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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 NYSEAMERICAN:AMS NASDAQ:CTEC NASDAQ:SPEC 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 VolumeAMSAmerican Shared Hospital Services$1.47-7.0%$1.67$1.25▼$3.11$10.47M0.33380,335 shs113,570 shsCTECGlobal X CleanTech ETF$71.84-1.5%$62.27$31.70▼$73.79$31.61M1.494,575 shs4,356 shsSPECSpectaire$0.00$0.00▼$0.10$9K-6.912,058 shsN/AMetaverse Stocks And Why You Can't Ignore ThemThinking about investing in Meta, Roblox, or Unity? Click the link to learn what streetwise investors need to know about the metaverse and public markets before making an investment.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAMSAmerican Shared Hospital Services-6.96%-27.59%+13.95%-34.67%-50.67%CTECGlobal X CleanTech ETF-1.48%+1.37%+14.74%+22.57%+110.37%SPECSpectaire0.00%0.00%0.00%+150.00%-76.19%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeAMSAmerican Shared Hospital Services$1.47-7.0%$1.67$1.25▼$3.11$10.47M0.33380,335 shs113,570 shsCTECGlobal X CleanTech ETF$71.84-1.5%$62.27$31.70▼$73.79$31.61M1.494,575 shs4,356 shsSPECSpectaire$0.00$0.00▼$0.10$9K-6.912,058 shsN/AMetaverse Stocks And Why You Can't Ignore ThemThinking about investing in Meta, Roblox, or Unity? Click the link to learn what streetwise investors need to know about the metaverse and public markets before making an investment.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAMSAmerican Shared Hospital Services-6.96%-27.59%+13.95%-34.67%-50.67%CTECGlobal X CleanTech ETF-1.48%+1.37%+14.74%+22.57%+110.37%SPECSpectaire0.00%0.00%0.00%+150.00%-76.19%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAMSAmerican Shared Hospital Services 0.00N/AN/AN/ACTECGlobal X CleanTech ETF 2.40Hold$71.84N/ASPECSpectaire 0.00N/AN/AN/ACurrent Analyst Ratings BreakdownCompare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAMSAmerican Shared Hospital Services$28.08M0.35$0.61 per share2.41$4.23 per share0.35CTECGlobal X CleanTech ETFN/AN/AN/AN/AN/AN/ASPECSpectaireN/AN/AN/AN/A($1.77) per shareN/ACompare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAMSAmerican Shared Hospital Services-$1.55M$0.60N/AN/AN/A-5.30%-5.43%-2.59%N/ACTECGlobal X CleanTech ETFN/AN/A15.62N/AN/AN/AN/AN/AN/ASPECSpectaire$8.95M-$0.30N/AN/AN/AN/A-81.22%304.57%N/ALatest CTEC, AMS, TSTL, and SPEC EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/14/2026Q1 2026AMSAmerican Shared Hospital Services-$0.01-$0.09-$0.08-$0.09$6.87 million$7.08 million3/31/2026Q4 2025AMSAmerican Shared Hospital Services$0.02-$0.09-$0.11-$0.09$8.78 million$7.73 millionCompare DividendsCompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive GrowthAMSAmerican Shared Hospital ServicesN/AN/AN/AN/AN/ACTECGlobal X CleanTech ETF$0.390.54%N/AN/AN/ASPECSpectaireN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAMSAmerican Shared Hospital ServicesN/A0.760.76CTECGlobal X CleanTech ETFN/AN/AN/ASPECSpectaireN/A0.030.02Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAMSAmerican Shared Hospital Services23.16%CTECGlobal X CleanTech ETFN/ASPECSpectaire26.55%Insider OwnershipCompanyInsider OwnershipAMSAmerican Shared Hospital Services23.80%CTECGlobal X CleanTech ETFN/ASPECSpectaire25.40%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAMSAmerican Shared Hospital Services106.63 million5.05 millionNot OptionableCTECGlobal X CleanTech ETF147,000440,000N/ANot OptionableSPECSpectaire818.55 million13.74 millionNot OptionableCTEC, AMS, TSTL, and SPEC HeadlinesRecent News About These CompaniesSpectaire Holdings Inc.January 31, 2026 | wsj.comPapaya Growth Opportunity Corp. I nomme un nouveau directeur financierMarch 21, 2025 | fr.investing.comActualités sur Noelle BonnerNovember 6, 2024 | zonebourse.comZSpectaire’s Advanced AireCore Technology to be Integrated into American Ag Energy’s Biomass-to-Fuel ReactorsAugust 19, 2024 | br.advfn.comSpectaire Completes First Ever Carbon Credit Transaction Sourced from Measured1 Diesel Engine Emissions and Takes Carbon Credit Trading Platform AireCoreX Live; Announces NASDAQ Hearing ResultsAugust 6, 2024 | globenewswire.comSpectaire Holdings Inc. WtAugust 4, 2024 | wsj.comSPEC Spectaire