NASDAQ:YMAT J-Star (YMAT) Stock Price, News & Analysis $1.43 +0.15 (+11.72%) Closing price 04:00 PM EasternExtended Trading$1.57 +0.14 (+9.79%) As of 07:59 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 ForecastsChartCompetitorsEarningsNews and TrendsOwnershipSEC Filings About J-Star Stock (NASDAQ:YMAT) 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 J-Star alerts:Sign Up Key Stats Today's Range$1.38▼$2.1250-Day Range$1.28▼$2.4452-Week Range$0.85▼$13.00Volume33.56 million shsAverage Volume1.90 million shsMarket Capitalization$4.58 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingSell Company Overview J-Star Holding Co., Ltd. is a pharmaceutical research and development services company that supports pharmaceutical and biotechnology businesses throughout the drug-development process. Through its operating subsidiaries, the company provides contract development services designed to help clients advance drug candidates from early development through clinical manufacturing. J-Star’s services include preformulation studies, formulation development, analytical method development and validation, stability testing, and the production of clinical trial materials. Its work is intended to address the technical and manufacturing requirements associated with small-molecule pharmaceutical products. The company’s operations are associated with J-Star Research, a contract development organization serving pharmaceutical and biotechnology clients. Publicly available information about J-Star Holding’s corporate history, geographic reach and senior leadership is limited.AI Generated. May Contain Errors. Read More Receive YMAT Stock News and Ratings via Email Sign-up to receive the latest news and ratings for J-Star and its competitors with MarketBeat's FREE daily newsletter. 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YMAT Stock News HeadlinesJ-Star (NASDAQ:YMAT) Shares Down 4.3% - What's Next?September 23 at 2:21 AM | americanbankingnews.comYMAT - J-Star Holding Co., Ltd.September 16, 2026 | seekingalpha.comYour book attachedBill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time through a temporary download link. He plans to charge for it soon. Download your copy now and lock it in at no cost, regardless of future pricing.September 24 at 1:00 AM | Profits Run (Ad)J-Star Holding Co., Ltd. (YMAT)September 9, 2026 | finance.yahoo.comJ-Star Holding Regains Nasdaq Compliance, Avoids Delisting RiskAugust 3, 2026 | tipranks.comJ-Star Holding Co. Regains Nasdaq Minimum Bid Price Compliance, Remains Listed on Nasdaq Capital MarketJuly 31, 2026 | quiverquant.comQJ-Star Holding Co., Ltd Regains Compliance with Nasdaq Minimum Bid Price RequirementJuly 31, 2026 | globenewswire.comJ-Star Holding Launches 1-for-5 Share Consolidation to Maintain Nasdaq ListingJuly 8, 2026 | tipranks.comSee More Headlines YMAT Stock Analysis - Frequently Asked Questions How have YMAT shares performed this year? J-Star's stock was trading at $2.33 at the beginning of the year. Since then, YMAT stock has decreased by 38.6% and is now trading at $1.43. When did J-Star's stock split? J-Star shares reverse split before market open on Friday, July 10th 2026.A 1-5 reverse split was announced. The number of shares owned by shareholders was adjusted after the closing bell on Thursday, July 9th 2026. An investor that had 100 shares of stock prior to the reverse split would have 20 shares after the split. When did J-Star IPO? J-Star (YMAT) raised $6 million in an initial public offering on Wednesday, July 30th 2025. The company issued 1,250,000 shares at a price of $4.00-$5.00 per share. How do I buy shares of J-Star? Shares of YMAT 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. Company Calendar Today9/24/2026Fiscal Year End12/31/2026Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorConsumer Discretionary Industry Leisure Products Sub-IndustryLeisure Products Current SymbolNASDAQ:YMAT CIK1875016 Webj-starholding.com Phone886 423229900FaxN/AEmployees65Year FoundedN/AProfitability EPS (Trailing Twelve Months)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet IncomeN/A Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on AssetsN/A Debt Debt-to-Equity RatioN/A Current Ratio0.43 Quick Ratio0.35 Sales & Book Value Annual Sales$9.93 million Price / Sales0.46 Cash FlowN/A Price / Cash FlowN/A Book Value($1.99) per share Price / Book-0.72Miscellaneous Outstanding Shares3,200,000Free FloatN/AMarket Cap$4.58 million OptionableN/A Beta12.43 10 Stocks Powering The Next AI Boom The AI boom is creating opportunities across semiconductors, cloud computing, enterprise software, infrastructure, cybersecurity, and automation. Inside this report, you’ll find 10 companies positioned to benefit as artificial intelligence moves from hype to real-world deployment and becomes a core growth driver for corporate America.Get This Free Report This page (NASDAQ:YMAT) was last updated on 9/24/2026 by MarketBeat.com Staff. From Our PartnersA letter from Shannon StansberryPorter Stansberry nearly canceled the entire project. 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