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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 NYSE:GKOSNASDAQ:IRTCNASDAQ:NXLNASDAQ:TMDX 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 VolumeGKOSGlaukos$100.49+3.0%$92.76$77.10▼$163.71$5.73B0.8725,508 shs389,674 shsIRTCiRhythm Technologies$144.61+0.5%$126.80$55.92▼$150.00$4.62B1.4482,004 shs93,805 shsNXLNexalin Technology$1.16+0.9%$1.44$0.59▼$4.49$19.84M41.19 million shs15,125 shsTMDXTransMedics Group$141.78-0.8%$108.75$55.00▼$177.37$4.78B2.11.36 million shs276,967 shsElon Musk's Next MoveExplore Elon Musk’s boldest ventures yet—from AI and autonomy to space colonization—and find out how investors can ride the next wave of innovation.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceGKOSGlaukos0.00%+5.00%+2.35%-5.27%-13.24%IRTCiRhythm Technologies0.00%-1.93%+2.02%+38.72%+52.50%NXLNexalin Technology0.00%-10.85%-9.45%-51.48%+27.89%TMDXTransMedics Group0.00%+2.75%+17.52%+111.08%+0.61%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationGKOSGlaukos4.4304 of 5 stars4.42.00.04.41.72.50.6IRTCiRhythm Technologies1.2598 of 5 stars2.53.00.00.02.10.00.6NXLNexalin Technology2.5029 of 5 stars3.53.00.00.03.31.70.0TMDXTransMedics Group1.2951 of 5 stars1.42.00.00.01.42.51.9Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceGKOSGlaukos 2.75Moderate Buy$134.6734.01% UpsideIRTCiRhythm Technologies 2.91Moderate Buy$136.45-5.64% DownsideNXLNexalin Technology 3.00Buy$5.00331.03% UpsideTMDXTransMedics Group 2.80Moderate Buy$125.11-11.76% DownsideCurrent Analyst Ratings BreakdownLatest NXL, GKOS, TMDX, and IRTC Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails6/11/2025IRTCiRhythm TechnologiesMorgan StanleySubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOverweight ➝ Overweight$130.00 ➝ $160.006/4/2025TMDXTransMedics GroupPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOverweight ➝ Overweight$125.00 ➝ $145.006/3/2025TMDXTransMedics GroupNeedham & Company LLCSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingHold ➝ Hold5/22/2025IRTCiRhythm TechnologiesCitigroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$130.00 ➝ $167.005/9/2025TMDXTransMedics GroupOppenheimerSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$125.00 ➝ $130.005/9/2025TMDXTransMedics GroupPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOverweight ➝ Overweight$105.00 ➝ $125.005/6/2025GKOSGlaukosMorgan StanleySubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetUnderweight ➝ Underweight$110.00 ➝ $72.005/2/2025GKOSGlaukosStephensSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$140.00 ➝ $115.005/2/2025IRTCiRhythm TechnologiesCanaccord Genuity GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$152.00 ➝ $139.005/2/2025IRTCiRhythm TechnologiesRobert W. BairdSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$133.00 ➝ $150.005/2/2025IRTCiRhythm TechnologiesWells Fargo & CompanySubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeEqual Weight ➝ Overweight$104.00 ➝ $130.00(Data available from 6/16/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookGKOSGlaukos$404.52M14.19N/AN/A$9.46 per share10.62IRTCiRhythm Technologies$618.59M7.46N/AN/A$6.85 per share21.11NXLNexalin Technology$131.07K152.04N/AN/A$0.43 per share2.70TMDXTransMedics Group$488.23M9.82$0.27 per share530.08$4.20 per share33.76Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateGKOSGlaukos-$134.66M-$2.37N/AN/AN/A-39.04%-16.53%-10.61%7/30/2025 (Estimated)IRTCiRhythm Technologies-$123.41M-$3.14N/AN/AN/A-19.14%-118.83%-11.34%7/30/2025 (Estimated)NXLNexalin Technology-$4.65M-$0.83N/A∞N/A-3,407.98%-187.59%-167.21%N/ATMDXTransMedics Group-$25.03M$1.36150.5099.15N/A8.14%18.74%4.39%7/30/2025 (Estimated)Latest NXL, GKOS, TMDX, and IRTC EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/13/2025Q1 2025NXLNexalin Technology-$0.10-$0.15-$0.05-$0.15$0.04 million$0.04 million5/8/2025Q1 2025TMDXTransMedics Group$0.29$0.70+$0.41$0.70$123.39 million$143.54 million5/1/2025Q1 2025IRTCiRhythm Technologies-$0.89-$0.95-$0.06-$0.97$153.39 million$158.68 million4/30/2025Q1 2025GKOSGlaukos-$0.33-$0.22+$0.11-$0.32$102.78 million$106.66 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthGKOSGlaukosN/AN/AN/AN/AN/AIRTCiRhythm TechnologiesN/AN/AN/AN/AN/ANXLNexalin TechnologyN/AN/AN/AN/AN/ATMDXTransMedics GroupN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioGKOSGlaukos0.195.544.71IRTCiRhythm Technologies9.006.276.12NXLNexalin TechnologyN/A16.4215.89TMDXTransMedics