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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:ALT NYSE:AMT 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 VolumeALTAltimmune$4.40-7.2%$5.67$2.90▼$11.16$356.87M0.473.37 million shs9.29 million shsAMTAmerican Tower$221.13-0.3%$216.55$172.51▼$243.56$103.52B0.822.50 million shs1.46 million shs7 Stocks That Could Be Bigger Than Tesla, Nvidia, and GoogleLooking for the next FAANG stock before everyone has heard about it? Enter your email address to see which stocks MarketBeat analysts think might become the next trillion dollar tech company.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceALTAltimmune+3.49%-3.27%-20.34%+13.94%-31.30%AMTAmerican Tower+0.44%-0.57%+4.14%+6.27%+13.09%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationALTAltimmune2.325 of 5 stars3.41.00.00.03.11.70.6AMTAmerican Tower3.9985 of 5 stars2.63.01.73.14.21.70.0Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceALTAltimmune 2.75Moderate Buy$18.20313.17% UpsideAMTAmerican Tower 3.11Buy$240.888.80% UpsideCurrent Analyst Ratings BreakdownLatest AMT, 4DX, ADR, ALT, and ADO Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails7/10/2025ALTAltimmuneThe Goldman Sachs GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageSell7/10/2025ALTAltimmuneJMP SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetMarket Outperform ➝ Market Outperform$25.00 ➝ $15.007/8/2025AMTAmerican TowerUBS GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$250.00 ➝ $260.006/27/2025ALTAltimmuneWilliam BlairSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingMarket Perform ➝ Market Perform6/27/2025ALTAltimmuneHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$12.005/19/2025AMTAmerican TowerBank of AmericaSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$255.005/1/2025AMTAmerican TowerRoyal Bank Of CanadaSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$240.00 ➝ $250.004/30/2025AMTAmerican TowerWells Fargo & CompanySubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOverweight ➝ Overweight$230.00 ➝ $240.004/30/2025AMTAmerican TowerScotiabankSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetSector Outperform ➝ Sector Outperform$234.00 ➝ $248.004/30/2025AMTAmerican TowerJMP SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetMarket Outperform ➝ Market Outperform$248.00 ➝ $260.004/30/2025AMTAmerican TowerRaymond James FinancialSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetStrong-Buy ➝ Strong-Buy$231.00 ➝ $251.00(Data available from 7/10/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookALTAltimmune$20K17,863.82N/AN/A$1.74 per share2.53AMTAmerican Tower$10.18B10.18$11.62 per share19.06$20.64 per share10.73Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateALTAltimmune-$95.06M-$1.26N/AN/AN/A-451,200.00%-65.44%-58.43%8/6/2025 (Estimated)AMTAmerican Tower$2.26B$3.8956.9722.141.6417.34%30.20%4.82%7/29/2025 (Estimated)Latest AMT, 4DX, ADR, ALT, and ADO EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/6/2025Q2 2025ALTAltimmune-$0.3006N/AN/AN/AN/AN/A7/29/2025Q2 2025AMTAmerican Tower$2.59N/AN/AN/A$2.58 billionN/A5/13/2025Q1 2025ALTAltimmune-$0.35-$0.26+$0.09-$0.26$0.00 million$0.01 million4/29/2025Q1 2025AMTAmerican Tower$2.41$2.75+$0.34$2.75$2.54 billion$2.56 billionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthALTAltimmuneN/AN/AN/AN/AN/AAMTAmerican Tower$6.803.07%N/A174.81%1 YearsLatest AMT, 4DX, ADR, ALT, and ADO DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date5/15/2025AMTAmerican Towerquarterly$1.703.21%6/13/20256/13/20257/11/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioALTAltimmuneN/A15.8515.85AMTAmerican Tower3.430.810.81Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipALTAltimmune78.05%AMTAmerican Tower92.69%Insider OwnershipCompanyInsider OwnershipALTAltimmune4.10%AMTAmerican Tower0.17%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableALTAltimmune5081.11 million77.78 millionOptionableAMTAmerican Tower4,691468.14 million467.34 millionOptionableAZV, ADR, AMT, and ALT HeadlinesRecent News About These CompaniesParr Mcknight Wealth Management Group LLC Acquires 2,020 Shares of American Tower Corporation (NYSE:AMT)July 10 at 8:37 AM | marketbeat.comBrown Advisory Inc. Sells 34,723 Shares of American Tower Corporation (NYSE:AMT)July 10 at 5:28 AM | marketbeat.comU.S. Capital Wealth Advisors LLC Cuts