Compare Stocks Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities. 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:ACTD NASDAQ:CLNE NASDAQ:MNTK NASDAQ:OPAL 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 VolumeACTDArcLight Clean Transition Corp. II$7.60$8.81$6.96▼$10.95$295.60M0.02268,462 shs252,207 shsCLNEClean Energy Fuels$2.03-0.5%$1.95$1.30▼$3.67$448.59M2.632.26 million shs1.89 million shsMNTKMontauk Renewables$2.20-2.2%$2.17$1.68▼$6.13$320.48M0.07203,422 shs165,979 shsOPALOPAL Fuels$2.52+0.8%$2.80$1.26▼$4.21$433.43M1.08153,060 shs145,823 shsThe Next 7 Blockbuster Stocks for Growth InvestorsWondering what the next stocks will be that hit it big, with solid fundamentals? Enter your email address to see which stocks MarketBeat analysts could become the next blockbuster growth stocks.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceACTDArcLight Clean Transition Corp. II0.00%0.00%0.00%0.00%0.00%CLNEClean Energy Fuels-0.49%-7.31%+3.05%+45.00%-25.91%MNTKMontauk Renewables-2.22%+1.38%+5.77%+7.32%-61.94%OPALOPAL Fuels+0.80%+0.40%-23.17%+81.29%-41.53%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationACTDArcLight Clean Transition Corp. IIN/AN/AN/AN/AN/AN/AN/AN/ACLNEClean Energy Fuels4.1174 of 5 stars3.64.00.02.72.70.80.6MNTKMontauk Renewables1.3807 of 5 stars3.02.00.00.00.01.70.6OPALOPAL Fuels2.0327 of 5 stars2.01.00.00.02.43.31.9Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceACTDArcLight Clean Transition Corp. II 0.00N/AN/AN/ACLNEClean Energy Fuels 3.25Buy$3.7584.73% UpsideMNTKMontauk Renewables 2.00Hold$3.3351.52% UpsideOPALOPAL Fuels 2.00Hold$3.0019.05% UpsideCurrent Analyst Ratings BreakdownLatest ACTD, OPAL, CLNE, and MNTK Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/12/2025OPALOPAL FuelsThe Goldman Sachs GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetSell ➝ Sell$1.75 ➝ $2.005/9/2025CLNEClean Energy FuelsLake Street CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$22.00 ➝ $5.00(Data available from 7/19/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookACTDArcLight Clean Transition Corp. IIN/AN/AN/AN/A($1.00) per shareN/ACLNEClean Energy Fuels$415.92M1.08N/AN/A$3.22 per share0.63MNTKMontauk Renewables$175.74M1.78$0.23 per share9.60$1.80 per share1.22OPALOPAL Fuels$299.97M1.46$0.21 per share11.74($0.86) per share-2.93Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateACTDArcLight Clean Transition Corp. II-$16.19MN/A0.006.85N/AN/AN/A-3.83%N/ACLNEClean Energy Fuels-$83.07M-$0.88N/AN/AN/A-47.99%-26.37%-15.13%8/7/2025 (Estimated)MNTKMontauk Renewables$9.73M$0.0544.0112.94N/A4.13%2.84%2.06%8/14/2025 (Estimated)OPALOPAL Fuels$11.03M$0.02126.001.59N/A-0.24%-1.84%0.29%8/6/2025 (Estimated)Latest ACTD, OPAL, CLNE, and MNTK EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/14/2025Q2 2025MNTKMontauk Renewables$0.01N/AN/AN/AN/AN/A8/7/2025Q2 2025CLNEClean Energy Fuels-$0.07N/AN/AN/A$94.73 millionN/A8/6/2025Q2 2025OPALOPAL Fuels$0.26N/AN/AN/A$88.75 millionN/A5/8/2025Q1 2025CLNEClean Energy Fuels-$0.20$0.01+$0.21-$0.60$96.61 million$103.76 million5/8/2025Q1 2025MNTKMontauk Renewables$0.01-$0.0033-$0.0133N/A$42.40 million$42.60 million5/8/2025Q1 2025OPALOPAL Fuels$0.62-$0.01-$0.63-$0.01$85.08 million$85.41 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthACTDArcLight Clean Transition Corp. IIN/AN/AN/AN/AN/ACLNEClean Energy FuelsN/AN/AN/AN/AN/AMNTKMontauk RenewablesN/AN/AN/AN/AN/AOPALOPAL FuelsN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioACTDArcLight Clean Transition Corp. IIN/A6.366.36CLNEClean Energy Fuels0.452.822.50MNTKMontauk Renewables0.161.271.27OPALOPAL Fuels5.061.151.02Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipACTDArcLight Clean Transition Corp. II74.78%CLNEClean Energy Fuels49.94%MNTKMontauk Renewables16.35%OPALOPAL Fuels12.16%Insider OwnershipCompanyInsider OwnershipACTDArcLight Clean Transition Corp. IIN/ACLNEClean Energy Fuels4.30%MNTKMontauk Renewables54.70%OPALOPAL Fuels84.57%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableACTDArcLight Clean Transition Corp. IIN/A38.90 millionN/ANot OptionableCLNEClean Energy Fuels500220.98 million211.48 millionOptionableMNTKMontauk Renewables130142.43 million64.52 millionOptionableOPALOPAL Fuels270173.37 million26.75 millionOptionableACTD, OPAL, CLNE, and MNTK HeadlinesRecent News About These CompaniesOPAL Fuels (NASDAQ:OPAL) Trading 2.9% Higher - Still a Buy?July 18 at 3:36 AM | marketbeat.comOPAL Fuels (OPAL) Profile Bolstered with Russell 3000 Index AdditionJuly 14, 2025 | insidermonkey.comThe LCFS faces a new political reality, plus RNG news from Viridi, Opal FuelsJuly 8, 2025 | wastedive.comWRepublic Services (NYSE:RSG) Faces Union Strikes Amid Fair Wage Dispute With TeamstersJuly 4, 2025 | finance.yahoo.comOPAL Fuels Joins Russell 3000® Index - Seeking AlphaJuly 2, 2025 | seekingalpha.comOPAL Fuels Joins Russell 3000® IndexJune 30, 2025 | businesswire.comOPAL Fuels Completes Third Sale of IRA Investment Tax CreditsJune 24, 2025 | businesswire.comOPAL Fuels (NASDAQ:OPAL) Stock Price Down 6.2% - What's Next?June 