IRBT iRobot	N/A	0.52	0.22
RR Richtech Robotics	N/A	93.61	92.88
SERV Serve Robotics	N/A	12.83	12.83
TER Teradyne	N/A	2.12	1.76
TSLA Tesla	0.09	1.94	1.55

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
IRBT iRobot	77.42%
RR Richtech Robotics	0.01%
SERV Serve Robotics	N/A
TER Teradyne	99.77%
TSLA Tesla	66.20%

Insider Ownership

Company	Insider Ownership
IRBT iRobot	0.62%
RR Richtech Robotics	19.79%
SERV Serve Robotics	5.00%
TER Teradyne	0.19%
TSLA Tesla	19.90%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
IRBT iRobot	1,250	31.83 million	31.63 million	Optionable
RR Richtech Robotics	51	225.10 million	180.55 million	N/A
SERV Serve Robotics	67	86.71 million	82.37 million	N/A
TER Teradyne	6,600	156.34 million	156.04 million	Optionable
TSLA Tesla	134,785	3.95 billion	3.16 billion	Optionable

TSLA, RR, SERV, TER, and IRBT Headlines

Recent News About These Companies

Prediction: Tesla Stock Will Plummet Below $100 if the S&P 500 Enters a Bear Market

33 minutes ago | fool.com

Prediction: Tesla Stock Will Plummet Below $100 if the S&P 500 Enters a Bear Market

53 minutes ago | fool.com

Sandro Wealth Management LLC Makes New Investment in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Prospect Hill Management LLC Takes $42.39 Million Position in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Prospect Financial Services LLC Buys Shares of 5,657 Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

State of Wyoming Purchases Shares of 4,704 Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

S&CO Inc. Takes $3.02 Million Position in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Kelleher Financial Advisors Takes Position in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

4,016 Shares in Tesla, Inc. $TSLA Acquired by Sutton Place Investors LLC

1 hour ago | marketbeat.com

GSA Capital Partners LLP Purchases Shares of 6,266 Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Stoneridge Investment Partners LLC Buys Shares of 4,623 Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

7,390 Shares in Tesla, Inc. $TSLA Purchased by Pacific Sage Partners LLC

1 hour ago | marketbeat.com

TFR Capital LLC. Makes New Investment in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

One Wealth Advisors LLC Acquires New Stake in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Maridea Wealth Management LLC Buys New Shares in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Libra Wealth LLC Invests $2.24 Million in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Phillips Financial Management LLC Purchases New Holdings in Tesla, Inc. $TSLA

1 hour ago | marketbeat.com

Top Electric Vehicle Stocks To Consider - August 26th

1 hour ago | americanbankingnews.com

ABN AMRO Bank N.V. Takes Position in Tesla, Inc. $TSLA

2 hours ago | marketbeat.com

Centric Wealth Management Makes New Investment in Tesla, Inc. $TSLA

2 hours ago | marketbeat.com

67,442 Shares in Tesla, Inc. $TSLA Acquired by Focus Partners Advisor Solutions LLC

2 hours ago | marketbeat.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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TSLA, RR, SERV, TER, and IRBT Company Descriptions

iRobot NASDAQ:IRBT

iRobot Corporation designs, builds, and sells robots and home innovation products in the United States, Europe, the Middle East, Africa, Japan, and internationally. The company offers floor care products, including Roomba floor vacuuming robots; Roomba accessories and consumables, such as the Clean Base Automatic Dirt Disposal, replacement dirt disposal bags for the Clean Base, filters, brushes, and batteries; Braava family of automatic floor mopping robots; and Braava accessories and consumables, which include cleaning solution, washable and disposable mopping pads, replacement tanks, and batteries, as well as subscription services. It also provides Root robots for coding, discovery, and play; Roomba Combo mopping and vacuuming robot; and accessories, including robot vacuum and mop, handheld vacuum, and air purifier, educational coding robot, and accessory bundles. The company sells its products through chain stores and other national retailers, value- added distributors, and resellers, as well as through its website and app, and e-commerce websites. iRobot Corporation was incorporated in 1990 and is headquartered in Bedford, Massachusetts.

Richtech Robotics NASDAQ:RR

$1.83 -0.12 (-6.15%)

As of 08/28/2026 04:00 PM Eastern

Richtech Robotics Inc. develops, manufactures, deploys, and sells robotic solutions for automation in the service industry. The company offers indoor transport and delivery, sanitation, and food and beverage automation solutions, such as ADAM and ARM worker robots; delivery robots, including Matradee, Matradee X, Matradee L, Richie, and Robbie; and cleaning robots comprising DUST-E SX, and DUST-E MX, as well as accessories, such as bus tubs, cup holders, magnetic tray cases, smartwatches, table location systems, and tray covers. It primarily serves restaurants, hotels, casinos, senior living centers, factories, and retail centers, as well as hospitals, and movie theaters. The company was formerly known as Richtech Creative Displays LLC and changed its name to Richtech Robotics Inc. on June 22, 2022. Richtech Robotics Inc. was incorporated in 2016 and is headquartered in Las Vegas, Nevada.

