Great Lakes Dredge & Dock (GLDD) Stock Chart & Stock Price History $11.96 +0.10 (+0.84%) Closing price 10/3/2025 04:00 PM EasternExtended Trading$12.08 +0.12 (+1.00%) As of 10/3/2025 06:18 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 2.22%, with a year-to-date return of 5.93%. In the past month, the stock has increased 1.96%, reflecting recent market activity. As of the latest close, Great Lakes Dredge & Dock traded at $11.96 with a market cap of $813.22 million and volume of 280,813 shares. Five years ago, the stock traded at $9.97, representing a 19.96% increase over that period. At the time, it had a market cap of $647.52 million and a volume of 306,309 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. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Read our full terms of service and privacy policy. 5 Day Performance-0.25%1 Month Performance+1.96%3 Month Performance-0.37%Year-To-Date Performance+5.93%1 Year Performance+2.22%5 Year Performance+19.96% GLDD Stock Chart for Sunday, October, 5, 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 Capitalization10/03/2025$11.86$11.96+0.84%$12.12$11.88280,813 shs$813.22 million10/02/2025$11.91$11.86-0.42%$12.20$11.82361,035 shs$806.48 million10/01/2025$11.99$11.91-0.67%$12.02$11.84314,700 shs$809.88 million09/30/2025$11.92$11.99+0.59%$12.00$11.80435,891 shs$815.26 million09/29/2025$11.78$11.92+1.19%$11.98$11.78404,306 shs$810.56 million09/26/2025$11.76$11.78+0.17%$11.87$11.71263,495 shs$801.04 million09/25/2025$12.07$11.76-2.57%$11.97$11.67298,671 shs$799.68 million09/24/2025$12.10$12.07-0.25%$12.23$12.01494,899 shs$820.70 million09/23/2025$12.26$12.10-1.31%$12.56$12.07701,114 shs$822.80 million09/22/2025$12.11$12.26+1.24%$12.27$11.95588,083 shs$833.68 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. 09/19/2025$12.27$12.11-1.30%$12.43$12.051.01 million shs$823.48 million09/18/2025$11.97$12.27+2.51%$12.52$11.98747,134 shs$834.30 million09/17/2025$12.14$11.97-1.40%$12.30$11.94492,140 shs$813.96 million09/16/2025$12.23$12.14-0.74%$12.29$12.10350,830 shs$825.52 million09/15/2025$12.08$12.23+1.24%$12.32$12.10451,296 shs$831.58 million09/12/2025$12.27$12.08-1.55%$12.24$12.05310,326 shs$821.44 million09/11/2025$11.98$12.27+2.42%$12.29$11.94456,291 shs$834.36 million09/10/2025$11.79$11.98+1.61%$12.02$11.79304,840 shs$814.64 million09/09/2025$11.66$11.79+1.11%$11.88$11.60333,072 shs$801.72 million09/08/2025$11.73$11.66-0.60%$11.99$11.64267,268 shs$792.88 million09/05/2025$11.67$11.73+0.51%$11.75$11.50275,315 shs$797.64 million09/04/2025$11.59$11.67+0.69%$11.78$11.58333,742 shs$793.56 million Related Companies 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 AECOM Stock Chart MasTec 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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