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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 NYSE:AESINYSE:ERONYSE:MTALNASDAQ:SGML 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 VolumeAESIAtlas Energy Solutions$13.18-4.9%$13.43$11.76▼$26.86$1.63B1.151.37 million shs3.71 million shsEROEro Copper$16.78-2.7%$14.21$9.30▼$23.40$1.74B1.13412,098 shs695,197 shsMTALMAC Copper$12.08+0.0%$10.79$7.69▼$14.93$995.46M0.39358,169 shs3.17 million shsSGMLSigma Lithium$4.62-0.9%$6.16$4.25▼$15.56$514.11M0.07881,344 shs1.79 million shsBeginner's Guide To Retirement StocksEnter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAESIAtlas Energy Solutions0.00%-8.51%+8.33%-26.08%-33.85%EROEro Copper0.00%+9.90%+18.70%+38.42%-21.50%MTALMAC Copper0.00%-0.40%-0.62%+26.24%-11.80%SGMLSigma Lithium0.00%-2.94%-1.70%-55.58%-61.60%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAESIAtlas Energy Solutions4.3516 of 5 stars4.20.02.50.03.52.52.5EROEro Copper3.9583 of 5 stars4.53.00.00.01.81.71.9MTALMAC Copper1.5856 of 5 stars1.05.00.00.00.01.71.9SGMLSigma Lithium2.5899 of 5 stars3.52.00.00.01.33.30.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAESIAtlas Energy Solutions 2.45Hold$19.2846.22% UpsideEROEro Copper 3.09Buy$26.3356.90% UpsideMTALMAC Copper 2.00Hold$12.634.55% UpsideSGMLSigma Lithium 3.00Buy$18.00289.61% UpsideCurrent Analyst Ratings BreakdownLatest SGML, AESI, ERO, and MTAL Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails6/3/2025MTALMAC CopperBMO Capital MarketsSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOutperform ➝ Market Perform$11.00 ➝ $12.255/27/2025MTALMAC CopperScotiabankSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingSector Outperform ➝ Sector Perform$13.005/21/2025AESIAtlas Energy SolutionsStifel NicolausSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$15.005/13/2025AESIAtlas Energy SolutionsCitigroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetNeutral ➝ Neutral$18.00 ➝ $14.005/8/2025AESIAtlas Energy SolutionsPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$22.00 ➝ $17.005/7/2025EROEro CopperTD SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy5/7/2025AESIAtlas Energy SolutionsRoyal Bank Of CanadaSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOutperform ➝ Outperform$21.00 ➝ $17.005/6/2025EROEro CopperNational BanksharesSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeSector Perform ➝ Outperform5/6/2025EROEro CopperNational Bank FinancialSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeHold ➝ Strong-Buy4/30/2025MTALMAC CopperNational Bank FinancialSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeStrong-Buy ➝ Hold4/16/2025EROEro CopperBMO Capital MarketsSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageOutperform(Data available from 6/30/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAESIAtlas Energy Solutions$1.06B1.54$1.71 per share7.72$9.40 per share1.40EROEro Copper$470.26M3.70$1.45 per share11.59$7.88 per share2.13MTALMAC Copper$340.74M2.92$0.10 per share122.46$6.74 per share1.79SGMLSigma Lithium$152.36M3.37N/AN/A$0.87 per share5.31Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAESIAtlas Energy Solutions$59.94M$0.3142.538.79N/A2.96%4.99%2.70%8/4/2025 (Estimated)EROEro Copper-$68.47M$0.1798.747.49N/A3.87%14.24%6.44%7/31/2025 (Estimated)MTALMAC Copper-$81.69MN/A0.0012.45N/AN/AN/AN/A7/21/2025 (Estimated)SGMLSigma Lithium-$51.07M-$0.37N/A4.71N/A-24.36%-35.85%-10.76%8/13/2025 (Estimated)Latest SGML, AESI, ERO, and MTAL EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails7/21/2025N/AMTALMAC