Compare Stocks Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities. Stocks to Compare Sections All Sections Selected Performance Chart Price & Volume MarketRank Analyst Ratings Sales & Book Value Profitability & Earnings Dividends Debt Ownership Miscellaneous Headlines About Compare NASDAQ:AMZN NASDAQ:IRBT NASDAQ:SIMO On This Page Performance ChartPrice & VolumeMarketRank™Analyst RatingsSales & Book ValueProfitability & EarningsDividendsDebtOwnershipMiscellaneousHeadlinesAbout Comparison Ideas Stock Ideas Comparative Price Performance Over Time1 day7 days30 days90 days365 daysCompare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeAMZNAmazon.com$266.32-0.8%$239.50$196.00▼$278.56$2.86T1.4645.18 million shs27.45 million shsIRBTiRobot$0.47$1.44$0.44▼$6.10$14.85M1.19.23 million shsN/ASIMOSilicon Motion Technology$276.14+4.8%$166.53$60.35▼$278.50$9.36B1.671.38 million shs798,543 shsOptions Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAMZNAmazon.com0.00%+0.83%+4.41%+26.75%+32.42%IRBTiRobot0.00%0.00%0.00%0.00%-81.78%SIMOSilicon Motion Technology0.00%+6.21%+94.46%+104.73%+326.73%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeAMZNAmazon.com$266.32-0.8%$239.50$196.00▼$278.56$2.86T1.4645.18 million shs27.45 million shsIRBTiRobot$0.47$1.44$0.44▼$6.10$14.85M1.19.23 million shsN/ASIMOSilicon Motion Technology$276.14+4.8%$166.53$60.35▼$278.50$9.36B1.671.38 million shs798,543 shsOptions Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAMZNAmazon.com0.00%+0.83%+4.41%+26.75%+32.42%IRBTiRobot0.00%0.00%0.00%0.00%-81.78%SIMOSilicon Motion Technology0.00%+6.21%+94.46%+104.73%+326.73%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAMZNAmazon.com 2.95Moderate Buy$312.6617.40% UpsideIRBTiRobot 1.50ReduceN/AN/ASIMOSilicon Motion Technology 3.00Buy$205.63-25.54% DownsideCurrent Analyst Ratings BreakdownLatest IRBT, AMZN, and SIMO Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/20/2026AMZNAmazon.com Wells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingSet Price TargetOverweight$313.00 ➝ $312.005/18/2026AMZNAmazon.com Arete ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetBuy$301.00 ➝ $310.005/13/2026AMZNAmazon.com Phillip SecuritiesSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeModerate Buy ➝ Buy$280.005/12/2026AMZNAmazon.com TD CowenSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingReiterated RatingBuy$350.005/6/2026AMZNAmazon.com Weiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeBuy (B-) ➝ Buy (B)5/6/2026SIMOSilicon Motion Technology Weiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingDowngradeBuy (B-) ➝ Hold (C)5/5/2026AMZNAmazon.com BNP Paribas ExaneSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOutperform$320.00 ➝ $345.005/5/2026AMZNAmazon.com China RenaissanceSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetBuy$300.00 ➝ $326.005/5/2026SIMOSilicon Motion Technology Zacks ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeHold ➝ Strong-Buy5/4/2026AMZNAmazon.com DZ BankSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetBuy$295.00 ➝ $320.005/4/2026AMZNAmazon.com New Street ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetBuy$280.00 ➝ $350.00(Data available from 5/24/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAMZNAmazon.com$742.78B3.86$13.36 per share19.93$41.08 per share6.48IRBTiRobot$681.85M0.02N/AN/A$2.00 per share0.23SIMOSilicon Motion Technology$885.63M10.57$4.50 per share61.41$26.72 per share10.33Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAMZNAmazon.com$77.67B$8.3631.8626.581.9912.22%19.92%9.86%7/30/2026 (Estimated)IRBTiRobot-$145.52M-$6.66N/AN/AN/A-38.16%-2,446.70%-32.63%N/ASIMOSilicon Motion Technology$122.64M$5.0354.9029.660.8516.02%20.24%14.46%7/29/2026 (Estimated)Latest IRBT, AMZN, and SIMO EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails4/29/2026Q1 2026AMZNAmazon.com$1.63$2.78+$1.15$2.78$177.28 billion$181.52 billion4/28/2026Q1 2026SIMOSilicon Motion Technology$1.31$1.58+$0.27$1.97$299.53 million$342.11 millionCompare DividendsCompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive GrowthAMZNAmazon.com$0.200.08%N/A2.39%N/AIRBTiRobotN/AN/AN/AN/AN/ASIMOSilicon Motion Technology$1.990.72%+7.44%39.56%N/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAMZNAmazon.com0.271.181.01IRBTiRobotN/A0.520.22SIMOSilicon Motion TechnologyN/A2.851.38Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAMZNAmazon.com72.20%IRBTiRobot77.42%SIMOSilicon Motion Technology78.02%Insider OwnershipCompanyInsider OwnershipAMZNAmazon.com8.90%IRBTiRobot0.62%SIMOSilicon Motion Technology5.34%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAMZNAmazon.com1,576,00010.76 billion9.80 billionOptionableIRBTiRobot1,25031.83 million31.63 millionOptionableSIMOSilicon Motion Technology2,00933.91 million32.10 millionOptionableIRBT, AMZN, and SIMO HeadlinesRecent News About These CompaniesB. Riley Raises its Price Target on Silicon Motion (SIMO)May 22 at 2:44 PM | finance.yahoo.comSilicon Motion (SIMO) Is Up 2.52% in One Week: What You Should KnowMay 22 at 1:01 PM | zacks.com5 High Return Semiconductor Stocks to Buy NowMay 20, 2026 | insidermonkey.comSilicon Motion Achieves ISO 26262 Certification for Automotive ApplicationsMay 20, 2026 | finance.yahoo.comIs Silicon Motion Technology (NasdaqGS:SIMO) Now Overvalued After Its Recent Share