Great Lakes Dredge & Dock CORP (GLDD) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

5,604,807Shares held by institutions

$95,141,599Value of institutional holdings

80.68%Institutional ownership %

-4.77%Shares Changed QoQ

189No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Great Lakes Dredge & Dock CORP (NASDAQ:GLDD) is held by 219 institutional investors per 13F filings through December 2025.

They owned 83.5% of outstanding stock in December 2025, down from 84.6% the prior quarter.
They increased total shares held in Great Lakes Dredge & Dock by 1.31% from the prior quarter, while the number of investors in GLDD increased 14.06% year over year.
Of these 219 holders, 107 added to their stakes in Great Lakes Dredge & Dock, 82 trimmed positions, and 30 made no changes.
In total, institutional investors held 56.25Mn shares in Great Lakes Dredge & Dock as of December 2025, up by 725.92K shares quarter on quarter, and down 7.06Mn shares year over year.
BlackRock, Inc. leads ownership in GLDD with 6.9Mn shares as of December 31, 2025, equal to 10.24% of outstanding shares.
The biggest buyers of Great Lakes Dredge & Dock for the quarter ending December 2025 included MILLENNIUM MANAGEMENT LLC (451.35K), Simcoe Capital LLC (377.68K), Goldman Sachs Group Inc (347.33K), Point72 Asset Management, L.P. (326.26K), Qube Research & Technologies Ltd (248.73K).
The biggest sellers of Great Lakes Dredge & Dock for the quarter ending December 2025 included Jpmorgan Chase & Co (1.11Mn), JENNISON ASSOCIATES LLC (467.76K), TUDOR INVESTMENT CORP ET AL (439.76K), NEXT CENTURY GROWTH INVESTORS LLC (416.3K), PRIVATE MANAGEMENT GROUP INC (222.03K).
Per Business Quant data, the top 10 holders of Great Lakes Dredge & Dock for the quarter ending December 2025 are BlackRock, Inc. (6.9Mn), DIMENSIONAL FUND ADVISORS LP (4.3Mn), VANGUARD GROUP INC (3.99Mn), JENNISON ASSOCIATES LLC (3.81Mn), Harvey Partners, LLC (3.7Mn), AMERICAN CENTURY COMPANIES INC (2.58Mn), TCW GROUP INC (1.87Mn), GEODE CAPITAL MANAGEMENT, LLC (1.63Mn), MILLENNIUM MANAGEMENT LLC (1.6Mn), State Street Corp (1.59Mn).

219 Institutional Holders

5,604,807 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	-40,505	-0.58%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	-23,139	-0.54%	$0.00
Qube Research & Technologies Ltd	31 Dec, 2025	248,733	65.22%	$0.00
Barclays Plc	31 Dec, 2025	-93,282	-40.11%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	108,033	2.78%	$0.00
Allspring Global Investments Holdings, LLC	31 Dec, 2025	-63,271	-12.81%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	46,612	76.69%	$0.00
JENNISON ASSOCIATES LLC	31 Dec, 2025	-467,764	-10.94%	$0.00
CenterBook Partners LP	31 Dec, 2025	-107,360	-20.71%	$0.00
Harvey Partners, LLC	31 Dec, 2025	2,664	0.07%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	5,533	1.47%	$0.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	172,137	7.14%	$0.00
Simcoe Capital LLC	31 Dec, 2025	377,684	0.00%	$0.00
TCW GROUP INC	31 Dec, 2025	0	0.00%	$0.00
Point72 Asset Management, L.P.	31 Dec, 2025	326,255	1,813.74%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	-4,080	-0.25%	$0.00
Sanctuary Advisors, LLC	31 Dec, 2025	-140,106	-29.90%	$0.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	451,346	39.38%	$0.00
NWAM LLC	31 Dec, 2025	217,450	0.00%	$0.00
State Street Corp	31 Dec, 2025	-27,973	-1.73%	$0.00

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