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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:ADURNASDAQ:ARQNASDAQ:LNZANASDAQ:ZTEK 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 VolumeADURAduro Clean Technologies$6.27+2.5%$4.94$2.86▼$7.00$178.31MN/A73,749 shs154,858 shsARQARQ$4.02-0.2%$4.09$3.34▼$8.11$169.69M1.51259,324 shs295,735 shsLNZALanzaTech Global$0.24+4.3%$0.30$0.14▼$3.26$47.50M1.691.23 million shs1.23 million shsZTEKZentek$1.55$1.20$0.50▼$1.84$162.11M0.7343,040 shs38,492 shsFree Today: Your Guide to Smarter Options TradesLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceADURAduro Clean Technologies-2.24%+14.61%+47.83%+13.33%+611,999,900.00%ARQARQ-2.89%-5.18%+12.89%-32.04%-46.62%LNZALanzaTech Global0.00%+7.73%-15.41%-66.38%-91.54%ZTEKZentek-1.27%-0.64%+55.16%+42.20%+39.64%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationADURAduro Clean TechnologiesN/AN/AN/AN/AN/AN/AN/AN/AARQARQ2.8232 of 5 stars3.52.00.00.02.42.51.3LNZALanzaTech Global2.4978 of 5 stars3.04.00.00.03.20.01.3ZTEKZentek0.7932 of 5 stars0.05.00.00.03.30.00.0Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceADURAduro Clean Technologies 3.00Buy$50.00697.45% UpsideARQARQ 3.00Buy$9.00123.88% UpsideLNZALanzaTech Global 2.00Hold$2.00733.33% UpsideZTEKZentek 0.00N/AN/AN/ACurrent Analyst Ratings BreakdownLatest LNZA, ADUR, ARQ, and ZTEK Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/8/2025ARQARQCanaccord Genuity GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$9.00 ➝ $8.004/17/2025ADURAduro Clean TechnologiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$50.00 ➝ $50.003/13/2025LNZALanzaTech GlobalJanney Montgomery ScottSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeBuy ➝ Neutral3/6/2025ADURAduro Clean TechnologiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$50.00(Data available from 5/14/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookADURAduro Clean Technologies$258.79K688.99N/AN/AN/A∞ARQARQ$114.47M1.48N/AN/A$5.37 per share0.75LNZALanzaTech Global$49.59M0.96N/AN/A$0.58 per share0.41ZTEKZentek$64.66K2,507.22N/AN/A$0.11 per share14.09Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateADURAduro Clean TechnologiesN/AN/A0.00∞N/AN/AN/AN/AN/AARQARQ-$12.25M-$0.05N/A16.75N/A-0.44%-0.25%-0.19%N/ALNZALanzaTech Global-$134.10M-$0.70N/AN/AN/A-223.03%-180.10%-58.54%N/AZTEKZentek-$8.68M-$0.07N/A∞N/A-16,555.32%-58.13%-50.87%6/25/2025 (Estimated)Latest LNZA, ADUR, ARQ, and ZTEK EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails4/15/2025Q4 2024LNZALanzaTech GlobalN/A-$0.14N/A-$0.14N/A$12.03 million3/5/2025Q4 2024ARQARQ-$0.03-$0.03N/A-$0.03$28.34 million$27.04 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthADURAduro Clean TechnologiesN/AN/AN/AN/AN/AARQARQN/AN/AN/AN/AN/ALNZALanzaTech GlobalN/AN/AN/AN/AN/AZTEKZentekN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioADURAduro Clean TechnologiesN/AN/AN/AARQARQ0.082.892.28LNZALanzaTech Global6.642.912.91ZTEKZentek0.011.831.48Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipADURAduro Clean TechnologiesN/AARQARQ18.49%LNZALanzaTech Global17.76%ZTEKZentek0.77%Insider OwnershipCompanyInsider OwnershipADURAduro Clean TechnologiesN/AARQARQ26.87%LNZALanzaTech Global5.58%ZTEKZentekN/ACompare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableADURAduro Clean TechnologiesN/A28.44 millionN/AN/AARQARQ14042.21 million30.74 millionN/ALNZALanzaTech Global3197.90 million186.73 millionOptionableZTEKZentek24104.59 millionN/ANot OptionableLNZA, ADUR, ARQ, and ZTEK HeadlinesRecent News About These CompaniesAnson Funds Management LP Makes New $145,000 Investment in Zentek Ltd. (NASDAQ:ZTEK)May 5, 2025 | marketbeat.comZentek Ltd.: Zentek Announces Purchase Order from Dexterra Group Inc. for ZenGUARD Enhanced Air FiltersApril 29, 2025 | finanznachrichten.deZentek Announces Purchase Order from Dexterra Group Inc. for ZenGUARD(TM) Enhanced Air FiltersApril 29, 2025 | accessnewswire.comZentek completes first phase of Innovative Solutions Canada contractApril 24, 2025 | markets.businessinsider.comZentek Provides Update on ~$1.1 Million Innovative Solutions Canada Contract to Develop an Avian Influenza Countermeasure (H5N1) Using its Multivalent Aptamer TechnologyApril 23, 2025 | accessnewswire.comZentek Ltd. (NASDAQ:ZTEK) Short Interest Up 36.3% in MarchApril 20, 2025 | marketbeat.comZentek Sells Corporate Office in Strategic Asset ReviewApril 17, 2025 | tipranks.comZentek Announces Sale of Corporate Court