Copper$0.03N/AN/AN/AN/AN/A5/5/2025Q1 2025AESIAtlas Energy Solutions$0.18$0.08-$0.10$0.01$291.13 million$297.59 million5/5/2025Q1 2025EROEro Copper$0.17$0.35+$0.18$0.77$179.45 million$125.10 million3/31/2025Q4 2024SGMLSigma Lithium$0.06-$0.08-$0.14-$0.08$71.77 million$46.70 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAESIAtlas Energy Solutions$1.007.58%N/A322.58%2 YearsEROEro CopperN/AN/AN/AN/AN/AMTALMAC CopperN/AN/AN/AN/AN/ASGMLSigma LithiumN/AN/AN/AN/AN/ALatest SGML, AESI, ERO, and MTAL DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date5/5/2025AESIAtlas Energy Solutionsquarterly$0.257.12%5/15/20255/15/20255/22/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAESIAtlas Energy Solutions0.381.621.40EROEro Copper0.831.050.80MTALMAC Copper0.631.120.97SGMLSigma Lithium1.080.850.67Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAESIAtlas Energy Solutions34.59%EROEro Copper71.30%MTALMAC Copper87.47%SGMLSigma Lithium64.86%Insider OwnershipCompanyInsider OwnershipAESIAtlas Energy Solutions15.98%EROEro CopperN/AMTALMAC CopperN/ASGMLSigma Lithium48.60%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAESIAtlas Energy Solutions1,143123.62 million103.87 millionOptionableEROEro Copper3,374103.59 millionN/ANot OptionableMTALMAC Copper2,02182.44 millionN/ANot OptionableSGMLSigma Lithium250111.28 million57.20 millionOptionableSGML, AESI, ERO, and MTAL HeadlinesRecent News About These CompaniesSigma Lithium (NASDAQ:SGML) Trading Up 7.2% - Here's WhyJune 26, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Reaches New 12-Month Low - Here's WhyJune 25, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Shares Gap Up - Here's WhyJune 16, 2025 | marketbeat.comMillennium Management LLC Sells 364,884 Shares of Sigma Lithium Co. (NASDAQ:SGML)June 13, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Stock Price Down 7.1% - Should You Sell?June 12, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Trading 6.7% Higher - Here's WhyJune 9, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Reaches New 52-Week Low - Here's What HappenedJune 3, 2025 | marketbeat.comSigma Lithium (NASDAQ:SGML) Hits New 12-Month Low - Should You Sell?May 30, 2025 | marketbeat.comSigma Lithium Corp (SGML) Q1 2025 Earnings Call Highlights: Strong Revenue Growth Amid Rising CostsMay 16, 2025 | finance.yahoo.comSIGMA LITHIUM REPORTS 1Q25 RESULTS: STRONG MARGINS, COST OUTPERFORMANCE AND PRODUCTION ABOVE TARGETMay 14, 2025 | prnewswire.comSigma Lithium Corporation: Sigma Lithium Announces 1q25 Preview: Outperforms Targets, Operational Profitability, 24% Ebitda MarginMay 9, 2025 | finanznachrichten.deSIGMA LITHIUM ANNOUNCES 1Q25 PREVIEW: OUTPERFORMS TARGETS, OPERATIONAL PROFITABILITY, 24% EBITDA MARGINMay 7, 2025 | prnewswire.comSigma Lithium Corporation (SGML) Reports Next Week: Wall Street Expects Earnings GrowthMay 7, 2025 | zacks.comSigma Lithium Corporation (SGML) Outperforms Broader Market: What You Need to KnowMay 1, 2025 | zacks.comSIGMA LITHIUM TO RELEASE FIRST QUARTER 2025 RESULTS ON MAY 14, 2025April 28, 2025 | prnewswire.comSigma Lithium Corporation (SGML) Stock Sinks As Market Gains: Here's WhyApril 25, 2025 | zacks.comSigma Lithium: Expanding Production In A Time Of Lithium OverabundanceApril 25, 2025 | seekingalpha.comWhy Sigma Lithium Corporation’s (SGML) Stock Is Up 7.95%April 24, 2025 | aaii.comASigma Lithium jumps after hitting targets for Q1 production, salesApril 8, 2025 | msn.comCalculating The Fair Value Of Sigma Lithium