Holdings Inc.August 2, 2024 | seekingalpha.comWhat are the chances of the Spectaire Holdings Inc (SPEC) Stock tortoise growing into a hare?July 29, 2024 | bovnews.comBFlux de Trésorerie Spectaire Holdings Inc.July 24, 2024 | zonebourse.comZSpectaire Holdings Inc (NASDAQ:SPEC) Stock is trading Lower -78.12% From 200-Day SMAJuly 23, 2024 | bovnews.comBSpectaire commence à fournir des technologies d'émissions au secteur de l'énergieJuly 23, 2024 | fr.investing.comSpectaire Holdings commence à livrer des unités AireCore à un client non identifié du secteur de l'énergieJuly 22, 2024 | zonebourse.comZSpectaire Announces Initial Delivery of a 500 AireCore Unit Order with $5 Million Annual Recurring Revenue PotentialJuly 22, 2024 | markets.businessinsider.comSpectaire Unveils AireCore 2.0: Opening New Revenue Opportunities in Pharmaceuticals, Environmental Analysis, and Advanced Materials ResearchJuly 10, 2024 | globenewswire.comWhy Is Spectaire (SPEC) Stock Up 105% Today?June 21, 2024 | investorplace.comSpectaire's Advanced AireCore Technology to be Integrated into American Ag Energy's Biomass-to-Fuel ReactorsJune 10, 2024 | globenewswire.comJoin Spectaire's Exclusive Live Investor Webinar and Q&A Session on June 3June 3, 2024 | globenewswire.comIs Spectaire Holdings Inc (SPEC) Stock a good investment?May 27, 2024 | bovnews.comBCours Spectaire Holdings Inc.May 22, 2024 | zonebourse.comZSPEC Stock Earnings: Spectaire Holdings Misses EPS for Q1 2024May 17, 2024 | investorplace.comMedia Sentiment Over Time Top HeadlinesView All HeadlinesHow Williams Companies Is Cashing in on the AI Power BoomBy Chris Markoch | May 6, 2026The DRAM Shake-Up: Samsung Stumbles, Micron Chases $1000By Jeffrey Neal Johnson | May 12, 2026Adobe Leads 3 Big Buyback Programs Worth Up to 25% of Market CapBy Leo Miller | April 26, 2026Sherwin-Williams: The Boring Beauty Play on Housing RecoveryBy Chris Markoch | May 1, 2026Why Palantir Suddenly Looks Vulnerable After Google’s MoveBy Jeffrey Neal Johnson | April 29, 2026CTEC, AMS, TSTL, and SPEC Company DescriptionsAmerican Shared Hospital Services NYSEAMERICAN:AMS$1.47 -0.11 (-6.96%) Closing price 05/15/2026 04:10 PM EasternExtended Trading$1.46 -0.01 (-1.02%) As of 05/15/2026 07:55 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.American Shared Hospital Services provides stereotactic radiosurgery and advanced radiation therapy equipment. It operates in two segments, Medical Equipment Leasing, and Retail. The company offers radiosurgery equipment for the Gamma Knife stereotactic radiosurgery, a non-invasive procedure to treat malignant and benign brain tumors, and arteriovenous malformations, as well as for trigeminal neuralgia. It also provides financing services for Leksell Gamma Knife units; and leases medical equipment. In addition, the company offers proton beam radiation therapy services in Orlando, Florida and Long Beach, California, as well as offers planning, installation, reimbursement, and marketing support services to its customers. The company markets its solutions to cancer treatment centers, hospitals, and cancer networks worldwide. American Shared Hospital Services was founded in 1980 and is based in San Francisco, California.Global X CleanTech ETF NASDAQ:CTEC$71.84 -1.08 (-1.48%) As of 05/15/2026 03:52 PM EasternThe Global X CleanTech ETF (CTEC) is an exchange-traded fund that is based on the Indxx Global CleanTech index. The fund tracks a market-cap weighted index of global companies involved in the development and production of technologies that reduce negative impact on the environment. CTEC was launched on Oct 27, 2020 and is managed by Global X.Spectaire NASDAQ:SPECSpectaire Holdings Inc. provides solutions that measure, manage, and reduce carbon dioxide equivalent and other greenhouse gas emissions. The company offers AireCore, an integrated hardware, software, and data platform for logistics and supply chain players that uses mass spectrometry to directly measure their emissions. It serves the logistics, energy, agriculture, academics, and indoor air industries. The company is based in Watertown, Massachusetts. 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