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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:AEHR NASDAQ:CTKB NASDAQ:LAB NYSE: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$14.78+5.2%$11.35$6.27▼$21.44$440.00M2.291.21 million shs886,416 shsCTKBCytek Biosciences$3.24-0.3%$3.15$2.37▼$7.63$410.38M1.33835,881 shs784,713 shsLABStandard BioTools$1.24+1.6%$1.13$0.92▼$2.41$470.98M1.541.94 million shs2.01 million shsOWLTOwlet$8.19-2.6%$6.57$2.75▼$9.74$135.22M1.8147,263 shs123,993 shsBeginner's Guide To Retirement StocksEnter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAEHRAehr Test Systems+1.37%-7.38%+24.12%+72.18%-14.49%CTKBCytek Biosciences-2.99%-5.25%+0.93%-11.44%-48.66%LABStandard BioTools-2.40%-6.15%+16.19%+7.96%-42.18%OWLTOwlet-3.57%-2.38%+17.62%+154.76%+95.69%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAEHRAehr Test Systems3.4416 of 5 stars3.52.00.00.02.92.51.9CTKBCytek Biosciences3.0416 of 5 stars3.14.00.00.02.64.20.0LABStandard BioTools3.799 of 5 stars3.34.00.00.03.83.31.3OWLTOwlet2.7378 of 5 stars3.70.00.00.02.64.20.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAEHRAehr Test Systems 3.00Buy$25.0069.15% UpsideCTKBCytek Biosciences 2.20Hold$5.6072.84% UpsideLABStandard BioTools 2.50Moderate Buy$2.50101.61% UpsideOWLTOwlet 3.33Buy$10.2525.23% UpsideCurrent Analyst Ratings BreakdownLatest OWLT, LAB, AEHR, and CTKB Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails7/9/2025OWLTOwletNorthland SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingSet Price Target$12.005/28/2025CTKBCytek 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$7.00(Data available from 7/16/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAEHRAehr Test Systems$58.97M7.46$1.28 per share11.57$3.86 per share3.83CTKBCytek Biosciences$200.45M2.05$0.03 per share96.54$3.07 per share1.06LABStandard BioTools$174.43M2.70N/AN/A$1.27 per share0.98OWLTOwlet$78.10M1.73$0.30 per share27.40($1.86) per share-4.40Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAEHRAehr Test Systems-$3.91M-$0.13N/A67.18N/A-6.63%-0.15%-0.13%N/ACTKBCytek Biosciences-$6.02M-$0.09N/A∞N/A-5.71%-2.90%-2.30%8/5/2025 (Estimated)LABStandard BioTools-$138.88M-$0.35N/AN/AN/A-78.24%-22.44%-16.74%7/30/2025 (Estimated)OWLTOwlet-$12.54M-$1.43N/A48.15N/A-15.28%-0.36%0.20%8/11/2025 (Estimated)Latest OWLT, LAB, AEHR, and CTKB EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/11/2025Q2 2025OWLTOwlet-$0.21N/AN/AN/A$22.17 millionN/A8/5/2025Q2 2025CTKBCytek Biosciences-$0.02N/AN/AN/A$46.03 millionN/A7/30/2025Q2 2025LABStandard BioTools-$0.04N/AN/AN/A$39.83 millionN/A7/8/2025Q4 2025AEHRAehr Test Systems-$0.02-$0.01+$0.01-$0.10$14.83 million$14,100.00 billion5/8/2025Q1 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 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAEHRAehr Test SystemsN/AN/AN/AN/AN/ACTKBCytek BiosciencesN/AN/AN/AN/AN/ALABStandard BioToolsN/AN/AN/AN/AN/AOWLTOwletN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAEHRAehr Test SystemsN/A5.713.07CTKBCytek BiosciencesN/A5.624.95LABStandard BioToolsN/A6.125.37OWLTOwletN/A1.190.90Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAEHRAehr Test Systems69.69%CTKBCytek Biosciences69.46%LABStandard BioTools53.74%OWLTOwlet72.60%Insider OwnershipCompanyInsider OwnershipAEHRAehr Test Systems6.20%CTKBCytek Biosciences10.33%LABStandard BioTools23.16%OWLTOwlet67.07%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAEHRAehr Test Systems9029.77 million27.93 millionOptionableCTKBCytek Biosciences500126.66 million113.58 millionOptionableLABStandard BioTools620379.82 million291.86 millionOptionableOWLTOwlet10616.52 million5.44 millionNo DataOWLT, LAB, AEHR, and CTKB HeadlinesRecent News About These CompaniesOwlet (NYSE:OWLT) Stock Price Up 1.1% - Time to Buy?July 8, 2025 | marketbeat.comOwlet Inc. (OWLT) Stock Price Today - WSJJune 28, 2025 | wsj.comOwlet Amends Credit Agreement to Boost FlexibilityJune 16, 2025 | tipranks.comKalkine : Controls Owlet Stock on NYSE Composite DetailedJune 13, 2025 | kalkinemedia.comKPrivate equity firms own 28% of Owlet, Inc. (NYSE:OWLT) shares but individual investors control 41% of the companyJune 12, 2025 | finance.yahoo.