Grammer (GMM) Stock Chart & Stock Price History €6.25 +0.10 (+1.63%) As of 07/11/2025 Add Compare Share Share Chart Stock AnalysisChartHeadlinesBuy This Stock Grammer Stock Price Performance The Grammer (GMM) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 30.94%, with a year-to-date return of 30.21%. In the past month, the stock has decreased 6.02%, reflecting recent market activity. As of the latest close, Grammer traded at €6.15 with a market cap of €90.06 million and volume of 1,438 shares. Five years ago, the stock traded at €18.55, representing a 66.31% decrease over that period. At the time, it had a market cap of €226.51 million and a volume of 489 shares. Receive GMM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Grammer and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-3.10%1 Month Performance-6.02%3 Month Performance0.00%Year-To-Date Performance+30.21%1 Year Performance-30.94%5 Year Performance-66.31% GMM Stock Chart for Sunday, July, 13, 2025 GMM Chart by TradingView Grammer Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/11/2025€6.45€6.15-4.65%€6.35€6.101,438 shs$90.06 million07/08/2025€6.45€6.45€6.55€6.4578 shs$94.45 million07/07/2025€6.45€6.45€6.50€6.3583 shs$94.45 million07/04/2025€6.45€6.45€6.50€6.45320 shs$94.45 million07/03/2025€6.40€6.45+0.78%€6.45€6.452,000 shs$94.45 million07/02/2025€6.25€6.40+2.40%€6.40€6.25789 shs$93.72 million06/30/2025€6.25€6.25€6.25€6.2014 shs$91.52 million06/27/2025€6.35€6.40+0.79%€6.40€6.25500 shs$93.72 million06/26/2025€6.45€6.35-1.55%€6.40€6.351,081 shs$92.99 million06/24/2025€6.55€6.55€6.60€6.55253 shs$95.92 million Get the Latest News and Ratings for GMM and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Grammer and its competitors with MarketBeat's FREE daily newsletter. 06/19/2025€6.65€6.60-0.75%€6.75€6.451,323 shs$96.65 million06/18/2025€6.65€6.65€6.75€6.653 shs$97.38 million06/17/2025€6.60€6.65+0.76%€6.75€6.65171 shs$97.38 million06/16/2025€6.60€6.60€6.75€6.60250 shs$96.65 million06/13/2025€6.75€6.65-1.48%€6.65€6.65837 shs$97.38 million Related Companies L'Air Liquide Stock Price Chart SAP Stock Price Chart ElringKlinger Stock Price Chart Bertrandt Aktiengesellschaft Stock Price Chart Voltabox Stock Price Chart Continental Aktiengesellschaft Stock Price Chart Plastiques du Val de Loire Stock Price Chart Knorr-Bremse Stock Price Chart HELLA GmbH & Co. KGaA Stock Price Chart JOST Werke Stock Price Chart Receive GMM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Grammer and its competitors with MarketBeat's FREE daily newsletter. This page (ETR:GMM) was last updated on 7/13/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredPresidential Bombshell: $150T Resource to Be Released as soon as this Summer?Something extraordinary is happening in Washington. For the first time in over a century, a sitting Preside...Paradigm Press | SponsoredTrump’s treachery Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to ...Porter & Company | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. 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