This company has been marked as potentially delisted and may not be actively trading. NASDAQ:MACK Merrimack Pharmaceuticals (MACK) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisBuy This Stock About Merrimack Pharmaceuticals Stock (NASDAQ:MACK) 30 days 90 days 365 days Advanced Chart Get MACK alerts:Sign Up Key Stats Today's Range$15.13▼$15.1350-Day Range$14.65▼$15.1352-Week Range$11.53▼$15.89VolumeN/AAverage Volume396,929 shsMarket Capitalization$223.77 millionP/E Ratio1.09Dividend YieldN/APrice TargetN/AConsensus RatingN/A Company OverviewMerrimack Pharmaceuticals, Inc. operates as a biopharmaceutical company in the United States. 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 HeadlinesCollege football connection: Easton’s Hutchison posts 2 TDs in F&M victorySeptember 25, 2024 | msn.comMACK Stock Earnings: Merrimack Pharmaceuticals Reported Results for Q1 2024May 16, 2024 | investorplace.comEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.May 24, 2025 | Timothy Sykes (Ad)Merrimack Pharmaceuticals Shareholders OK Dissolution PlanMay 10, 2024 | marketwatch.comMerrimack Pharmaceuticals, Inc. Announces Stockholder Approval of Plan of Dissolution And Cash Liquidating Dividend Amount of $15.10 Per Share of Common StockMay 10, 2024 | businesswire.comMerrimack Pharmaceuticals intends to declare $15.10 dividendMay 9, 2024 | msn.comMerrimack Pharmaceuticals, Inc. Announces Anticipated Final Cash Dividend Amount of Initial Liquidating Distribution, Subject to Receipt of Stockholder Approval of Plan of DissolutionMay 9, 2024 | finance.yahoo.comMerrimack Pharmaceuticals Announces Notification of Plan to Voluntary Delist Common Stock on NASDAQ Subject to Receipt of Stockholder Approval of Plan of DissolutionApril 30, 2024 | businesswire.comSee More Headlines MACK Stock Analysis - Frequently Asked Questions How were Merrimack Pharmaceuticals' earnings last quarter? Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK) released its earnings results on Friday, May, 10th. The biopharmaceutical company reported ($0.78) earnings per share (EPS) for the quarter, beating analysts' consensus estimates of ($0.92) by $0.14. When did Merrimack Pharmaceuticals' stock split? Shares of Merrimack Pharmaceuticals reverse split on 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 market closes 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 other companies that Merrimack Pharmaceuticals investors own include Rite Aid (RAD), Agenus (AGEN), Anavex Life Sciences (AVXL), Inovio Pharmaceuticals (INO), Gilead Sciences (GILD), Bristol-Myers Squibb (BMY) and Meta Platforms (META). Company Calendar Last Earnings5/10/2019Today5/24/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Pharmaceutical preparations Sub-IndustryBiotechnology Current SymbolNASDAQ:MACK Previous SymbolNASDAQ:MACK CIK1274792 Webwww.merrimackpharma.com Phone617-720-8606Fax617-491-1386Employees426Year Founded2000Profitability EPS (Most Recent Fiscal Year)$13.87 Trailing P/E Ratio1.09 Forward P/E RatioN/A P/E GrowthN/ANet Income$-1,180,000.00 Net MarginsN/A Pretax MarginN/A Return on Equity-1.93% Return on Assets-1.78% Debt Debt-to-Equity RatioN/A Current Ratio10.78 Quick Ratio10.78 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$1.31 per share Price / Book11.55Miscellaneous Outstanding Shares14,790,000Free Float10,267,000Market Cap$223.77 million OptionableOptionable Beta1.45 Social Links 5G Stocks: The Path Forward is ProfitableEnter your email address and we'll send you MarketBeat's guide to investing in 5G and which 5G stocks show the most promise. Get This Free Report This page (NASDAQ:MACK) was last updated on 5/24/2025 by MarketBeat.com Staff From Our PartnersBanks aren’t ready for this altcoin—are you?While everyone's distracted by Bitcoin's moves, a stealth revolution is underway. One altcoin is quietly po...Crypto 101 Media | SponsoredThe “black glass” breakthrough behind AI’s next leapAI is advancing fast… But there’s one problem almost no one’s talking about. Power.True Market Insiders | SponsoredBuffett’s $325 Billion Cash Problem — Solved by Gold?A bombshell announcement is just weeks away — and it could send shockwaves through the gold market. 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