NASDAQ:ALKS Alkermes (ALKS) Stock Price, News & Analysis $45.97 -0.14 (-0.30%) Closing price 09/11/2026 04:00 PM EasternExtended Trading$46.00 +0.02 (+0.05%) As of 09/11/2026 07:30 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 Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest About Alkermes Stock (NASDAQ:ALKS) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Alkermes alerts:Sign Up Key Stats Today's Range$45.73▼$46.7550-Day Range$45.40▼$55.2252-Week Range$26.40▼$55.67Volume1.28 million shsAverage Volume1.21 million shsMarket Capitalization$7.71 billionP/E Ratio120.98Dividend YieldN/APrice Target$54.56Consensus RatingModerate Buy Company Overview Alkermes plc (NASDAQ: ALKS) is a biopharmaceutical company focused on developing and commercializing medicines for central nervous system diseases. Its research and development activities include treatments for schizophrenia, bipolar disorder, addiction and other serious neurological or psychiatric conditions, with an emphasis on long-acting injectable and extended-release formulations. The company’s marketed products include VIVITROL, an extended-release injectable form of naltrexone used to treat alcohol dependence and prevent relapse to opioid dependence after detoxification; ARISTADA, an extended-release injectable formulation of aripiprazole lauroxil for the treatment of schizophrenia in adults; and LYBALVI, an oral combination of olanzapine and samidorphan approved for schizophrenia and bipolar I disorder in adults. Founded in Ireland in 1987, Alkermes has developed drug-delivery technologies intended to help extend dosing intervals and support medication adherence. The company is headquartered in Waltham, Massachusetts, and maintains operations in the United States and Ireland. Its medicines are primarily commercialized in the U.S., with certain products and rights supported through commercial partners in other markets.AI Generated. May Contain Errors. Read More Alkermes Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks58th Percentile Overall ScoreALKS MarketRank™: Alkermes scored higher than 58% of companies evaluated by MarketBeat, and ranked 430th out of 904 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.9 / 5Analyst RatingModerate Buy Consensus RatingAlkermes has received a consensus rating of Moderate Buy. The company's average rating score is 2.72, and is based on 1 strong buy rating, 12 buy ratings, 4 hold ratings, and 1 sell rating.Upside PotentialAlkermes has a consensus price target of $54.56, representing about 18.7% upside from its current price of $45.97.Amount of Analyst CoverageAlkermes has been the subject of 11 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about Alkermes' stock forecast and price target. Earnings and Valuation1.3 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Alkermes are expected to grow in the coming year, from ($0.56) to $0.24 per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Alkermes is 120.98, which means that it is trading at a more expensive P/E ratio than the market average P/E ratio of about 44.90.Price to Earnings Ratio vs. SectorThe P/E ratio of Alkermes is 120.98, which means that it is trading at a less expensive P/E ratio than the Healthcare sector average P/E ratio of about 274.94.Price to Book Value per Share RatioAlkermes has a P/B Ratio of 4.17. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about Alkermes' valuation and earnings. Short Interest1.0 / 5Short Interest LevelBearish Percentage of Shares Shorted9.19% of the float of Alkermes has been sold short.Short Interest Ratio / Days to CoverAlkermes has a short interest ratio ("days to cover") of 11.79, which indicates bearish sentiment.Change versus previous monthShort interest in Alkermes has recently decreased by 0.30%, indicating that investor sentiment is improving. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldAlkermes does not currently pay a dividend.Dividend GrowthAlkermes does not have a long track record of dividend growth. News and Social Media2.6 / 5News Sentiment1.09 News SentimentAlkermes has a news sentiment score of 1.09. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.88 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 6 news articles for Alkermes this week, compared to 6 articles on an average week.Search InterestOnly 4 people have searched for ALKS on MarketBeat in the last 30 days. This is a decrease of 0% compared to the previous 30 days.MarketBeat FollowsOnly 1 people have added Alkermes to their MarketBeat watchlist in the last 30 days. This is a decrease of -80% compared to the previous 30 days. Company Ownership1.6 / 5Insider TradingSelling Shares Insider Buying vs. Insider SellingIn the past three months, Alkermes insiders have sold more of their company's stock than they have bought. Specifically, they have bought $0.00 in company stock and sold $4,242,213.00 in company stock.Percentage Held by Insiders4.59% of the stock of Alkermes is held by insiders.Percentage Held by Institutions95.21% of the stock of Alkermes is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Alkermes' insider trading history. Receive ALKS Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Alkermes and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. ALKS Stock News HeadlinesAlkermes: A Slow-Burning Buy Prospect On Orexin-Agonist PromiseSeptember 11 at 11:30 AM | seekingalpha.comAlkermes Announces Launch of 9th Annual Alkermes Pathways Research Awards® ProgramSeptember 10 at 9:03 AM | finance.yahoo.comPorter flew 3,300 miles to investigate this systemPorter Stansberry flew the Porter and Co. team 3,300 miles to Dublin to investigate a 17-year investing experiment called