Serve Robotics NASDAQ:SERV

$5.03 +0.15 (+3.07%)

As of 08/28/2026 04:00 PM Eastern

Serve Robotics Inc. designs, develops, and operates low-emission robots that serve people in public spaces with food delivery in the United States. It builds self-driving delivery robots. The company was formerly known as Patricia Acquisition Corp. and changed its name to Serve Robotics Inc. in July 2023. Serve Robotics Inc. was founded in 2017 and is based in Redwood City, California.

Teradyne NASDAQ:TER

$354.97 -17.09 (-4.59%)

As of 08/28/2026 04:00 PM Eastern

Teradyne, Inc. designs, develops, manufactures, and sells automated test systems and robotics products worldwide. It operates through four segments; Semiconductor Test, System Test, Robotics, and Wireless Test. The Semiconductor Test segment offers products and services for wafer level and device package testing of semiconductor devices in automotive, industrial, communications, consumer, smartphones, cloud, computer and electronic game, and other applications. This segment also provides FLEX test platform systems; J750 test system to address the volume semiconductor devices, including microcontrollers; Magnum platform that tests memory devices, such as flash memory and DRAM; and ETS platform for semiconductor manufacturers, and assembly and test subcontractors in the analog/mixed signal markets. It serves integrated device manufacturers that integrate the fabrication of silicon wafers into their business; fabless companies that outsource the manufacturing of silicon wafers; foundries; and semiconductor assembly and test providers. The System Test segment offers defense/aerospace test instrumentation and systems; storage and system level test systems; and circuit-board test and inspection systems. The Wireless Test segment provides wireless test solutions for silicon validation, wireless module manufacturing, and wireless end device manufacturing under the LitePoint brand. This segment also offers IQxel-MX and IQxel-MW7G series products for edge measurement performance in the manufacturing of connectivity products; IQxstream-5G and IQgig-5G family products to support 4G and 5G technologies; and IQgig-UWB+ for certification and manufacturing test support for ultra wideband products. The Robotics segment provides collaborative robotic arms, autonomous mobile robots, and advanced robotic control software for manufacturing, logistics, and industrial customers. The company was incorporated in 1960 and is headquartered in North Reading, Massachusetts.

Tesla NASDAQ:TSLA

$348.75 -6.06 (-1.71%)

As of 08/28/2026 04:00 PM Eastern

Tesla, Inc. designs, develops, manufactures, leases, and sells electric vehicles, and energy generation and storage systems in the United States, China, and internationally. The company operates in two segments, Automotive, and Energy Generation and Storage. The Automotive segment offers electric vehicles, as well as sells automotive regulatory credits; and non-warranty after-sales vehicle, used vehicles, body shop and parts, supercharging, retail merchandise, and vehicle insurance services. This segment also provides sedans and sport utility vehicles through direct and used vehicle sales, a network of Tesla Superchargers, and in-app upgrades; purchase financing and leasing services; services for electric vehicles through its company-owned service locations and Tesla mobile service technicians; and vehicle limited warranties and extended service plans. The Energy Generation and Storage segment engages in the design, manufacture, installation, sale, and leasing of solar energy generation and energy storage products, and related services to residential, commercial, and industrial customers and utilities through its website, stores, and galleries, as well as through a network of channel partners; and provision of service and repairs to its energy product customers, including under warranty, as well as various financing options to its solar customers. The company was formerly known as Tesla Motors, Inc. and changed its name to Tesla, Inc. in February 2017. Tesla, Inc. was incorporated in 2003 and is headquartered in Austin, Texas.

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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 TSLA, RR, SERV, TER, and IRBT Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Latest TSLA, RR, SERV, TER, and IRBT Earnings

Compare Dividends

Latest TSLA, RR, SERV, TER, and IRBT Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

TSLA, RR, SERV, TER, and IRBT Headlines

Recent News About These Companies

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

TSLA, RR, SERV, TER, and IRBT Company Descriptions

iRobot NASDAQ:IRBT

Richtech Robotics NASDAQ:RR

Serve Robotics NASDAQ:SERV

Teradyne NASDAQ:TER

Tesla NASDAQ:TSLA

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