Great Lakes Dredge & Dock (GLDD) Insider Trading & Ownership $8.65 +0.81 (+10.33%) Closing price 04:00 PM EasternExtended Trading$8.75 +0.10 (+1.16%) As of 05:47 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 Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends Great Lakes Dredge & Dock (NASDAQ:GLDD) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage2.10%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$30,031.25Number OfInsiders Selling(Last 12 Months)2Amount OfInsider Selling(Last 12 Months)$1.47 M Get GLDD Insider Trade Alerts Want to know when executives and insiders are buying or selling Great Lakes Dredge & Dock stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address GLDD Insider Buying and Selling by Quarter Remove Ads Great Lakes Dredge & Dock Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame * Start Date * End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails3/4/2025Christopher GunstenSVPBuy3,875$7.75$30,031.25 11/11/2024Kathleen M ShanahanDirectorSell23,238$12.63$293,495.94 8/26/2024Lasse PettersonCEOSell28,709$9.24$265,271.16 8/23/2024Lasse PettersonCEOSell46,510$9.08$422,310.80 8/19/2024Lasse PettersonCEOSell53,771$9.06$487,165.26 (Data available from 1/1/2013 forward) GLDD Insider Trading Activity - Frequently Asked Questions Who is on Great Lakes Dredge & Dock's Insider Roster? The list of insiders at Great Lakes Dredge & Dock includes Christopher Gunsten, David E Simonelli, Earl L Shipp, Kathleen M Shanahan, Lasse Petterson, and Ryan Levenson. Learn more on insiders at GLDD. What percentage of Great Lakes Dredge & Dock stock is owned by insiders? 2.10% of Great Lakes Dredge & Dock stock is owned by insiders. Learn more on GLDD's insider holdings. Which Great Lakes Dredge & Dock insiders have been buying company stock? The following insiders have purchased GLDD shares in the last 24 months: Christopher Gunsten ($30,031.25), and Ryan Levenson ($1,678,811.70). How much insider buying is happening at Great Lakes Dredge & Dock? Insiders have purchased a total of 264,803 GLDD shares in the last 24 months for a total of $1,708,842.95 bought. Which Great Lakes Dredge & Dock insiders have been selling company stock? The following insiders have sold GLDD shares in the last 24 months: Kathleen M Shanahan ($293,495.94), and Lasse Petterson ($1,174,747.22). How much insider selling is happening at Great Lakes Dredge & Dock? Insiders have sold a total of 152,228 Great Lakes Dredge & Dock shares in the last 24 months for a total of $1,468,243.16 sold. Great Lakes Dredge & Dock Key ExecutivesMr. Lasse J. Petterson (Age 68)CEO, President & Director Compensation: $1.65MMr. Scott Lee Kornblau (Age 53)Senior VP & Chief Financial Officer Compensation: $792.83kMr. David J. Johanson (Age 52)Senior Vice President of Project Acquisition & Operations Compensation: $584.99kMs. Vivienne R. Schiffer (Age 64)Senior VP, Chief Legal Officer, Chief Compliance Officer & Corporate Secretary Compensation: $615.86kMs. Eleni Beyko Ph.D. (Age 58)Senior Vice President of Offshore Wind Compensation: $602.84kMr. Christopher G. Gunsten P.E. (Age 54)Senior Vice President of Project Services & Fleet Engineering Compensation: $584.99k1 recent tradesMr. Ryan M. Bayer (Age 42)VP & Chief Accounting Officer Mr. Trond EllefsenVP and CTO of Technology & InnovationTina A. BaginskisDirector of Investor RelationsMr. Steven W. Becker (Age 62)Senior Vice President of Fleet Engineering More Insider Trading Tools from MarketBeat Related Companies MYR Group Insider Trading Argan Insider Trading Tutor Perini Insider Trading Ameresco Insider Trading Northwest Pipe Insider Trading Matrix Service Insider Trading Orion Group Insider Trading Quanta Services Insider Trading EMCOR Group Insider Trading AECOM Insider Trading Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles SentinelOne Insider Selling? Why Investors Should Stay Bullish 3 Companies Buying Back Stock—Why It MattersInsider Scoop: 4 Stocks Insiders Are Buying and Selling2 Stocks Insiders Are Buying and 1 They're Selling3 Stocks With Robust Growth Outlooks Insiders Are Buying This page (NASDAQ:GLDD) was last updated on 3/14/2025 by MarketBeat.com Staff From Our PartnersElon Warns “America Is Broke”. Trump’s Plan Inside.Elon Musk has avoided two major financial crises before. He pulled Tesla and SpaceX back from the brink of col...American Hartford Gold | SponsoredCrypto’s crashing…but we’re still profitingMost traders are panicking right now. Bitcoin’s dropping. Altcoins are bleeding. 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