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:AEHRNASDAQ:CTKBNASDAQ:FEIMNYSE:OWLT 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 VolumeAEHRAehr Test Systems$10.24+6.0%$8.52$6.27▼$21.44$304.86M2.211.17 million shs443,832 shsCTKBCytek Biosciences$2.85+0.7%$3.36$2.37▼$7.63$360.98M1.42762,253 shs1.13 million shsFEIMFrequency Electronics$18.65+2.1%$17.53$8.62▼$21.00$180.48M0.3876,337 shs114,495 shsOWLTOwlet$5.98-2.0%$4.18$2.75▼$6.34$98.82M1.4937,821 shs58,535 shs(Almost) Everything You Need To Know About The EV MarketLooking to profit from the electric vehicle mega-trend? Enter your email address and we'll send you our list of which EV stocks show the most long-term potential.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAEHRAehr Test Systems+6.00%+3.43%+17.57%+8.02%-8.33%CTKBCytek Biosciences+0.71%+10.89%-26.17%-36.24%-48.46%FEIMFrequency Electronics+2.14%-8.76%+0.81%+26.01%+100.11%OWLTOwlet-2.84%+18.53%+49.31%+21.79%+65.65%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAEHRAehr Test Systems3.7263 of 5 stars3.52.00.00.02.22.53.1CTKBCytek Biosciences1.7805 of 5 stars3.12.00.00.01.81.70.6FEIMFrequency Electronics3.1492 of 5 stars0.05.00.00.03.04.21.3OWLTOwlet2.4469 of 5 stars3.72.00.00.00.04.20.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAEHRAehr Test Systems 3.00Buy$25.00144.14% UpsideCTKBCytek Biosciences 2.20Hold$5.6096.49% UpsideFEIMFrequency Electronics 0.00N/AN/AN/AOWLTOwlet 3.33Buy$7.7529.60% UpsideCurrent Analyst Ratings BreakdownLatest OWLT, CTKB, AEHR, and FEIM Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/28/2025CTKBCytek BiosciencesMorgan StanleySubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetEqual Weight ➝ Equal Weight$9.00 ➝ $7.005/12/2025CTKBCytek BiosciencesThe Goldman Sachs GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetSell ➝ Sell$3.50 ➝ $3.005/9/2025CTKBCytek BiosciencesTD CowenSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeBuy ➝ Hold$4.004/23/2025OWLTOwletNorthland CapmkSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeStrong-Buy4/23/2025OWLTOwletNorthland SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageOutperform$7.003/19/2025CTKBCytek BiosciencesStephensSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOverweight ➝ Overweight$6.00 ➝ $6.003/4/2025CTKBCytek BiosciencesPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$8.50 ➝ $8.00(Data available from 6/4/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAEHRAehr Test Systems$61.48M4.96$1.07 per share9.54$3.86 per share2.65CTKBCytek Biosciences$197.05M1.83$0.01 per share206.16$2.90 per share0.98FEIMFrequency Electronics$65.40M2.76$0.93 per share20.00$4.20 per share4.44OWLTOwlet$84.41M1.17N/AN/A($4.38) per share-1.37Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAEHRAehr Test Systems$33.16M$0.7813.6546.55N/A43.41%21.09%18.08%7/15/2025 (Estimated)CTKBCytek Biosciences-$12.15M-$0.09N/A∞N/A-5.05%-2.58%-2.05%8/5/2025 (Estimated)FEIMFrequency Electronics$5.59M$2.4122.74∞N/A13.02%21.49%9.71%7/21/2025 (Estimated)OWLTOwlet-$32.90M-$1.43N/A35.18N/A-13.23%N/A-8.42%8/11/2025 (Estimated)Latest OWLT, CTKB, AEHR, and FEIM EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/8/2025Q1 2025CTKBCytek Biosciences-$0.04-$0.09-$0.05-$0.09$43.18 million$41.46 million5/8/2025Q1 2025OWLTOwlet-$0.05-$0.07-$0.02$0.11$18.14 million$21.10 million3/13/2025Q3 2025FEIMFrequency ElectronicsN/A$1.60N/A$1.60N/A$18.93 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAEHRAehr Test SystemsN/AN/AN/AN/AN/ACTKBCytek BiosciencesN/AN/AN/AN/AN/AFEIMFrequency ElectronicsN/AN/AN/AN/AN/AOWLTOwletN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAEHRAehr Test SystemsN/A7.553.82CTKBCytek BiosciencesN/A6.215.47FEIMFrequency ElectronicsN/A1.790.93OWLTOwletN/A1.461.17Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAEHRAehr Test Systems69.69%CTKBCytek Biosciences69.46%FEIMFrequency Electronics58.60%OWLTOwlet72.60%Insider OwnershipCompanyInsider OwnershipAEHRAehr Test Systems6.20%CTKBCytek Biosciences9.60%FEIMFrequency Electronics26.10%OWLTOwlet67.07%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAEHRAehr Test Systems9029.77 million27.87 