Positive News SentimentPositive NewsNASDAQ:MACK Merrimack Pharmaceuticals (MACK) Stock Forecast, Price & News $12.52 0.00 (0.00%) (As of 05/31/2023 ET) Add Compare Share Share Today's Range$12.40▼$12.5350-Day Range$11.87▼$13.0752-Week Range$3.00▼$13.66Volume20,111 shsAverage Volume108,520 shsMarket Capitalization$178.54 millionP/E RatioN/ADividend YieldN/APrice TargetN/A ProfileProfileChartCompetitorsEarningsFinancialsInsider TradesInstitutional OwnershipHeadlinesOptions ChainSEC FilingsShort InterestSocial MediaProfileChartCompetitorsEarningsFinancialsInsider TradesInstitutional OwnershipHeadlinesOptions ChainSEC FilingsShort InterestSocial Media Merrimack Pharmaceuticals MarketRank™ ForecastAnalyst RatingN/AUpside/DownsideN/AShort InterestHealthy5.05% of Shares Sold ShortDividend StrengthN/ASustainabilityN/ANews Sentiment1.57Based on 2 Articles This WeekInsider TradingAcquiring Shares$1.85 M Bought Last QuarterProj. Earnings GrowthN/ASee Full Details Hide Full Details Overall MarketRank™MarketRank is calculated as an average of available category scores, with extra weight given to analysis and valuation.1.71 out of 5 starsMedical Sector863rd out of 1,006 stocksPharmaceutical Preparations Industry431st out of 492 stocks N/A Analyst's Opinion Consensus RatingThere is not enough analysis data for Merrimack Pharmaceuticals. Previous Next 3.0 Short Interest Percentage of Shares Shorted5.05% of the outstanding shares of Merrimack Pharmaceuticals have been sold short.Short Interest Ratio / Days to CoverMerrimack Pharmaceuticals has a short interest ratio ("days to cover") of 9.5.Change versus previous monthShort interest in Merrimack Pharmaceuticals has recently decreased by 8.79%, indicating that investor sentiment is improving significantly. Previous Next 0.0 Dividend Strength Dividend YieldMerrimack Pharmaceuticals does not currently pay a dividend.Dividend GrowthMerrimack Pharmaceuticals does not have a long track record of dividend growth. Previous Next N/A Sustainability and ESG Overall ESG (Environmental, Social, and Governance) ScoreThere is no current Upright™ data available for MACK. Previous Next 3.1 News and Social Media Coverage News SentimentMerrimack Pharmaceuticals has a news sentiment score of 1.57. 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 0.78 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 2 news articles for Merrimack Pharmaceuticals this week, compared to 1 article on an average week.MarketBeat FollowsOnly 1 people have added Merrimack Pharmaceuticals to their MarketBeat watchlist in the last 30 days. This is a decrease of 0% compared to the previous 30 days. Previous Next 4.2 Company Ownership Insider Buying vs. Insider SellingIn the past three months, Merrimack Pharmaceuticals insiders have bought more of their company's stock than they have sold. Specifically, they have bought $1,849,997.00 in company stock and sold $0.00 in company stock.Percentage Held by Insiders28.87% of the stock of Merrimack Pharmaceuticals is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by Institutions59.74% of the stock of Merrimack Pharmaceuticals is held by institutions. High institutional ownership can be a signal of strong market trust in this company. Previous Next 0.0 Earnings and Valuation Price to Earnings Ratio vs. the MarketThe P/E ratio of Merrimack Pharmaceuticals is -104.33, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Merrimack Pharmaceuticals is -104.33, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioMerrimack Pharmaceuticals has a P/B Ratio of 9.34. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities. Previous Next See Top Rated MarketRank™ Stocks Here About Merrimack Pharmaceuticals (NASDAQ:MACK) StockMerrimack Pharmaceuticals, Inc. operates as a biopharmaceutical company. The company was incorporated in 1993 and is headquartered in Cambridge, Massachusetts.Read More Receive MACK Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Merrimack Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address MACK Stock News HeadlinesJune 1, 2023 | americanbankingnews.comFinancial Analysis: Merrimack Pharmaceuticals (NASDAQ:MACK) versus Rallybio (NASDAQ:RLYB)May 14, 2023 | americanbankingnews.comMerrimack Pharmaceuticals (NASDAQ:MACK) Upgraded at StockNews.comJune 1, 2023 | Vantage Point (Ad)Instantly Find Hidden Trade OpportunitiesThere’s a tool that scans and picks the best stocks…how you approach the trades is up to you. But when you’re forecasting 1 – 3 days in advance, it’s not really a guessing game. Stop guessing and start predicting to add consistency to your trades… no matter what happens in the market. May 7, 