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.it0Owlet, 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.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All Headlines2 Under the Radar Space & Defense Stocks With Huge PotentialBy Leo Miller | July 1, 2025View 2 Under the Radar Space & Defense Stocks With Huge PotentialRocket Lab: Latest Catalysts Bolster the Bull CaseBy Ryan Hasson | July 3, 2025View Rocket Lab: Latest Catalysts Bolster the Bull CaseThe Meteoric Rise of Rocket Lab: A Space Stock to WatchBy Ryan Hasson | July 11, 2025View The Meteoric Rise of Rocket Lab: A Space Stock to WatchCantor Boosts Rocket Lab Target to Street-High $35By Ryan Hasson | June 19, 2025View Cantor Boosts Rocket Lab Target to Street-High $35Astera Labs: AI Infrastructure Play With Significant Growth AheadBy Nathan Reiff | June 26, 2025View Astera Labs: AI Infrastructure Play With Significant Growth AheadOWLT, LAB, AEHR, and CTKB Company DescriptionsAehr Test Systems NASDAQ:AEHR$14.78 +0.73 (+5.20%) Closing price 04:00 PM EasternExtended Trading$14.73 -0.05 (-0.34%) As of 05:44 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$3.24 -0.01 (-0.31%) Closing price 04:00 PM EasternExtended Trading$3.24 +0.00 (+0.15%) As of 05:44 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.Standard BioTools NASDAQ:LAB$1.24 +0.02 (+1.64%) Closing price 04:00 PM EasternExtended Trading$1.24 0.00 (-0.40%) As of 05:44 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.Standard BioTools Inc., together with its subsidiaries, provides instruments, consumables, reagents, and software services for researchers and clinical laboratories in the Americas, Europe, the Middle East, Africa, and the Asia pacific. It operates through two segments: Proteomics and Genomics. The company offers analytical systems, such as CyTOF XT System, a CyTOF XT mass cytometry system performs automated high-parameter single-cell analysis using antibodies conjugated to metal isotopes; and Hyperion XTi imaging system, a spatial biology instrument. It also provides genomics, such as X9 Real-Time PCR System, a real-time PCR analytical instrument including pre-processing steps for microfluidics-based workflows using (integrated fluidic circuit) IFCs; and IFC Controllers, a controller which is designed to work with IFC formats. In addition, the company offers analytical instruments comprising Biomark HD system, a real-time PCR analytical instrument for microfluidics-based workflows using prepared IFCs. It sells its products to academic research institutions; translational research and medicine centers; cancer centers; clinical research laboratories; biopharmaceutical, biotechnology, and plant and animal research companies; and contract research organizations. It has license agreements with California Institute of Technology, Harvard University, and Caliper Life Sciences, Inc. The company was formerly known as Fluidigm Corporation and changed its name to Standard BioTools Inc. in April 2022. Fluidigm Corporation was incorporated in 1999 and is headquartered in South San Francisco, California.Owlet NYSE:OWLT$8.18 -0.22 (-2.56%) Closing price 03:59 PM EasternExtended Trading$8.04 -0.14 (-1.76%) As of 05:09 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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