WallStreetZenWallStreetZen

NASDAQ: GLDD
Great Lakes Dredge & Dock Corp Stock Ownership - Who owns Great Lakes Dredge & Dock?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Great Lakes Dredge & Dock Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Scott Lee KornblauSVP CFO2025-08-1159,805$11.48
$686.32kSell
Ronald StegerDirector2025-06-035,000$11.59
$57.93kSell
Eleni BeykoSVP - Offshore Energy2025-05-0622,579$10.26
$231.59kSell
Scott Lee KornblauSVP CFO2025-05-051,676$9.54
$15.99kSell
Eleni BeykoSVP - Offshore Energy2025-05-0528$9.54
$267.12Sell
Eleni BeykoSVP - Offshore Energy2025-05-0544$9.54
$419.76Sell
Eleni BeykoSVP - Offshore Energy2025-05-05846$9.54
$8.07kSell
Eleni BeykoSVP - Offshore Energy2025-05-05540$9.54
$5.15kSell
Christopher GunstenSVP-Proj Svcs Fleet Engineer2025-05-05129$9.54
$1.23kSell
Christopher GunstenSVP-Proj Svcs Fleet Engineer2025-05-05603$9.54
$5.75kSell

1 of 6

GLDD insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when GLDD insiders and whales buy or sell their stock.

GLDD Shareholders

What type of owners hold Great Lakes Dredge & Dock Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Madison Dearborn Capital Partners IV LP39.13%26,606,526$321.41MInsider
Blackrock Inc9.98%6,785,122$81.96MInstitution
Hound Partners LLC7.72%5,246,850$63.38MInsider
Jennison Associates LLC7.05%4,793,838$57.91MInstitution
Jason Weiss6.86%4,664,749$56.35MInsider
Dimensional Fund Advisors LP6.31%4,288,207$51.80MInstitution
Vanguard Group Inc5.71%3,885,090$46.93MInstitution
Harvey Partners LLC5.49%3,733,000$45.09MInstitution
Nathan Leight4.05%2,753,132$33.26MInsider
American Century Companies Inc3.21%2,180,909$26.35MInstitution

1 of 3

GLDD vs Engineering & Construction Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
GLDD54.30%45.70%Net SellingNet Selling
BWMN49.09%50.91%Net SellingNet Selling
SUPX6.43%0.00%
LMB40.83%59.17%Net SellingNet Buying
BBCP16.09%83.91%Net Buying
View Top Engineering & Construction Stocks

Great Lakes Dredge & Dock Stock Ownership FAQ

Who owns Great Lakes Dredge & Dock?

Great Lakes Dredge & Dock (NASDAQ: GLDD) is owned by 80.12% institutional shareholders, 67.43% Great Lakes Dredge & Dock insiders, and 0.00% retail investors. Madison Dearborn Capital Partners IV LP is the largest individual Great Lakes Dredge & Dock shareholder, owning 26.61M shares representing 39.13% of the company. Madison Dearborn Capital Partners IV LP's Great Lakes Dredge & Dock shares are currently valued at $325.40M.

If you're new to stock investing, here's how to buy Great Lakes Dredge & Dock stock.
©2025 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.