2023 | americanbankingnews.comMerrimack Pharmaceuticals (NASDAQ:MACK) Raised to "Hold" at StockNews.comMay 3, 2023 | americanbankingnews.comMerrimack Pharmaceuticals, Inc. (NASDAQ:MACK) Short Interest Up 6.7% in AprilApril 22, 2023 | americanbankingnews.comMerrimack Pharmaceuticals, Inc. (NASDAQ:MACK) Short Interest UpdateApril 19, 2023 | finance.yahoo.comRetail investors account for 38% of Merrimack Pharmaceuticals, Inc.'s (NASDAQ:MACK) ownership, while hedge funds account for 33%April 16, 2023 | marketwatch.comGlobal Receptor Tyrosine Protein Kinase ERBB 3 Market Size Emerging Trends and Will Generate New Growth Opportunities Status 2030 By VMReportsJune 1, 2023 | Vantage Point (Ad)Instantly Find Hidden Trade OpportunitiesThere’s a tool that scans and picks the best stocks…how you approach the trades is up to you. But when you’re forecasting 1 – 3 days in advance, it’s not really a guessing game. Stop guessing and start predicting to add consistency to your trades… no matter what happens in the market. April 15, 2023 | usnews.comMerrimack Valley High SchoolApril 3, 2023 | thestreet.comWhy Merrimack Pharmaceuticals (MACK) Stock is Down in After-Hours Trading TodayMarch 30, 2023 | nytimes.comTrack Covid-19 in Merrimack County, New HampshireMarch 25, 2023 | americanbankingnews.comMerrimack Pharmaceuticals, Inc. (NASDAQ:MACK) Director Buys $1,849,996.80 in StockMarch 22, 2023 | marketwatch.comOncology Injection Drug Market Size and Forecast till 2031March 15, 2023 | msn.comWhy Jounce Therapeutics Shares Are Trading Higher By Around 37%; Here Are 20 Stocks Moving PremarketMarch 10, 2023 | nytimes.comMerrimack Won a Title, but the N.C.A.A. Tournament Will Have to WaitMarch 9, 2023 | msn.comHistogen GAAP EPS of -$3.46, revenue of $3.77M misses by $0.35MMarch 9, 2023 | finance.yahoo.comMerrimack Reports Full Year 2022 Financial ResultsMarch 7, 2023 | yahoo.comMerrimack, United States - Weather Forecasts | Maps | News - Yahoo WeatherFebruary 24, 2023 | uk.finance.yahoo.comThe Global Liposomal Products Market is forecast to grow by $3,183.63 mn during 2022-2027, accelerating at a CAGR of 9.65% during the forecast periodFebruary 22, 2023 | finance.yahoo.comRadionetics Oncology Appoints Istvan Molnar, M.D. as Chief Medical OfficerFebruary 19, 2023 | marketwatch.comGlobal HER2-Positive Breast Cancer Market to by In-depth Analysis of Revenue Forecast and Competitive Landscape 2030 By VMReportsDecember 13, 2022 | finance.yahoo.comBullish Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK) insiders filled their treasuries with US$574k worth of stock over last yearDecember 5, 2022 | finance.yahoo.comMerrimack Pharmaceuticals Extends Section 382 Net Operating Loss Rights PlanNovember 16, 2022 | finance.yahoo.comBiotech Stock Roundup: MACK Up on Study Data, MRNA Offers Vaccine Update & MoreNovember 10, 2022 | finance.yahoo.comHedge funds investors control 44% of Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK) and were rewarded last week after stock increased 228%November 9, 2022 | nasdaq.comMerrimack Soars On Promising Data From Ipsen's NAPOLI-3 TrialSee More Headlines View Price History Chart DataSkip Price History Chart 30 days | 90 days | 365 days | Advanced Chart Receive MACK Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Merrimack Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address MACK Company Calendar Last Earnings3/09/2023Today5/31/2023Next Earnings (Estimated)8/03/2023Fiscal Year End12/31/2023Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ Industry Pharmaceutical preparations Sub-IndustryBiotechnology SectorMedical Current SymbolNASDAQ:MACK CUSIP59032810 CIK1274792 Webwww.merrimackpharma.com Phone617-720-8606Fax617-491-1386Employees426Year Founded2000Profitability EPS (Most Recent Fiscal Year)($0.12) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income$-1,540,000.00 Net MarginsN/A Pretax MarginN/A Return on Equity-10.32% Return on Assets-10.02% Debt Debt-to-Equity RatioN/A Current Ratio42.39 Quick Ratio42.39 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$1.34 per share Price / Book9.34Miscellaneous Outstanding Shares14,260,000Free Float10,143,000Market Cap$178.54 million OptionableOptionable Beta1.84 Social Links Key ExecutivesMr. Gary L. Crocker M.B.A. (Age 70)MBA, Pres, Treasurer, Principal Financial Officer, Principal Accounting Officer, CEO & Chairman Comp: $105.44kDr. Ulrik B. Nielsen Ph.D. (Age 50)Co-Founder & Independent Director Comp: $102.76kDr. Anthony J. Sinskey Ph.D. (Age 82)Sc.D., Co-Founder and Scientific Advisor Geoffrey Grande C.F.A.Sr. Director of CommunicationsMs. Ellen K. Forest (Age 58)Head of HR Dr. Fazal