Stock Holdings in American Tower Corporation (NYSE:AMT)July 10 at 5:07 AM | marketbeat.comConcurrent Investment Advisors LLC Sells 2,002 Shares of American Tower Corporation (NYSE:AMT)July 10 at 4:45 AM | marketbeat.comAmerican Tower Earnings Preview: What to ExpectJuly 9 at 6:57 PM | msn.comBridges Investment Management Inc. Sells 58,400 Shares of American Tower Corporation (NYSE:AMT)July 9 at 10:15 AM | marketbeat.comNisa Investment Advisors LLC Acquires 28,234 Shares of American Tower Corporation (NYSE:AMT)July 9 at 10:00 AM | marketbeat.comTopsail Wealth Management LLC Purchases Shares of 1,603 American Tower Corporation (NYSE:AMT)July 9 at 9:58 AM | marketbeat.comGreenleaf Trust Acquires 12,933 Shares of American Tower Corporation (NYSE:AMT)July 9 at 8:02 AM | marketbeat.comValeo Financial Advisors LLC Grows Stock Holdings in American Tower Corporation (NYSE:AMT)July 9 at 7:08 AM | marketbeat.comAmerican Tower Corporation (NYSE:AMT) Holdings Raised by Envestnet Asset Management Inc.July 9 at 5:33 AM | marketbeat.comWorld Investment Advisors Sells 1,683 Shares of American Tower Corporation (NYSE:AMT)July 9 at 5:03 AM | marketbeat.comUBS Group Forecasts Strong Price Appreciation for American Tower (NYSE:AMT) StockJuly 8 at 10:17 AM | marketbeat.comAmerican Tower Corporation (NYSE:AMT) Stock Position Lifted by DekaBank Deutsche GirozentraleJuly 8 at 10:15 AM | marketbeat.comAmerican Tower Plans Second Quarter 2025 Earnings Release and Conference CallJuly 8 at 9:21 AM | finance.yahoo.comM&T Bank Corp Reduces Stock Holdings in American Tower Corporation (NYSE:AMT)July 8 at 9:04 AM | marketbeat.comAmerican Tower Corporation (NYSE:AMT) Shares Sold by Strategic Blueprint LLCJuly 8 at 4:52 AM | marketbeat.comAmerican Tower Corporation (NYSE:AMT) Shares Bought by Alpha Cubed Investments LLCJuly 7 at 8:30 AM | marketbeat.comCrossmark Global Holdings Inc. Acquires 6,025 Shares of American Tower Corporation (NYSE:AMT)July 7 at 7:44 AM | marketbeat.comAmerican Tower Corporation (NYSE:AMT) Stock Position Lowered by Financial Counselors Inc.July 7 at 7:05 AM | marketbeat.comTruist Financial Corp Has $30.23 Million Stock Position in American Tower Corporation (NYSE:AMT)July 7 at 5:24 AM | marketbeat.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All HeadlinesWhy BigBear.ai Could Rally 100% and Catch Palantir SoonBy Gabriel Osorio-Mazilli | June 30, 2025View Why BigBear.ai Could Rally 100% and Catch Palantir Soon3 Defense Leaders Set to Gain From Rising Military SpendBy Chris Markoch | July 5, 2025View 3 Defense Leaders Set to Gain From Rising Military SpendIPO Momentum Returns: 3 Stocks Rising After CoreWeave’s SurgeBy Dan Schmidt | June 20, 2025View IPO Momentum Returns: 3 Stocks Rising After CoreWeave’s SurgeBigBear.ai Poised to Benefit as Palantir Dominates AI DefenseBy Gabriel Osorio-Mazilli | June 23, 2025View BigBear.ai Poised to Benefit as Palantir Dominates AI DefenseInsiders Chase Income and Stability in American Tower—Here’s WhyBy Gabriel Osorio-Mazilli | June 25, 2025View Insiders Chase Income and Stability in American Tower—Here’s WhyAZV, ADR, AMT, and ALT Company DescriptionsAltimmune NASDAQ:ALT$4.40 -0.34 (-7.17%) Closing price 04:00 PM EasternExtended Trading$4.38 -0.02 (-0.45%) As of 07:29 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.Altimmune, Inc., a clinical stage biopharmaceutical company, focuses on developing treatments for obesity and liver diseases. The company's lead product candidate, pemvidutide, a GLP-1/glucagon dual receptor agonist that is in Phase 2 trial for the treatment of obesity and metabolic dysfunction-associated steatohepatitis. It is also developing HepTcell, an immunotherapeutic product candidate, which is in Phase 2 clinical trial for patients chronically infected with the hepatitis B virus. The company was formerly known as Vaxin Inc. and changed its name to Altimmune, Inc. in September 2015. Altimmune, Inc. was founded in 1997 is headquartered in Gaithersburg, Maryland.American Tower NYSE:AMT$221.13 -0.70 (-0.32%) Closing price 03:59 PM EasternExtended Trading$221.01 -0.12 (-0.05%) As of 07:13 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.American Tower, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of over 224,000 communications sites and a highly interconnected footprint of U.S. data center facilities. 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