Corporation (NASDAQ:SGML)April 7, 2025 | finance.yahoo.comWhy Sigma Lithium Corporation’s (SGML) Stock Is Down 14.65%April 5, 2025 | aaii.comANew 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 SurgeTop 3 ETFs Defense Hawks Are BuyingBy Nathan Reiff | June 2, 2025View Top 3 ETFs Defense Hawks Are BuyingSoFi Stock’s Next Test: Can It Justify Its Premium Valuation?By Chris Markoch | June 13, 2025View SoFi Stock’s Next Test: Can It Justify Its Premium Valuation?GE Aerospace Turns Engines Into Long-Term ProfitsBy Jeffrey Neal Johnson | June 21, 2025View GE Aerospace Turns Engines Into Long-Term ProfitsAeroVironment Will Hit New Highs This Year: Bull Flag ConfirmedBy Thomas Hughes | June 25, 2025View AeroVironment Will Hit New Highs This Year: Bull Flag ConfirmedSGML, AESI, ERO, and MTAL Company DescriptionsAtlas Energy Solutions NYSE:AESI$13.18 -0.68 (-4.88%) Closing price 06/27/2025 03:59 PM EasternExtended Trading$13.34 +0.16 (+1.18%) As of 04:00 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.Atlas Energy Solutions Inc. engages in the production, processing, and sale of mesh and sand that are used as a proppant during the well completion process in the Permian Basin of Texas and New Mexico. The company provides transportation and logistics, storage solutions, and contract labor services. It sells its products and services to oil and natural gas exploration and production companies, and oilfield services companies. Atlas Energy Solutions Inc. was founded in 2017 and is headquartered in Austin, Texas.Ero Copper NYSE:ERO$16.78 -0.47 (-2.70%) Closing price 06/27/2025 03:59 PM EasternExtended Trading$10.20 -6.58 (-39.23%) As of 04:00 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.Ero Copper Corp. engages in the exploration, development, and production of mining projects in Brazil. The company is involved in the production and sale of copper concentrate from the Caraíba operations located in the Curaçá Valley, northeastern Bahia state, Brazil, as well as gold and silver by-products. It also holds 100% interests in the Tucumã project, a copper development project located within southeastern Pará state; and the Xavantina Operations located in Mato Grosso state. Ero Copper Corp. was incorporated in 2016 and is headquartered in Vancouver, Canada.MAC Copper NYSE:MTAL$12.08 +0.01 (+0.04%) Closing price 06/27/2025 03:59 PM EasternExtended Trading$12.55 +0.48 (+3.93%) As of 04:00 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.Metals Acquisition Limited focuses on mining and production of copper and silver. It operates the CSA copper mine in Cobar, Australia. The company was incorporated in 2022 and is headquartered in Saint Helier, Jersey.Sigma Lithium NASDAQ:SGML$4.62 -0.04 (-0.86%) Closing price 06/27/2025 04:00 PM EasternExtended Trading$7.15 +2.53 (+54.76%) As of 04:00 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.Sigma Lithium Corporation engages in the exploration and development of lithium deposits in Brazil. It holds a 100% interest in the Grota do Cirilo, Genipapo, Santa Clara, and São José properties comprising 29 mineral rights covering an area of approximately 185 square kilometers located in the Araçuaí and Itinga regions of the state of Minas Gerais, Brazil. It serves electric vehicle industries worldwide. The company was formerly known as Sigma Lithium Resources Corporation and changed its name to Sigma Lithium Corporation in July 2021. The company is headquartered in São Paulo, Brazil. 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