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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:CLNE NASDAQ:HCCH 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 VolumeCLNEClean Energy Fuels$2.34+1.7%$2.03$1.30▼$3.67$504.36M2.651.79 million shs2.46 million shsHCCHHL Acquisitions$23.31$22.23$10.02▼$26.19$152.87M-0.03155,873 shsN/AMNTKMontauk Renewables$2.05+4.1%$2.22$1.68▼$6.04$280.25M0.07190,661 shs430,966 shsOPALOPAL Fuels$2.39$2.65$1.26▼$4.11$414.36M1.08145,061 shs120,115 shs10 Stocks Set to Soar in Fall 2025Enter your email address and we'll send you MarketBeat's list of ten stocks that are set to soar in Fall 2025, despite the threat of tariffs and other economic uncertainty. These ten stocks are incredibly resilient and are likely to thrive in any economic environment.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceCLNEClean Energy Fuels+11.65%+11.11%+5.02%+18.56%-18.44%HCCHHL Acquisitions0.00%0.00%0.00%0.00%0.00%MNTKMontauk Renewables+7.65%-4.83%-9.22%-11.26%-54.92%OPALOPAL Fuels+4.82%+2.14%-4.78%+6.22%-30.32%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationCLNEClean Energy Fuels3.8188 of 5 stars3.52.00.02.73.40.80.6HCCHHL AcquisitionsN/AN/AN/AN/AN/AN/AN/AN/AMNTKMontauk Renewables1.9405 of 5 stars3.04.00.00.01.61.70.0OPALOPAL Fuels2.2317 of 5 stars1.91.00.00.02.33.32.5Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceCLNEClean Energy Fuels 3.00Buy$3.5953.42% UpsideHCCHHL Acquisitions 0.00N/AN/AN/AMNTKMontauk Renewables 2.00Hold$3.3362.60% UpsideOPALOPAL Fuels 1.75Reduce$2.8117.68% UpsideCurrent Analyst Ratings BreakdownLatest HCCH, CLNE, OPAL, and MNTK Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails8/12/2025CLNEClean Energy FuelsUBS GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$2.00 ➝ $2.758/8/2025CLNEClean Energy FuelsJefferies Financial GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeBuy ➝ Hold$2.207/23/2025OPALOPAL FuelsUBS GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeStrong-Buy ➝ Hold$3.50 ➝ $2.757/22/2025OPALOPAL FuelsJohnson RiceSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeStrong-Buy ➝ Hold$4.00 ➝ $3.00(Data available from 8/13/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookCLNEClean Energy Fuels$415.86M1.23N/AN/A$2.72 per share0.86HCCHHL AcquisitionsN/AN/AN/AN/A$0.76 per shareN/AMNTKMontauk Renewables$175.74M1.66$0.24 per share8.40$1.79 per share1.15OPALOPAL Fuels$299.97M1.38$0.21 per share11.22($0.13) per share-18.38Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateCLNEClean Energy Fuels-$83.07M-$0.90N/AN/AN/A-48.40%-27.98%-15.71%N/AHCCHHL Acquisitions-$200KN/A0.00∞N/AN/A-14.90%-1.36%N/AMNTKMontauk Renewables$9.73M$0.02102.5012.06N/A1.46%1.01%0.72%N/AOPALOPAL Fuels$11.03M$0.0639.831.51N/A-0.74%-1.84%-0.28%N/ALatest HCCH, CLNE, OPAL, and MNTK EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/7/2025Q2 2025CLNEClean Energy Fuels-$0.07-$0.01+$0.06-$0.09$94.73 million$102.61 million8/7/2025Q2 2025OPALOPAL Fuels$0.13$0.03-$0.10$0.03$88.75 million$80.46 million8/6/2025Q2 2025MNTKMontauk Renewables$0.01-$0.04-$0.05-$0.04$42.73 million$45.13 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthCLNEClean Energy FuelsN/AN/AN/AN/AN/AHCCHHL AcquisitionsN/AN/AN/AN/AN/AMNTKMontauk RenewablesN/AN/AN/AN/AN/AOPALOPAL FuelsN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioCLNEClean Energy Fuels0.472.832.51HCCHHL Acquisitions0.110.030.03MNTKMontauk Renewables0.230.770.77OPALOPAL Fuels5.061.261.02Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipCLNEClean Energy Fuels49.94%HCCHHL Acquisitions28.57%MNTKMontauk Renewables16.35%OPALOPAL Fuels12.16%Insider OwnershipCompanyInsider OwnershipCLNEClean Energy Fuels4.30%HCCHHL Acquisitions18.70%MNTKMontauk Renewables54.70%OPALOPAL Fuels84.57%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableCLNEClean Energy Fuels500219.29 million209.86 millionOptionableHCCHHL AcquisitionsN/A6.56 millionN/ANot OptionableMNTKMontauk Renewables130142.26 million64.44 millionOptionableOPALOPAL Fuels270173.37 million26.75 millionOptionableHCCH, CLNE, OPAL, and MNTK HeadlinesRecent News About These CompaniesOpal Fuels Inc. Navigates Growth and Challenges in Latest Earnings CallAugust 13 at 2:13 AM | msn.comOpal Fuels targets 2M MMBtu in new construction for 2025 as policy clarity boosts outlookAugust 9, 2025 | msn.comOPAL Fuels Inc. (OPAL) Q2 2025 Earnings Call TranscriptAugust 8, 2025 | seekingalpha.comOPAL Fuels (OPAL) Q2 Revenue Rises 13%August 7, 2025 | fool.comOPAL Fuels Reports Second Quarter 2025 ResultsAugust 7, 2025 | businesswire.comEarnings Preview For OPAL FuelsAugust 6, 2025 | benzinga.comOPAL Fuels (OPAL) Expected to Announce Quarterly Earnings on ThursdayJuly 31, 2025 | marketbeat.comOpal Fuels downgraded to Neutral from Buy at UBSJuly 24, 2025 | msn.comUBS Downgrades OPAL Fuels (OPAL)July 24, 2025 | msn.comOPAL Fuels Announces Second Quarter 2025 Earnings Release Date and Conference CallJuly 24, 2025 | businesswire.comOPAL Fuels (NASDAQ:OPAL) Receives Neutral Rating from UBS GroupJuly 24, 2025 | marketbeat.comOPAL Fuels (NASDAQ:OPAL) Receives "Hold" Rating from Johnson RiceJuly 22, 2025 | marketbeat.comOPAL Fuels (NASDAQ:OPAL) Trading 2.9% Higher - Still a Buy?July 18, 2025 | 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 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.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeHCCH, CLNE, OPAL, and MNTK Company DescriptionsClean Energy Fuels NASDAQ:CLNE$2.34 +0.04 (+1.74%) Closing price 04:00 PM EasternExtended Trading$2.34 +0.00 (+0.04%) As of 07:54 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.HL Acquisitions NASDAQ:HCCHHL Acquisitions Corp. does not have significant operations. It intends to acquire, engage in a share exchange, share reconstruction and amalgamation with, purchase all or substantially all of the assets of, enter into contractual arrangements with, or engage in any other similar business combination with one or more businesses or entities. The company was founded in 2018 and is based in New York, New York.Montauk Renewables NASDAQ:MNTK$2.05 +0.08 (+4.06%) Closing price 04:00 PM EasternExtended Trading$2.05 0.00 (0.00%) As of 04:10 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$2.39 0.00 (0.00%) Closing price 04:00 PM EasternExtended Trading$2.40 +0.00 (+0.21%) As of 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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