Group2.428.207.33Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipGKOSGlaukos99.04%IRTCiRhythm TechnologiesN/ANXLNexalin Technology0.65%TMDXTransMedics Group99.67%Insider OwnershipCompanyInsider OwnershipGKOSGlaukos5.80%IRTCiRhythm Technologies1.10%NXLNexalin Technology24.00%TMDXTransMedics Group7.00%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableGKOSGlaukos78057.14 million51.61 millionOptionableIRTCiRhythm Technologies1,79031.93 million31.09 millionOptionableNXLNexalin Technology317.18 million10.11 millionNot OptionableTMDXTransMedics Group21033.82 million31.21 millionOptionableNXL, GKOS, TMDX, and IRTC HeadlinesRecent News About These CompaniesHandelsbanken Fonder AB Sells 72,000 Shares of TransMedics Group, Inc. (NASDAQ:TMDX)June 16 at 3:49 AM | marketbeat.comBronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against TransMedics Group, Inc. (TMDX) And Encourages Shareholders to Reach OutJune 15 at 10:00 AM | accessnewswire.comPrice Over Earnings Overview: TransMedics GroupJune 13 at 7:48 PM | benzinga.comThese 24 Stocks Are Ripe for a Short SqueezeJune 12, 2025 | schaeffersresearch.comBronstein, Gewirtz & Grossman, LLC Encourages TransMedics Group, Inc. (TMDX) Stockholders to Inquire about Securities InvestigationJune 12, 2025 | accessnewswire.comMid-Cap Marvels: 3 Stocks That Crushed Sales Estimates in MayJune 12, 2025 | marketbeat.comTransMedics Group, Inc. (NASDAQ:TMDX) Insider Sells $95,902.80 in StockJune 11, 2025 | insidertrades.comInsider Selling: TransMedics Group, Inc. (NASDAQ:TMDX) Insider Sells 686 Shares of StockJune 10, 2025 | marketbeat.comKuehn Law Encourages Investors of TransMedics Group, Inc. to Contact Law FirmJune 10, 2025 | globenewswire.comBronstein, Gewirtz & Grossman, LLC Announces an Investigation Against TransMedics Group, Inc. (TMDX) and Encourages Investors to Learn More About the InvestigationJune 10, 2025 | accessnewswire.comTransMedics Group, Inc. (TMDX): A Bull Case TheoryJune 9, 2025 | insidermonkey.comTransMedics Group, Inc. (TMDX): A Bull Case TheoryJune 9, 2025 | finance.yahoo.com3 Medical Technology Stocks Outperforming in 2025 (TMDX)June 9, 2025 | marketbeat.comTransMedics: Data Points To Strong Second Quarter, But Beware Of The Second HalfJune 9, 2025 | seekingalpha.comGAMMA Investing LLC Boosts Stock Position in TransMedics Group, Inc. (NASDAQ:TMDX)June 9, 2025 | marketbeat.comTransMedics Group, Inc. (TMDX) Investigation: Bronstein, Gewirtz & Grossman, LLC Encourages Shareholders to Contact the Firm to Learn More About the InvestigationJune 8, 2025 | accessnewswire.com12,523 Shares in TransMedics Group, Inc. (NASDAQ:TMDX) Acquired by Two Sigma Investments LPJune 8, 2025 | marketbeat.comStocks With Rising Composite Ratings: TransMedics GroupJune 6, 2025 | msn.comTransMedics Group (NASDAQ:TMDX) Earns "Overweight" Rating from Piper SandlerJune 6, 2025 | americanbankingnews.com3 High-Growth Stocks Traders Love and Investors Should Watch (TMDX)June 5, 2025 | marketbeat.comBronstein, Gewirtz & Grossman, LLC Is Investigating TransMedics Group, Inc. (TMDX) And Encourages Investors to ConnectJune 5, 2025 | accessnewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All Headlines3 Defense Stocks That Will Profit From a Golden DomeBy Chris Markoch | May 30, 2025View 3 Defense Stocks That Will Profit From a Golden DomeAnalysts Think These Stocks Could More Than Double in ValueBy Nathan Reiff | May 23, 2025View Analysts Think These Stocks Could More Than Double in ValueIntel’s Turnaround May Be the Best Bet No One’s WatchingBy Jeffrey Neal Johnson | May 30, 2025View Intel’s Turnaround May Be the Best Bet No One’s WatchingMid-Cap Marvels: 3 Stocks That Crushed Sales Estimates in MayBy Leo Miller | June 12, 2025View Mid-Cap Marvels: 3 Stocks That Crushed Sales Estimates in May3 High-Growth Stocks Traders Love and Investors Should WatchBy Chris Markoch | June 5, 2025View 3 High-Growth Stocks Traders Love and Investors Should WatchNXL, GKOS, TMDX, and IRTC Company DescriptionsGlaukos NYSE:GKOS$100.49 +2.89 (+2.96%) As of 12:24 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Glaukos Corporation, an ophthalmic pharmaceutical and medical technology company, focuses on the development of novel therapies for the treatment of glaucoma, corneal disorders, and retinal diseases. It offers iStent and iStent inject W micro-bypass stents that enhance aqueous humor outflow inserted in cataract surgery to treat mild-to-moderate open-angle glaucoma. The company's product pipeline includes