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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:IRTCNASDAQ:NARINASDAQ:TMDXNASDAQ:TNDM 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 VolumeIRTCiRhythm Technologies$152.69+0.8%$135.32$55.92▼$154.51$4.84B1.4481,642 shs242,343 shsNARIInari Medical$79.97$79.97$39.76▼$79.99$4.68B1.021.41 million shsN/ATMDXTransMedics Group$130.06+1.2%$117.65$55.00▼$177.37$4.35B2.11.36 million shs440,636 shsTNDMTandem Diabetes Care$19.11-1.6%$20.45$15.75▼$48.24$1.29B1.521.50 million shs1.06 million shs13 Stocks Institutional Investors Won't Stop BuyingWhich stocks are hedge funds and endowments buying in today's market? Enter your email address and we'll send you MarketBeat's list of thirteen stocks that institutional investors are buying now.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceIRTCiRhythm Technologies+0.81%+4.92%+4.32%+45.42%+48.46%NARIInari Medical0.00%0.00%0.00%0.00%+72.02%TMDXTransMedics Group+1.15%+4.89%+1.19%+89.65%-10.09%TNDMTandem Diabetes Care-1.60%-6.37%-11.03%-0.88%-52.98%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationIRTCiRhythm Technologies1.4499 of 5 stars2.53.00.00.02.20.80.6NARIInari MedicalN/AN/AN/AN/AN/AN/AN/AN/ATMDXTransMedics Group1.334 of 5 stars1.42.00.00.01.62.51.9TNDMTandem Diabetes Care4.2139 of 5 stars4.21.00.04.93.40.00.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceIRTCiRhythm Technologies 2.90Moderate Buy$138.60-9.23% DownsideNARIInari Medical 2.14Hold$69.22-13.44% DownsideTMDXTransMedics Group 2.80Moderate Buy$127.33-2.10% DownsideTNDMTandem Diabetes Care 2.40Hold$33.4374.93% UpsideCurrent Analyst Ratings BreakdownLatest TNDM, TMDX, IRTC, and NARI Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails6/17/2025TMDXTransMedics GroupOppenheimerSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$130.00 ➝ $150.006/17/2025TMDXTransMedics GroupNeedham & Company LLCSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingHold ➝ Hold6/16/2025TNDMTandem Diabetes CareTruist FinancialSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageHold$24.006/11/2025IRTCiRhythm 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 ➝ $167.005/22/2025TNDMTandem Diabetes CareCitigroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetNeutral ➝ Neutral$20.00 ➝ $24.005/9/2025TMDXTransMedics 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 ➝ $125.005/2/2025IRTCiRhythm TechnologiesCanaccord Genuity GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$152.00 ➝ $139.00(Data available from 6/27/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookIRTCiRhythm Technologies$591.84M8.24N/AN/A$2.90 per share52.65NARIInari Medical$493.63M9.48$0.09 per share906.95$8.07 per share9.91TMDXTransMedics Group$441.54M9.96$1.66 per share78.14$6.81 per share19.10TNDMTandem Diabetes Care$940.20M1.35N/AN/A$4.01 per share4.77Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateIRTCiRhythm Technologies-$113.29M-$3.14N/AN/AN/A-15.90%-101.04%-9.55%7/30/2025 (Estimated)NARIInari Medical-$1.64M-$1.35N/A727.00N/A-13.68%-10.09%-6.60%N/ATMDXTransMedics Group$35.46M$1.3695.6390.95N/A10.03%21.88%6.15%7/30/2025 (Estimated)TNDMTandem Diabetes Care-$96.03M-$2.78N/AN/AN/A-18.71%-57.33%-13.48%7/30/2025 (Estimated)Latest TNDM, TMDX, IRTC, and NARI EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/8/2025Q1 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 2025TNDMTandem Diabetes Care-$0.60-$0.67-$0.07-$1.97$220.19 million$234.42 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthIRTCiRhythm TechnologiesN/AN/AN/AN/AN/ANARIInari MedicalN/AN/AN/AN/AN/ATMDXTransMedics