TWO SIGMA INVESTMENTS, LP

Position in GLDD — Great Lakes Dredge & Dock CORP

CIK 1179392 NEW YORK, NY

Position in GLDD

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$33,821,857

+$26,334,510 QoQ

Shares Held

1,989,521

+248.6% QoQ

Ownership

2.98%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

of 181 holders

Holding Since

Sep 2020

22 quarters on record

Voting authority Sole 98.70823178041348.ToString("F0")% Shared 0.ToString("F0")% None 1.2917682195865234.ToString("F0")%

Industrials · as of Mar 31, 2026

TWO SIGMA INVESTMENTS, LP holds $616,698,003 across 30 Engineering & Construction names. GLDD ranks #8 (5.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	J	Jacobs Solutions Inc.	818,443	$104,171,425
2	EXPO	Exponent Inc	1,101,306	$71,860,216
3	STN	Stantec Inc	763,617	$65,976,508
4	GVA	Granite Construction Inc	358,897	$43,024,572
5	ACM	Aecom	506,591	$42,969,048
6	KBR	Kbr, Inc.	1,110,463	$40,931,666
7	WLDN	Willdan Group, Inc.	468,022	$35,831,764
8	GLDD	Great Lakes Dredge & Dock CORP This page	1,989,521	$33,821,857

22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$33,821,857	1,989,521	+248.6%	Shares	Sole	2026-05-15
2025-12-31	$7,487,347	570,682	+35.7%	Shares	Sole	2026-02-17
2025-09-30	$5,041,759	420,497	+20.5%	Shares	Sole	2025-11-14
2025-06-30	$4,252,115	348,820	+214.3%	Shares	Sole	2025-08-14
2025-03-31	$965,578	110,986	+17.5%	Shares	Sole	2025-05-15
2024-12-31	$1,066,780	94,489	-34.1%	Shares	Sole	2025-02-14
2024-09-30	$1,510,823	143,478	-16.1%	Shares	Sole	2024-11-14
2024-06-30	$1,500,976	170,954	+28.1%	Shares	Sole	2024-08-14
2024-03-31	$1,167,687	133,450	-38.6%	Shares	Sole	2024-05-15
2023-12-31	$1,669,693	217,408	+89.9%	Shares	Sole	2024-02-14
2023-09-30	$912,341	114,472	-30.0%	Shares	Sole	2023-11-14
2023-06-30	$1,333,784	163,454	-61.3%	Shares	Sole	2023-08-14
2023-03-31	$2,294,299	422,523	+73.1%	Shares	Sole	2023-05-15
2022-12-31	$1,452,127	244,055	+290.3%	Shares	Sole	2023-02-14
2022-09-30	$473,939	62,525	-56.6%	Shares	Sole	2022-11-14
2022-06-30	$1,888,338	144,038	-12.6%	Shares	Sole	2022-08-15
2022-03-31	$2,311,428	164,749	+93.1%	Shares	Sole	2022-05-16
2021-12-31	$1,341,261	85,322	+82.3%	Shares	Sole	2022-02-14
2021-09-30	$706,377	46,811	+202.7%	Shares	Sole	2021-11-15
2021-06-30	$225,972	15,467	-71.8%	Shares	Sole	2021-08-16
2021-03-31	$799,538	54,838	+67.6%	Shares	Sole	2021-05-17
2020-09-30	$311,243	32,728	—	Shares	Sole	2020-11-16
No filing history on record for this holder in this stock.