Great Lakes Dredge & Dock (GLDD) Stock Chart & Stock Price History $11.49 +0.04 (+0.35%) Closing price 04:00 PM EasternExtended Trading$11.58 +0.09 (+0.78%) As of 04:36 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 Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Great Lakes Dredge & Dock Stock Price Performance The Great Lakes Dredge & Dock (GLDD) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 29.83%, with a year-to-date return of 1.77%. In the past month, the stock has increased 2.13%, reflecting recent market activity. As of the latest close, Great Lakes Dredge & Dock traded at $11.45 with a market cap of $778.60 million and volume of 386,487 shares. Five years ago, the stock traded at $9.72, representing a 18.21% increase over that period. At the time, it had a market cap of $631.31 million and a volume of 357,100 shares. Receive GLDD Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Great Lakes Dredge & Dock and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+1.23%1 Month Performance+2.13%3 Month Performance+5.80%Year-To-Date Performance+1.77%1 Year Performance+29.83%5 Year Performance+18.21% GLDD Stock Chart for Thursday, August, 21, 2025 GLDD Chart by TradingView Great Lakes Dredge & Dock 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 Capitalization08/21/2025$11.45$11.49+0.35%$11.52$11.39245,967 shs$781.32 million08/20/2025$11.37$11.45+0.70%$11.51$11.16386,487 shs$778.60 million08/19/2025$11.58$11.37-1.81%$11.60$11.32300,699 shs$773.16 million08/18/2025$11.35$11.58+2.03%$11.73$11.37350,138 shs$787.44 million08/15/2025$11.37$11.35-0.18%$11.44$11.16659,751 shs$771.80 million08/14/2025$11.69$11.37-2.74%$11.67$11.36462,975 shs$773.10 million08/13/2025$11.39$11.69+2.63%$11.70$11.40621,008 shs$794.92 million08/12/2025$11.47$11.39-0.70%$11.59$11.35436,439 shs$774.52 million08/11/2025$11.58$11.47-0.95%$11.68$11.36400,236 shs$779.90 million08/08/2025$11.28$11.58+2.66%$11.59$11.28403,642 shs$786.58 million Get the Latest News and Ratings for GLDD and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Great Lakes Dredge & Dock and its competitors with MarketBeat's FREE daily newsletter. 08/07/2025$11.07$11.28+1.90%$11.44$11.20345,511 shs$766.25 million08/06/2025$11.45$11.07-3.32%$11.51$10.95503,992 shs$751.99 million08/05/2025$10.63$11.45+7.71%$11.90$11.17856,258 shs$777.75 million08/04/2025$10.53$10.63+0.95%$10.80$10.46533,424 shs$722.10 million08/01/2025$11.08$10.53-4.96%$10.86$10.37549,697 shs$715.30 million07/31/2025$11.24$11.08-1.42%$11.35$11.01458,865 shs$752.66 million07/30/2025$11.40$11.24-1.40%$11.51$11.19401,175 shs$763.49 million07/29/2025$11.42$11.40-0.18%$11.60$11.36262,026 shs$774.40 million07/28/2025$11.55$11.42-1.13%$11.64$11.37295,155 shs$775.76 million07/25/2025$11.38$11.55+1.49%$11.65$11.34319,700 shs$784.59 million07/24/2025$11.40$11.38-0.18%$11.48$11.28315,982 shs$773.00 million07/23/2025$11.19$11.40+1.88%$11.41$11.19305,742 shs$774.40 million07/22/2025$11.25$11.19-0.53%$11.31$10.94422,308 shs$760.14 million07/21/2025$11.16$11.25+0.81%$11.27$11.04372,511 shs$764.21 million Related Companies Argan Stock Chart Tutor Perini Stock Chart MYR Group Stock Chart Ameresco Stock Chart NWPX Infrastructure Stock Chart Matrix Service Stock Chart Orion Group Stock Chart Quanta Services Stock Chart EMCOR Group Stock Chart Comfort Systems USA Stock Chart Receive GLDD Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Great Lakes Dredge & Dock and its competitors with MarketBeat's FREE daily newsletter. 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