Project Prophet - and documented everything on film. Rooted in the laws of physics, this quantitative approach challenges conventional wealth-building wisdom. With 17 years of verified data behind it, Porter calls it unlike anything he has seen in nearly 30 years in the business.September 13 at 1:00 AM | Porter & Company (Ad)Alkermes (NASDAQ:ALKS) EVP David Joseph Gaffin Sells 2,034 Shares of StockSeptember 4, 2026 | insidertrades.comAlkermes Chief Commercial Officer Sells 7,576 Shares for $373,000August 29, 2026 | fool.comThe Lancet Neurology Publishes Data From Alkermes’ Positive Vibrance-1 Phase 2 Study of Alixorexton in Adults With Narcolepsy Type 1August 25, 2026 | uk.finance.yahoo.comThe Lancet Neurology Publishes Data From Alkermes' Positive Vibrance-1 Phase 2 Study of Alixorexton in Adults With Narcolepsy Type 1August 24, 2026 | businesswire.comInsider Selling: Alkermes (NASDAQ:ALKS) SVP Sells $372,966.48 in StockAugust 18, 2026 | insidertrades.comSee More Headlines ALKS Stock Analysis - Frequently Asked Questions How have ALKS shares performed this year? Alkermes' stock was trading at $27.98 at the beginning of 2026. Since then, ALKS shares have increased by 64.3% and is now trading at $45.97. How were Alkermes' earnings last quarter? Alkermes plc (NASDAQ:ALKS) released its earnings results on Thursday, February, 26th. The company reported $0.29 earnings per share (EPS) for the quarter, missing the consensus estimate of $0.43 by $0.14. The company's revenue was down 10.6% compared to the same quarter last year. Read the conference call transcript. Does Alkermes have any subsidiaries? The following companies are subsidiaries of Alkermes: Rodin Therapeutics. Who are Alkermes' major shareholders? Alkermes' top institutional investors include California State Teachers Retirement System (6.17%), Wellington Management Group LLP (1.68%), S&CO Inc. (0.15%) and Squarepoint Ops LLC (0.07%). Insiders that own company stock include David Joseph Gaffin, Shane Cooke, Christian Todd Nichols, Craig C Hopkinson, Christopher I Wright, Cato T Laurencin and Nancy Lynn Md Snyderman. View institutional ownership trends. How do I buy shares of Alkermes? Shares of ALKS stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Alkermes own? Based on aggregate information from My MarketBeat watchlists, some other companies that Alkermes investors own include Humana (HUM), American Water Works (AWK), Waste Connections (WCN), Voyager Therapeutics (VYGR), The RMR Group (RMR), AUO (AUOTY) and DiamondRock Hospitality (DRH). Company Calendar Last Earnings2/26/2026Today9/13/2026Next Earnings (Estimated)10/28/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (3d) 1-Year History Sep 25 Dec 25 Mar 26 Jun 26 Sep 26 As of 3 days ago, ALKS's financial health entered the Green zone, according to TradeSmith. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:ALKS CIK1520262 Webwww.alkermes.com Phone(531) 772-8000Fax781-890-0524Employees2,050Year Founded1987Price Target and Rating Average Price Target for Alkermes$54.56 High Price Target$65.00 Low Price Target$36.00 Potential Upside/Downside+18.7%Consensus RatingModerate Buy Rating Score (0-4)2.72 Research Coverage18 Analysts Profitability EPS (Trailing Twelve Months)$0.38 Trailing P/E Ratio120.98 Forward P/E RatioN/A P/E GrowthN/ANet Income$241.66 million Net Margins3.96% Pretax Margin5.84% Return on Equity4.15% Return on Assets2.19% Debt Debt-to-Equity Ratio0.82 Current Ratio2.30 Quick Ratio1.85 Sales & Book Value Annual Sales$1.48 billion Price / Sales5.23 Cash Flow$1.67 per share Price / Cash Flow27.46 Book Value$11.02 per share Price / Book4.17Miscellaneous Outstanding Shares167,760,000Free Float160,063,000Market Cap$7.71 billion OptionableOptionable Beta0.31 Social Links Don't Wait for the OpenAI IPOThe AI wave will soon hit public markets with Anthropic and OpenAI set to go public later this year. However, you don't have to wait to invest. This report shows seven AI stocks that you can buy today while the big model providers get ready to go public.Get This Free Report This page (NASDAQ:ALKS) was last updated on 9/13/2026 by MarketBeat.com Staff. From Our PartnersALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredThey didn't warn anyone in 1971. This time someone is warning you.On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...Reagan Gold Group | SponsoredThe $15 Gold Fund That Pays Up to $1,152/MonthGold is hitting record highs, but most investors are leaving income on the table. A $15 fund is quietly paying...Investors Alley | SponsoredSmall Colorado Company (Backed by Sam Altman) Could Save U.S. Power GridA small Colorado company has secured rights to technology that could prevent the U.S. public power grid from c...Altimetry | SponsoredThe end may be near for these iconic stocksMarc Chaikin, founder of Chaikin Analytics, says two forces - AI disruption and fracturing global trade - are ...Chaikin Analytics | SponsoredLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredReady to give options a try? Your first trade (Ticker included) -INSIDETired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...Base Camp Trading | SponsoredIran War Shock: What I Was Told In That Private MeetingYou’re Being LIED To About The Iran War Forget EVERYTHING you’ve heard about the Iran war. Especially th...Banyan Hill Publishing | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Alkermes plc Please log in to your account or sign up in order to add this asset to your watchlist. Share Alkermes With A Colleague Link copied to clipboard. Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In Email Me a Login Link or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.