iStent Infinite indicated for use in the treatment of patients with glaucoma uncontrolled by prior medical and surgical therapy; and iDose TR, an intracameral procedural pharmaceutical therapy indicated for the reduction of intraocular pressure in patients with open-angle glaucoma or ocular hypertension. The company markets its products through direct sales organization, as well as through distributors in the United States and internationally. Glaukos Corporation was incorporated in 1998 and is headquartered in Aliso Viejo, California.iRhythm Technologies NASDAQ:IRTC$144.61 +0.76 (+0.53%) As of 12:24 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.iRhythm Technologies, Inc., a digital healthcare company, engages in the design, development, and commercialization of device-based technology to provide ambulatory cardiac monitoring services to diagnose arrhythmias in the United States. It offers Zio services, an ambulatory monitoring solution, including long-term and short-term continuous monitoring and mobile cardiac telemetry monitoring services. The company also provides the Zio Monitor System, a prescription-only, remote electrocardiogram (ECG) monitoring system that consists of a patch ECG monitor that records the electric signal from the heart continuously for up to 14 days and the Zio ECG Utilization Software System, which supports the capture and analysis of ECG data recorded by the Zio Monitor patch at the end of the wear period, including specific arrhythmia events detected by the ZEUS System; the Zio XT System is the previous generation of the Zio Monitor System and is a prescription-only, remote ECG monitoring system that consists of the Zio XT patch that records the electric signal from the heart continuously for up to 14 days; and the Zio AT system, a prescription-only, remote ECG monitoring system that similarly consists of the Zio AT patch that records the electric signal from the heart continuously for up to 14 days and the ZEUS System, but which also incorporates the Zio AT wireless gateway that provides connectivity between the Zio AT patch and the ZEUS System during the patient wear period. It has a development collaboration agreement with Verily Life Sciences LLC and Verity Ireland Limited to develop various next-generation atrial fibrillation screening, detection, or monitoring products. The company was incorporated in 2006 and is headquartered in San Francisco, California.Nexalin Technology NASDAQ:NXL$1.16 +0.01 (+0.87%) As of 12:22 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Nexalin Technology, Inc., a medical device company, designs and develops neurostimulation products for the treatment of mental health in the United States and China. The company designs and develops Generation 2 and Generation 3, that is in clinical trials for the treatment of substance abuse issues related to opiate, cocaine, alcohol abuse, alzheimer's disease, and dementia. It also licenses and sells Nexalin Device, a non-invasive and undetectable to the human body that can provide relief to its afflicted with mental health issues. The company is based in Houston, Texas.TransMedics Group NASDAQ:TMDX$141.78 -1.10 (-0.77%) As of 12:24 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.TransMedics Group, Inc., a commercial-stage medical technology company, engages in transforming organ transplant therapy for end-stage organ failure patients in the United States and internationally. The company offers Organ Care System (OCS), a portable organ perfusion, optimization, and monitoring system that utilizes its proprietary and customized technology to replicate near-physiologic conditions for donor organs outside of the human body. Its OCS includes OCS LUNG for the preservation of standard criteria donor lungs for double-lung transplantation; OCS Heart, a technology for preservation of DBD donor hearts deemed unsuitable due to limitations of cold storage and for ex vivo reanimation, functional monitoring, and beating-heart preservation of donation-after-circulatory-death hearts; and OCS Liver for the preservation of DBD and DCD of donor livers. The company also developed national OCS program, a turnkey solution for outsourced organ retrieval; and provides OCS organ management and logistics services, including aviation and ground transportation, and other coordination activity. The company was founded in 1998 and is headquartered in Andover, Massachusetts. 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