Price SurgeMay 20, 2026 | finance.yahoo.comSilicon Motion Achieves ISO 26262 Certification for Automotive ApplicationsMay 20, 2026 | businesswire.comSilicon Motion’s Q1 Surge Highlights Turn Toward Enterprise And AI StorageMay 20, 2026 | finance.yahoo.comSilicon Motion Technology Corporation (SIMO) Presents at J.P. Morgan 54th Annual Global Technology, Media and Communications Conference TranscriptMay 19, 2026 | seekingalpha.comSilicon Motion Technology Corporation (NASDAQ:SIMO) Receives Consensus Recommendation of "Buy" from AnalystsMay 19, 2026 | americanbankingnews.comSilicon Motion Technology Corporation (SIMO) Is a Trending Stock: Facts to Know Before Betting on ItMay 18, 2026 | zacks.comSilicon Motion to Attend Upcoming Investor ConferencesMay 18, 2026 | globenewswire.comJim Cramer spots hidden upside in a surging chip stockMay 17, 2026 | aol.comAJim Cramer on Silicon Motion: “You Buy Some, and Then You Wait for a Pullback”May 17, 2026 | insidermonkey.comJim Cramer spots hidden upside in surging Silicon Motion stockMay 17, 2026 | msn.comJim Cramer on Silicon Motion: “You Buy Some, and Then You Wait for a Pullback”May 17, 2026 | finance.yahoo.comWall Street Analysts Think Silicon Motion (SIMO) Is a Good Investment: Is It?May 15, 2026 | zacks.comJim Cramer: Design Therapeutics is 'pure spec,' buy this health care stockMay 15, 2026 | msn.comIs Silicon Motion Technology the Next Sandisk?May 15, 2026 | fool.comSilicon Motion Technology Corporation - Depositary Receipt (SIMO) price target increased by 56.74% to 241.94May 14, 2026 | msn.comIs It Too Late To Consider Silicon Motion Technology (SIMO) After 352% One-Year Surge?May 11, 2026 | finance.yahoo.comSilicon Motion Technology (NASDAQ:SIMO) Hits New 1-Year High - Here's WhyMay 11, 2026 | marketbeat.comNew MarketBeat Followers Over TimeMedia Sentiment Over Time Top HeadlinesView All HeadlinesAmazon’s Earnings Just Sent the Stock to New Highs—What’s Next?By Sam Quirke | April 30, 2026Amazon vs. Alibaba: One Is Clearly The Better Value Play right NowBy Sam Quirke | May 14, 2026Amazon Weaponizes Logistics, Triggering Sector-Wide SelloffBy Jeffrey Neal Johnson | May 5, 2026Just How Big a Problem Could Amazon’s Cash Burn Rate Be?By Sam Quirke | May 6, 2026Amazon Takes a Bite Out of Hims: What Its GLP-1 Entrance MeansBy Leo Miller | April 28, 2026IRBT, AMZN, and SIMO Company DescriptionsAmazon.com NASDAQ:AMZN$266.32 -2.14 (-0.80%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$265.50 -0.82 (-0.31%) As of 05/22/2026 08:00 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.Amazon.com, Inc. engages in the retail sale of consumer products, advertising, and subscriptions service through online and physical stores in North America and internationally. The company operates through three segments: North America, International, and Amazon Web Services (AWS). It also manufactures and sells electronic devices, including Kindle, Fire tablets, Fire TVs, Echo, Ring, Blink, and eero; and develops and produces media content. In addition, the company offers programs that enable sellers to sell their products in its stores; and programs that allow authors, independent publishers, musicians, filmmakers, Twitch streamers, skill and app developers, and others to publish and sell content. Further, it provides compute, storage, database, analytics, machine learning, and other services, as well as advertising services through programs, such as sponsored ads, display, and video advertising. Additionally, the company offers Amazon Prime, a membership program. The company's products offered through its stores include merchandise and content purchased for resale and products offered by third-party sellers. It serves consumers, sellers, developers, enterprises, content creators, advertisers, and employees. Amazon.com, Inc. was incorporated in 1994 and is headquartered in Seattle, Washington.iRobot NASDAQ:IRBTiRobot 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.Silicon Motion Technology NASDAQ:SIMO$276.14 +12.63 (+4.79%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$278.07 +1.93 (+0.70%) As of 05/22/2026 07:58 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.Silicon Motion Technology Corporation, together with its subsidiaries, designs, develops, and markets NAND flash controllers for solid-state storage devices. The company offers controllers for computing-grade solid state drives (SSDs), which are used in PCs and other client devices; enterprise-grade SSDs used in data centers; eMMC and UFS mobile embedded storage for use in smartphones and IoT devices; flash memory cards and flash drives for use in expandable storage; and specialized SSDs that are used in industrial, commercial, and automotive applications. It markets its controllers under the SMI brand; enterprise-grade SSDs under the Shannon Systems brand; and single-chip industrial-grade SSDs under the FerriSSD, Ferri-eMMC, and Ferri-UFS brands. The company markets and sells its products through direct sales personnel and independent electronics distributors to NAND flash makers, module makers, hyperscalers, and OEMs. It operates in Taiwan, the United States, Korea, China, Malaysia, Singapore, and internationally. The company was founded in 1995 and is based in Hong Kong, Hong Kong. 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