23, 2025 | marketbeat.comOPAL Fuels Inc. (NASDAQ:OPAL) CEO Adam Comora Acquires 5,400 SharesJune 17, 2025 | insidertrades.comHere is Why OPAL Fuels (OPAL) Gained Almost 50% This WeekMay 30, 2025 | insidermonkey.comEye On Growth: Scott Dols V Adds $128K Of OPAL Fuels Stock To PortfolioMay 28, 2025 | benzinga.comOPAL Fuels Inc. (NASDAQ:OPAL) Director Nadeem Nisar Purchases 5,000 SharesMay 28, 2025 | insidertrades.comOpal Fuels director Scott Dols buys $23,692 in stockMay 24, 2025 | investing.comOPAL Fuels Announces Joint Venture for North Carolina Renewable Natural Gas Production FacilityMay 15, 2025 | finance.yahoo.comOPAL Fuels Delays Quarterly Report FilingMay 13, 2025 | tipranks.comOPAL Fuels First Quarter 2025 Earnings: Revenues Beat Expectations, EPS LagsMay 10, 2025 | finance.yahoo.comEarnings call transcript: Opal Fuels’ Q1 2025 results miss EPS forecastMay 10, 2025 | uk.investing.comOPAL Fuels Inc. (NASDAQ:OPAL) Q1 2025 Earnings Call TranscriptMay 10, 2025 | msn.comQ1 2025 Opal Fuels Inc Earnings CallMay 10, 2025 | finance.yahoo.comWhy OPAL Fuels Inc. (OPAL) Stock is Surging This WeekMay 9, 2025 | msn.comOpal fuels anticipates 37% RNG production growth for 2025 amid strong segment performanceMay 9, 2025 | msn.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeACTD, OPAL, CLNE, and MNTK Company DescriptionsArcLight Clean Transition Corp. II NASDAQ:ACTDArcLight Clean Transition Corp. II intends to effect a merger, share exchange, asset acquisition, share purchase, reorganization, or similar business combination with one or more businesses or entities in energy and natural resources sectors. ArcLight Clean Transition Corp. II was incorporated in 2021 and is based in Boston, Massachusetts.Clean Energy Fuels NASDAQ:CLNE$2.03 -0.01 (-0.49%) Closing price 07/18/2025 04:00 PM EasternExtended Trading$2.02 0.00 (-0.25%) As of 07/18/2025 07:35 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.Clean Energy Fuels Corp. provides natural gas as alternative fuels for vehicle fleets and related fueling solutions in the United States and Canada. It supplies renewable natural gas (RNG), compressed natural gas (CNG), and liquefied natural gas (LNG) for medium and heavy-duty vehicles; and offers operation and maintenance services for public and private vehicle fleet customer stations. The company also designs, builds, operates, and maintains vehicle fueling stations; and sells and services compressors and other equipment that are used in RNG production and fueling stations. In addition, it transports and sells CNG, RNG, and LNG through virtual natural gas pipelines and interconnects; sells U.S. federal, state, and local government credits, such as RNG as a vehicle fuel, including Renewable Identification Numbers and Low Carbon Fuel Standards credits; and obtains federal, state, and local credits, grants, and incentives. Further, the company focuses on developing, owning, and operating dairy and other livestock waste RNG projects. It serves heavy-duty trucking, airports, refuse, public transit, industrial, and institutional energy users, as well as government fleets. Clean Energy Fuels Corp. was incorporated in 2001 and is headquartered in Newport Beach, California.Montauk Renewables NASDAQ:MNTK$2.20 -0.05 (-2.22%) Closing price 07/18/2025 04:00 PM EasternExtended Trading$2.20 +0.00 (+0.23%) As of 07/18/2025 04:04 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.Montauk Renewables, Inc., a renewable energy company, engages in recovery and processing of biogas from landfills and other non-fossil fuel sources. It operates in two segments, Renewable Natural Gas and Renewable Electricity Generation. The company develops, owns, and operates renewable natural gas (RNG) projects that captures methane and prevents it from being released into the atmosphere by converting it into either RNG or electrical power for the electrical grid. Its customers for RNG and renewable identification numbers (RIN) include large, long-term owner-operators of landfills and livestock farms, local utilities, and large refiners in the natural gas and refining sectors. Montauk Renewables, Inc. was founded in 1980 and is headquartered in Pittsburgh, Pennsylvania.OPAL Fuels NASDAQ:OPAL$2.52 +0.02 (+0.80%) Closing price 07/18/2025 04:00 PM EasternExtended Trading$2.58 +0.06 (+2.18%) As of 07/18/2025 04:53 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.OPAL Fuels Inc., together with its subsidiaries, engages in the production and distribution of renewable natural gas for use as a vehicle fuel for heavy and medium-duty trucking fleets. It also designs, develops, constructs, operates, and services fueling stations for trucking fleets that use natural gas to displace diesel as transportation fuel. In addition, it offers design, development, and construction services for hydrogen fueling stations. Further, the company engages in the generation and sale of renewable power to utilities. OPAL Fuels Inc. is based in White Plains, New York. 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