R. Khan Ph.D. (Age 72)Sr. VP of Manufacturing Dr. Daryl C. Drummond Ph.D. (Age 53)Head of Research Mr. Timothy R. Surgenor (Age 62)Sec. More ExecutivesKey CompetitorsXOMANASDAQ:XOMAVerastemNASDAQ:VSTMSpectrum PharmaceuticalsNASDAQ:SPPIRigel PharmaceuticalsNASDAQ:RIGLFortress BiotechNASDAQ:FBIOView All CompetitorsInsiders & InstitutionsSusquehanna International Group LLPBought 11,900 shares on 5/16/2023Ownership: 0.000%Geode Capital Management LLCSold 4,062 shares on 5/16/2023Ownership: 0.913%State Street CorpBought 1,700 shares on 5/16/2023Ownership: 0.355%Jane Street Group LLCBought 37,307 shares on 5/16/2023Ownership: 0.262%Belvedere Trading LLCSold 1,300 shares on 5/15/2023Ownership: 0.000%View All Insider TransactionsView All Institutional Transactions MACK Stock - Frequently Asked Questions How have MACK shares performed in 2023? Merrimack Pharmaceuticals' stock was trading at $11.46 at the start of the year. Since then, MACK shares have increased by 9.2% and is now trading at $12.52. View the best growth stocks for 2023 here. When is Merrimack Pharmaceuticals' next earnings date? The company is scheduled to release its next quarterly earnings announcement on Thursday, August 3rd 2023. View our MACK earnings forecast. How were Merrimack Pharmaceuticals' earnings last quarter? Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK) posted its quarterly earnings data on Thursday, March, 9th. The biopharmaceutical company reported ($0.03) EPS for the quarter. What ETFs hold Merrimack Pharmaceuticals' stock? ETFs with the largest weight of Merrimack Pharmaceuticals (NASDAQ:MACK) stock in their portfolio include Invesco Nasdaq Future Gen 200 ETF (QQQS), AdvisorShares Dorsey Wright Micro-Cap ETF (DWMC), When did Merrimack Pharmaceuticals' stock split? Merrimack Pharmaceuticals's stock reverse split on the morning of Wednesday, September 6th 2017. The 1-10 reverse split was announced on Thursday, August 31st 2017. The number of shares owned by shareholders was adjusted after the closing bell on Tuesday, September 5th 2017. An investor that had 100 shares of stock prior to the reverse split would have 10 shares after the split. What other stocks do shareholders of Merrimack Pharmaceuticals own? Based on aggregate information from My MarketBeat watchlists, some companies that other Merrimack Pharmaceuticals investors own include Agenus (AGEN), Inovio Pharmaceuticals (INO), Rite Aid (RAD), Anavex Life Sciences (AVXL), Gilead Sciences (GILD), Novavax (NVAX), Exelixis (EXEL), Amicus Therapeutics (FOLD), Bausch Health Companies (BHC) and Verastem (VSTM). What is Merrimack Pharmaceuticals' stock symbol? Merrimack Pharmaceuticals trades on the NASDAQ under the ticker symbol "MACK." Who are Merrimack Pharmaceuticals' major shareholders? Merrimack Pharmaceuticals' stock is owned by many different retail and institutional investors. Top institutional investors include Madison Avenue Partners LP (3.88%), Dimensional Fund Advisors LP (3.27%), Sio Capital Management LLC (1.91%), BlackRock Inc. (1.56%), Susquehanna International Group LLP (0.00%) and Wittenberg Investment Management Inc. (1.39%). Insiders that own company stock include Ana Radeljevic, Eric Andersen, Gary L Crocker, Noah G Levy and Ulrik B Nielsen. View institutional ownership trends. How do I buy shares of Merrimack Pharmaceuticals? Shares of MACK stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include WeBull, Vanguard Brokerage Services, TD Ameritrade, E*TRADE, Robinhood, Fidelity, and Charles Schwab. Compare Top Brokerages Here. What is Merrimack Pharmaceuticals' stock price today? One share of MACK stock can currently be purchased for approximately $12.52. How much money does Merrimack Pharmaceuticals make? Merrimack Pharmaceuticals (NASDAQ:MACK) has a market capitalization of $178.54 million. The biopharmaceutical company earns $-1,540,000.00 in net income (profit) each year or ($0.12) on an earnings per share basis. How many employees does Merrimack Pharmaceuticals have? The company employs 426 workers across the globe. How can I contact Merrimack Pharmaceuticals? Merrimack Pharmaceuticals' mailing address is ONE BROADWAY 14TH FLOOR, CAMBRIDGE MA, 02142. The official website for the company is www.merrimackpharma.com. The biopharmaceutical company can be reached via phone at 617-720-8606, via email at ir@merrimack.com, or via fax at 617-491-1386. This page (NASDAQ:MACK) was last updated on 6/1/2023 by MarketBeat.com Staff Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Merrimack Pharmaceuticals, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. 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