GroupN/AN/AN/AN/AN/ATNDMTandem Diabetes CareN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioIRTCiRhythm Technologies7.475.715.58NARIInari MedicalN/A1.771.40TMDXTransMedics Group1.929.108.32TNDMTandem Diabetes Care1.992.301.81Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipIRTCiRhythm TechnologiesN/ANARIInari Medical90.98%TMDXTransMedics Group99.67%TNDMTandem Diabetes CareN/AInsider OwnershipCompanyInsider OwnershipIRTCiRhythm Technologies1.10%NARIInari Medical10.60%TMDXTransMedics Group7.00%TNDMTandem Diabetes Care1.90%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableIRTCiRhythm Technologies2,00031.92 million31.57 millionOptionableNARIInari Medical80058.54 million52.34 millionOptionableTMDXTransMedics Group21033.82 million31.46 millionOptionableTNDMTandem Diabetes Care2,65066.61 million65.34 millionOptionableTNDM, TMDX, IRTC, and NARI HeadlinesRecent News About These CompaniesTNDM | Tandem Diabetes Care Inc. Annual Cash Flow Statement - MarketWatchJune 26 at 9:32 AM | marketwatch.comTandem Diabetes Care (NASDAQ:TNDM) Shares Down 5.9% - Time to Sell?June 25 at 1:29 PM | marketbeat.comTandem Diabetes Care, Inc. (NASDAQ:TNDM) Given Consensus Recommendation of "Hold" by BrokeragesJune 25 at 2:35 AM | marketbeat.comTandem Diabetes Care Inc TNDM Company Vitals - U.S. NewsJune 24 at 6:55 PM | money.usnews.comTNDM Stock Gains on t:slim X2's Compatibility With FreeStyle Libre 3June 24 at 2:46 AM | msn.comTNDM Stock Gains on t:slim X2's Compatibility With FreeStyle Libre 3 +June 23, 2025 | zacks.comTandem continues to deliver more options, benefits for those with diabetesJune 22, 2025 | massdevice.comTandem Diabetes Care (NASDAQ:TNDM) Stock Rating Lowered by Wall Street ZenJune 21, 2025 | marketbeat.comStudy backs Tandem automated insulin delivery in pregnant women with type 1 diabetesJune 20, 2025 | drugdeliverybusiness.comDTandem Diabetes Care pairs t:slim X2 pump with Abbott FreeStyle Libre 3 Plus in U.S.June 20, 2025 | drugdeliverybusiness.comDTandem Diabetes Care Announces t:slim X2™ Insulin Pump Compatibility with Abbott’s FreeStyle Libre® 3 Plus Sensor in the United StatesJune 20, 2025 | uk.finance.yahoo.comTandem Diabetes Care Announces t:slim X2™ Insulin Pump Compatibility with Abbott's FreeStyle Libre® 3 Plus Sensor in the United StatesJune 20, 2025 | businesswire.comChicago Capital LLC Has $397,000 Stake in Tandem Diabetes Care, Inc. (NASDAQ:TNDM)June 18, 2025 | marketbeat.comGAMMA Investing LLC Increases Stake in Tandem Diabetes Care, Inc. (NASDAQ:TNDM)June 18, 2025 | marketbeat.comTruist Financial Initiates Coverage on Tandem Diabetes Care (NASDAQ:TNDM)June 18, 2025 | americanbankingnews.comTruist Financial Begins Coverage on Tandem Diabetes Care (NASDAQ:TNDM)June 16, 2025 | marketbeat.comTandem Diabetes Care (NASDAQ:TNDM) Trading Down 4.4% - Here's WhyJune 12, 2025 | marketbeat.comAbbott to pair glucose-ketone sensor with Tandem's insulin pumpsJune 10, 2025 | modernhealthcare.comMTandem, Abbott strike deal to pair insulin pumps with glucose-ketone monitorJune 10, 2025 | drugdeliverybusiness.comDTandem Diabetes Care (NASDAQ:TNDM) Stock Price Up 7.1% - Should You Buy?June 10, 2025 | marketbeat.comTandem Diabetes Care Announces Agreement with Abbott for Integration of Automated Insulin Delivery Systems with Future Glucose-Ketone SensorJune 10, 2025 | finance.yahoo.