OfficeApril 17, 2025 | accessnewswire.comZentek completes testing of ZenARMOR corrosion prevention technologyApril 17, 2025 | markets.businessinsider.comZentek Advances ZenARMOR™ Technology with Successful Testing and New CollaborationApril 16, 2025 | tipranks.comZentek Completes Testing of ZenARMOR(TM) Corrosion Prevention Technology as part of its Innovative Solutions Canada Testing Stream and Announces a New Collaboration with Jazeera Paints CompanyApril 16, 2025 | accessnewswire.comZentek enters partnership with Filtration Solutions Industrial Co.April 15, 2025 | markets.businessinsider.comZentek Announce Strategic Partnership with Filtration Solutions Industrial Co. to Manufacture and Distribute Graphene-Enhanced HVAC FiltersApril 14, 2025 | accessnewswire.comZentek Announces Closing of $2,000,000 Non-Brokered Private Placement of Debenture UnitsApril 9, 2025 | newsfilecorp.comZentek Announces Closing of $2,000,000 Non-Brokered Private Placement of Debenture UnitsApril 9, 2025 | newsfilecorp.comZentek Faces Tax Reassessment Following CRA AuditMarch 21, 2025 | tipranks.comZentek Announces Results of Canada Revenue Agency AuditMarch 21, 2025 | accessnewswire.comZentek Completes Shelf-Life Efficacy Testing for ZenGUARD Enhanced Air Filter CommercializationMarch 12, 2025 | finanznachrichten.deZentek completes shelf-life efficacy testing for ZenGUARD Enhanced Air FiltersMarch 12, 2025 | markets.businessinsider.comZentek Completes Key Testing for ZenGUARD™ Air FiltersMarch 12, 2025 | tipranks.comZentek Completes Shelf-Life Efficacy Testing for ZenGUARD(TM) Enhanced Air Filter CommercializationMarch 12, 2025 | accessnewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeLNZA, ADUR, ARQ, and ZTEK Company DescriptionsAduro Clean Technologies NASDAQ:ADUR$6.27 +0.15 (+2.45%) As of 04:00 PM EasternAduro Clean Technologies is a developer of patented water-based technologies to chemically recycle waste plastics; convert heavy crude and bitumen into lighter, more valuable oil and transform renewable oils into higher-value fuels or renewable chemicals. Aduro Clean Technologies is based in LONDON, Ontario.ARQ NASDAQ:ARQ$4.02 -0.01 (-0.25%) As of 04:00 PM EasternArq, Inc. is a holding company. It engages in the provision of environmental and emission control equipment to the power generation industry. The company operates through the following Segments: Refined Coal and Advanced Purification Technologies. The Refined Coal segment includes the Tinuum Group, Tinuum Services, and GWN Manager. The Advanced Purification Technologies segment refers to the sale of Activated Carbon Injection and Dry Sorbent Injection equipment systems, chemical sales, consulting services, and other sales related to the reduction of emissions in the coal-fired electric generation process and the electric utility industry. The company was founded in 1996 and is headquartered in Greenwood Village, CO.LanzaTech Global NASDAQ:LNZA$0.24 +0.01 (+4.35%) As of 04:00 PM EasternLanzaTech Global, Inc. operates as a nature-based carbon refining company in the United States and internationally. The company transforms waste carbon into the chemical building blocks for consumer goods, such as sustainable fuels, fabrics, and packaging. It is also developing biocatalysts and processes to produce a suite of additional products utilizing novel biocatalysts, including acetone and isopropanol (IPA) and industrial solvents used in various applications, including production of polymers from IPA. LanzaTech Global, Inc. was founded in 2005 and is headquartered in Skokie, Illinois.Zentek NASDAQ:ZTEK$1.55 0.00 (0.00%) As of 04:00 PM EasternZentek Ltd., together with its subsidiaries, engages in the research and development of graphene and related nanomaterials in Canada. The company develops graphene-based antimicrobial coating under the ZenGUARD brand, surgical masks, HVAC filters, personal protective equipment, rapid detection point of care diagnostics tests, and pharmaceutical products based on graphene-based compounds. It is also developing graphene oxide synthesis and graphene synthesis. In addition, the company owns 100% interest in the Albany graphite project located in Northern Ontario, Canada. The company was formerly known as ZEN Graphene Solutions Ltd. and changed its name to Zentek Ltd. in October 2021. Zentek Ltd. was incorporated in 2008 and is headquartered in Guelph, Canada. 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