Great Lakes Dredge & Dock CORP

GLDDDelisted Apr 1, 2026

Industry: Heavy Construction Other Than Bldg Const - Contractors
SEC CIK: 0001372020

SEC filings (opens in a new tab)

Great Lakes Dredge & Dock CORP was delisted on Apr 1, 2026; its insiders filed their last Form 4 on Apr 1, 2026; 182 institutions reported holding it in 13F filings for Q1 2026, worth $931.0M in total; no superinvestor held it.

Q4 2022 vs. Q3 2022

How the institutions holding Great Lakes Dredge & Dock CORP changed between Q3 2022 and Q4 2022.

All holders in Q4 2022 All holders in Q3 2022

13F holders of GLDD: Q3 2022 compared with Q4 2022
Measure	Q3 2022	Of which not filed for Q4 2022	Q4 2022	Change
Holders	137	3	143	+9
Shares	58.4M	90.6K	57.6M	−713.0K (−1.2%)
Value	$442.7M	$686.0K	$342.7M	−$99.3M (−22.5%)

3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Great Lakes Dredge & Dock CORP at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to GLDD in Q4 2022
Institution	Shares	Value	% of portfolio
Flat Footed LLC	468,012	$2.78M	1.15%
Graham Capital Management, L.P.	100,199	$596.2K	0.02%
Tudor Investment Corp Et Al	82,791	$493.0K	0.01%
Alpha Paradigm Partners, LLC	71,333	$424.0K	0.17%
Gsa Capital Partners LLP	65,832	$392.0K	0.05%
Wittenberg Investment Management, Inc.	60,017	$357.1K	0.15%
Connor, Clark & Lunn Investment Management Ltd.	57,677	$343.2K	0.00%
Occudo Quantitative Strategies LP	51,291	$305.2K	0.04%
Walleye Capital LLC	44,643	$265.6K	0.01%
Aristides Capital LLC	29,496	$175.5K	0.11%
Jump Financial, LLC	26,900	$160.1K	0.01%
Schonfeld Strategic Advisors LLC	26,000	$154.7K	0.00%
Marshall Wace, LLP	25,737	$153.1K	0.00%
Petrus Trust Company, LTA	23,840	$141.8K	0.02%
Davy Global Fund Management Ltd	23,207	$138.1K	0.03%
Envestnet Asset Management Inc	17,026	$101.3K	0.00%
Alpine Global Management, LLC	14,123	$84.0K	0.03%
Balyasny Asset Management LLC	13,972	$83.1K	0.00%
Pictet Asset Management SA	11,794	$70.0K	0.00%
ARS Investment Partners, LLC	10,950	$65.2K	0.01%
Aquatic Capital Management LLC	7,700	$46.0K	0.00%
Simplex Trading, LLC	2,573	$15.0K	0.00%
Spire Wealth Management	1,770	$11.0K	0.00%
Thompson Siegel & Walmsley LLC	1,750	$10.0K	0.00%
EverSource Wealth Advisors, LLC	383	$2.28K	0.00%
Covestor Ltd	390	$2.00K	0.00%
Parallel Advisors, LLC	219	$1.30K	0.00%

Sold out (18)

Institutions that held Great Lakes Dredge & Dock CORP at the end of Q3 2022 and filed for Q4 2022 without it.

Institutions that sold out of GLDD in Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
Neumeier Poma Investment Counsel LLC	843,718	$6.39M
Fort Washington Investment Advisors Inc	789,756	$5.99M
Euclidean Technologies Management, LLC	140,461	$1.06M
Bennicas & Associates, Inc.	80,450	$610.0K
Campbell & CO Investment Adviser LLC	48,435	$367.0K
Teacher Retirement System of Texas	39,493	$299.0K
Westwood Holdings Group Inc.	37,860	$287.0K
Caption Management, LLC	37,208	$282.0K
Versor Investments LP	35,900	$272.0K
ELCO Management Co., LLC	26,785	$203.0K
Cubist Systematic Strategies, LLC	11,217	$85.0K
ETF Managers Group, LLC	1,934	$15.0K
Standard Family Office LLC	1,600	$12.0K
Allworth Financial LP	1,417	$11.0K
Clearstead Advisors, LLC	600	$5.00K
Massmutual Trust Co FSB	208	$2.00K
Umb Bank N A	124	$1.00K
Nisa Investment Advisors, LLC	88	$1.00K

Not filed for Q4 2022 yet (3)

Institutions that held Great Lakes Dredge & Dock CORP at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GLDD in Q3 2022 that haven't filed for Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
Walthausen & Co., LLC	86,551	$656.0K
FourThought Financial, LLC	3,978	$30.0K
Wipfli Financial Advisors LLC,	43	$0