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All HeadlinesIPO Momentum Returns: 3 Stocks Rising After CoreWeave’s SurgeBy Dan Schmidt | June 20, 2025View IPO Momentum Returns: 3 Stocks Rising After CoreWeave’s Surge3 Defense Stocks That Will Profit From a Golden DomeBy Chris Markoch | May 30, 2025View 3 Defense Stocks That Will Profit From a Golden DomeBigBear.ai Poised to Benefit as Palantir Dominates AI DefenseBy Gabriel Osorio-Mazilli | June 23, 2025View BigBear.ai Poised to Benefit as Palantir Dominates AI DefenseMid-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 WatchTNDM, TMDX, IRTC, and NARI Company DescriptionsiRhythm Technologies NASDAQ:IRTC$152.69 +1.22 (+0.81%) Closing price 06/26/2025 04:00 PM EasternExtended Trading$148.37 -4.32 (-2.83%) As of 06/26/2025 04:11 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.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.Inari Medical NASDAQ:NARI$79.97 0.00 (0.00%) As of 02/19/2025Inari Medical, Inc. builds minimally invasive, novel, and catheter-based mechanical thrombectomy devices and accessories for the specific disease states in the United States. The company provides ClotTriever system, which is designed to core, capture, and remove large clots from large vessels for treatment of deep vein thrombosis and peripheral thrombus; FlowTriever system, a large bore catheter-based aspiration and mechanical thrombectomy system to remove large clots from large vessels in the peripheral vasculature for treating pulmonary embolism and other complex venous thromboembolism cases; InThrill system to treat small vessel thrombosis; and LimFlow system for patients who have chronic limb-threatening ischemia with no suitable endovascular or surgical revascularization options and risk of major amputation. It serves interventional radiologists, interventional cardiologists, and vascular surgeons. The company was formerly known as Inceptus Newco1 Inc. and changed its name to Inari Medical, Inc. in September 2013. Inari Medical, Inc. was incorporated in 2011 and is headquartered in Irvine, California.TransMedics Group NASDAQ:TMDX$130.06 +1.48 (+1.15%) Closing price 06/26/2025 04:00 PM EasternExtended Trading$131.80 +1.74 (+1.34%) As of 04:46 AM 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.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.Tandem Diabetes Care NASDAQ:TNDM$19.11 -0.31 (-1.60%) Closing price 06/26/2025 04:00 PM EasternExtended Trading$19.13 +0.02 (+0.10%) As of 06/26/2025 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 Polygon.io. Learn more.Tandem Diabetes Care, Inc., a medical device company, designs, develops, and commercializes technology solutions for people living with diabetes in the United States and internationally. The company's flagship product is the t:slim X2 insulin delivery system, a pump platform for managing insulin delivery and display continuous glucose monitoring sensor information directly on the pump home screen; and Tandem Mobi insulin pump, an automated insulin delivery system. It also sells single-use products, including cartridges for storing and delivering insulin, and infusion sets that connect the insulin pump to the user's body. In addition, the company offers Tandem Device Updater used to update the pump software from a personal computer; Tandem Source, a web-based data management platform, which provides a visual way to display diabetes therapy management data from the pumps, integrated CGMs, and supported blood glucose meters; and Sugarmate, a mobile app used to help people visualize diabetes therapy data. The company was formerly known as Phluid Inc. and changed its name to Tandem Diabetes Care, Inc. in January 2008. Tandem Diabetes Care, Inc. was incorporated in 2006 and is headquartered in San Diego, California. 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