D. E. Shaw & Co., Inc.

Position in GLDD — Great Lakes Dredge & Dock CORP

CIK 1009207 New York, NY

Back to GLDD Full portfolio

Position in GLDD

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

Position Value

$1,570,001

-$3,889,269 QoQ

Shares Held

92,353

-77.8% QoQ

Ownership

0.138%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#61

of 181 holders

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in GLDD Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

D. E. Shaw & Co., Inc. holds $670,429,817 across 27 Engineering & Construction names. GLDD ranks #21 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FLR	Fluor Corp	2,870,194	$133,894,549
2	FIX	Comfort Systems USA Inc	67,779	$93,466,562
3	ACM	Aecom	1,062,228	$90,098,178
4	KBR	Kbr, Inc.	1,816,775	$66,966,326
5	ECG	Everus Construction Group, Inc.	421,706	$49,786,610
6	PRIM	Primoris Services Corp	311,126	$44,503,462
7	GVA	Granite Construction Inc	362,304	$43,433,002
8	AMRC	Ameresco, Inc.	1,271,969	$32,435,209

All Filings in GLDD

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,570,001	92,353	-77.8%	Shares	Defined	2026-05-15
2025-12-31	$5,459,270	416,103	+7.0%	Shares	Defined	2026-02-17
2025-09-30	$4,662,683	388,881	-11.3%	Shares	Defined	2025-11-14
2025-06-30	$5,342,011	438,229	-12.7%	Shares	Defined	2025-08-14
2025-03-31	$4,365,276	501,756	-3.7%	Shares	Defined	2025-05-15
2024-12-31	$5,883,410	521,117	-31.7%	Shares	Defined	2025-02-14
2024-09-30	$8,035,610	763,116	-7.4%	Shares	Defined	2024-11-14
2024-06-30	$7,235,518	824,091	-0.8%	Shares	Defined	2024-08-14
2024-03-31	$7,267,460	830,567	-0.3%	Shares	Defined	2024-05-15
2023-12-31	$6,398,199	833,099	+5.7%	Shares	Defined	2024-02-14
2023-09-30	$6,279,841	787,935	-15.7%	Shares	Defined	2023-11-14
2023-06-30	$7,624,491	934,374	-24.6%	Shares	Defined	2023-08-14
2023-03-31	$6,727,904	1,239,025	+5.2%	Shares	Defined	2023-05-15
2022-12-31	$7,004,816	1,177,280	+15.2%	Shares	Defined	2023-02-14
2022-09-30	$7,747,714	1,022,126	-4.5%	Shares	Defined	2022-11-14
2022-06-30	$14,029,299	1,070,122	+2.8%	Shares	Defined	2022-08-15
2022-03-31	$14,600,936	1,040,694	-5.6%	Shares	Defined	2022-05-16
2021-12-31	$17,338,389	1,102,951	-9.4%	Shares	Defined	2022-02-14
2021-09-30	$18,363,336	1,216,921	-2.9%	Shares	Defined	2021-11-15
2021-06-30	$18,318,821	1,253,855	-15.7%	Shares	Defined	2021-08-16
2021-03-31	$21,696,089	1,488,072	+3.8%	Shares	Defined	2021-05-17
2020-12-31	$18,883,619	1,433,836	-8.8%	Shares	Defined	2021-02-16
2020-09-30	$14,951,260	1,572,162	+11.4%	Shares	Defined	2020-11-16
2020-06-30	$13,064,312	1,410,833	+3.9%	Shares	Defined	2020-08-14
2020-03-31	$11,267,797	1,357,566	—	Shares	Defined	2020-05-15
No filing history on record for this holder in this stock.