millionOptionableCTKBCytek Biosciences500126.66 million116.45 millionOptionableFEIMFrequency Electronics2009.68 million7.10 millionNot OptionableOWLTOwlet10616.53 million5.28 millionNo DataOWLT, CTKB, AEHR, and FEIM HeadlinesRecent News About These CompaniesOwlet (NYSE:OWLT) Trading 13.8% Higher - Here's WhyJune 3 at 4:13 AM | americanbankingnews.comOwlet (NYSE:OWLT) Shares Up 13.8% - Here's WhyJune 3 at 3:39 AM | marketbeat.comInsider Selling: Owlet, Inc. (NYSE:OWLT) President Sells 3,604 Shares of StockMay 22, 2025 | insidertrades.comOwlet Supports NICU Families with $75,000 Donation of Dream Sock Monitors to March of DimesMay 15, 2025 | businesswire.comEarnings call transcript: Owlet’s Q1 2025 sees strong revenue growth, stock risesMay 10, 2025 | uk.investing.comOwlet raises 2025 revenue guidance to $91M-$95M amid strong Q1 growthMay 9, 2025 | seekingalpha.comOwlet Announces First Quarter 2025 Financial ResultsMay 9, 2025 | 01net.itOwlet, Inc. (OWLT) Q1 2025 Earnings Call TranscriptMay 8, 2025 | seekingalpha.comOwlet to Report First Quarter 2025 Financial Results on May 8, 2025April 24, 2025 | businesswire.comOwlet files to sell 750K shares of common stock for holdersMarch 11, 2025 | markets.businessinsider.comEarnings call transcript: Owlet Q4 2024 reports 37% revenue growthMarch 6, 2025 | uk.investing.comTD Cowen Reaffirms Their Buy Rating on Owlet (OWLT)March 6, 2025 | markets.businessinsider.comOwlet (OWLT) Receives a Buy from Lake StreetMarch 6, 2025 | markets.businessinsider.comOwlet, Inc. (NYSE:OWLT) Q4 2024 Earnings Call TranscriptMarch 6, 2025 | msn.comOwlet, Inc. Reports Record Growth and ExpansionMarch 5, 2025 | tipranks.comOwlet reports Q4 adjusted EPS (7c) vs (12c) last yearMarch 5, 2025 | markets.businessinsider.comOwlet sees FY25 revenue $88M-$92M, two estimates $88.91MMarch 5, 2025 | markets.businessinsider.comOwlet, Inc. (OWLT) Q4 2024 Earnings Call TranscriptMarch 4, 2025 | seekingalpha.comOwlet Announces Fourth Quarter and Full Year 2024 ResultsMarch 4, 2025 | businesswire.comOwlet to Participate in TD Cowen's 45th Annual Health Care ConferenceFebruary 27, 2025 | finance.yahoo.comOwlet to Participate in TD Cowen's 45th Annual Health Care ConferenceFebruary 26, 2025 | businesswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeOWLT, CTKB, AEHR, and FEIM Company DescriptionsAehr Test Systems NASDAQ:AEHR$10.24 +0.58 (+6.00%) Closing price 06/3/2025 04:00 PM EasternExtended Trading$10.19 -0.05 (-0.45%) As of 06/3/2025 07:56 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 Polygon.io. Learn more.Aehr Test Systems provides test solutions for testing, burning-in, and semiconductor devices in wafer level, singulated die, and package part form, and installed systems worldwide. Its product portfolio includes FOX-XP and FOX-NP systems that are full wafer contact and singulated die/module test and burn-in systems that can test, burn-in, and stabilize range of devices, including silicon carbide-based and other power semiconductors, 2D and 3D sensors used in mobile phones, tablets and other computing devices, memory semiconductors, processors, microcontrollers, systems-on-a-chip, and photonics and integrated optical devices. The company also offers FOX-CP system, a low-cost single-wafer compact test solution for logic, memory, and photonic devices; FOX WaferPak Contactor, a full wafer contactor capable of testing wafers up to 300mm that enables integrated circuit manufacturers to perform test, burn-in, and stabilization of full wafers on the FOX-P systems. In addition, it provides FOX DiePak Carrier, a reusable temporary package that enables IC manufacturers to perform final test and burn-in of bare die and modules; and FOX DiePak Loader. The company was incorporated in 1977 and is headquartered in Fremont, California.Cytek Biosciences NASDAQ:CTKB$2.85 +0.02 (+0.71%) Closing price 06/3/2025 04:00 PM EasternExtended Trading$2.94 +0.09 (+3.16%) As of 06/3/2025 07:12 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 Polygon.io. Learn more.Cytek Biosciences, Inc., a cell analysis solutions company, provides cell analysis tools that facilitates scientific advances in biomedical research and clinical applications. It offers aurora and northern lights systems, which are spectrum flow cytometers that delivers cell analysis by utilizing the fluorescence signatures from multiple lasers to distinguish fluorescent tags on single cells; and aurora cell sorter system that leverages full spectrum profiling technology to further broaden potential applications across cell analysis; aurora CS systems; amnis imagestream imaging flow cytometers; guava muse cell analyzers; guava easycyte flow cytometers; and orion reagent cocktail preparation systems. The company also provides reagents and kits, including cFluor reagents that are fluorochrome conjugated antibodies used to identify cells of interest for analysis on its instruments, as well as 25-color immunoprofiling assay that provides turnkey solutions for identifying major human immune subpopulations for TBNK cells, monocytes, dendritic cells, and basophils. In addition, it offers automated micro-sampling system and automated sample loader system, an automated loaders to integrate seamlessly into the aurora and northern lights systems; SpectroFlo software that provides intuitive workflow from quality control to data analysis for aurora and northern lights systems; and customer support tools. The company serves pharmaceutical and biopharma companies, academic research centers, and clinical research organizations. It distributes its products through direct sales force and support organizations in North America, Europe, China, and the Asia-Pacific regions; and through distributors or sales agents in European, Latin American, and the Middle Eastern countries. The company was formerly known as Cytoville, Inc. and changed its name to Cytek Biosciences, Inc. in August 2015. Cytek Biosciences, Inc. was founded in 1992 and is headquartered in Fremont, California.Frequency Electronics NASDAQ:FEIM$18.65 +0.39 (+2.14%) Closing price 06/3/2025 04:00 PM EasternExtended Trading$18.64 0.00 (-0.03%) As of 06/3/2025 05:47 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 Polygon.io. Learn more.Frequency Electronics, Inc., together with its subsidiaries, engages in designing, development, and manufacturing of precision time and frequency control products and components for microwave integrated circuit applications. It operates through two segments, FEI-NY and FEI-Zyfer. The FEI-NY segment offers precision time and frequency control products for communication satellites, terrestrial cellular telephone or other ground-based telecommunication stations; and other components and systems for the U.S. military; and provides design and technical support for satellite business. FEI-Zyfer segment offers global positioning system technologies to systems and subsystems for secure communications, both government and commercial, and other locator applications; and engages in sale and support of wireline telecommunications products, including US5G. It markets its products directly and through independent sales representative organizations located in the United States, Europe, and Asia. Frequency Electronics, Inc. was founded in 1961 and is headquartered in Mitchel Field, New York.Owlet NYSE:OWLT$5.98 -0.12 (-1.97%) Closing price 06/3/2025 03:59 PM EasternExtended Trading$6.01 +0.03 (+0.43%) As of 06/3/2025 07:37 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 Polygon.io. Learn more.Owlet, Inc. provides digital parenting solutions in the United States and internationally. The company's platform focuses on giving real-time data and insights to parents. It offers Dream Sock, a wearable infant health monitor equipped with pulse oximetry technology to track vitals signs, such as pulse rate, oxygen, activity, and sleep patterns; BabySat which is intended for infants with heightened health risk; Owlet Cam, a monitoring device in smartphones that offers video and audio, predictive sleep insights, and cry detections; and accessories, including Owlet Sleeper, as well as Duo and Dream Duo that combines Smart Sock with the Owlet Cam. The company was founded in 2012 and is headquartered in Lehi, Utah. 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