David A. Siegel Great Lakes Dredge & Dock Corp Transaction History

Two Sigma Advisers, LP

$42.8 Billion
Q1 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Great Lakes Dredge & Dock Corp stock. As of the latest transaction made, Two Sigma Advisers, LP holds 143,467 shares of GLDD stock, worth $1.65 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

143,467

Previous 125,867 13.98%

Holding current value

$1.65 Million

Previous $1.42 Million 12.17%

% of portfolio

0.0%

Previous 0.0%

31 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	BUY	$7.67 - $12.44 $134,992 - $218,944	17,600 Added 13.98%	143,467 $1.25 Million
Q4 2024 Feb 14, 2025	SELL	$10.72 - $12.73 $356,976 - $423,909	-33,300 Reduced 20.92%	125,867 $1.42 Million
Q3 2024 Nov 14, 2024	SELL	$8.1 - $10.79 $481,140 - $640,926	-59,400 Reduced 27.18%	159,167 $1.68 Million
Q2 2024 Aug 14, 2024	SELL	$6.6 - $9.65 $73,260 - $107,115	-11,100 Reduced 4.83%	218,567 $1.92 Million
Q1 2024 May 15, 2024	SELL	$7.12 - $9.55 $412,960 - $553,900	-58,000 Reduced 20.16%	229,667 $2.01 Million
Q4 2023 Feb 14, 2024	BUY	$6.25 - $8.16 $316,250 - $412,896	50,600 Added 21.34%	287,667 $2.21 Million
Q3 2023 Nov 14, 2023	SELL	$7.57 - $9.45 $180,166 - $224,909	-23,800 Reduced 9.12%	237,067 $1.89 Million
Q2 2023 Aug 14, 2023	SELL	$5.27 - $8.16 $211,326 - $327,216	-40,100 Reduced 13.32%	260,867 $2.13 Million
Q1 2023 May 15, 2023	BUY	$4.8 - $7.0 $690,240 - $1.01 Million	143,800 Added 91.5%	300,967 $1.63 Million
Q4 2022 Feb 14, 2023	BUY	$5.67 - $8.09 $269,892 - $385,084	47,600 Added 43.44%	157,167 $935,000
Q3 2022 Nov 14, 2022	SELL	$7.58 - $12.99 $328,972 - $563,766	-43,400 Reduced 28.37%	109,567 $831,000
Q2 2022 Aug 15, 2022	SELL	$13.11 - $15.37 $15,732 - $18,444	-1,200 Reduced 0.78%	152,967 $2.01 Million
Q1 2022 May 16, 2022	BUY	$13.4 - $16.07 $436,840 - $523,882	32,600 Added 26.82%	154,167 $2.16 Million
Q4 2021 Feb 14, 2022	BUY	$14.35 - $16.16 $881,090 - $992,224	61,400 Added 102.05%	121,567 $1.91 Million
Q3 2021 Nov 15, 2021	SELL	$14.08 - $15.76 $67,584 - $75,648	-4,800 Reduced 7.39%	60,167 $908,000
Q2 2021 Aug 16, 2021	SELL	$13.54 - $16.17 $647,212 - $772,926	-47,800 Reduced 42.39%	64,967 $949,000
Q1 2021 May 17, 2021	SELL	$12.96 - $15.76 $629,856 - $765,936	-48,600 Reduced 30.12%	112,767 $1.64 Million
Q4 2020 Feb 16, 2021	SELL	$9.35 - $13.17 $633,930 - $892,926	-67,800 Reduced 29.59%	161,367 $2.13 Million
Q3 2020 Nov 16, 2020	BUY	$8.26 - $10.35 $404,740 - $507,150	49,000 Added 27.2%	229,167 $2.18 Million
Q2 2020 Aug 14, 2020	SELL	$7.54 - $10.52 $36,192 - $50,496	-4,800 Reduced 2.6%	180,167 $1.67 Million
Q1 2020 May 15, 2020	SELL	$6.78 - $11.91 $397,308 - $697,926	-58,600 Reduced 24.06%	184,967 $1.54 Million
Q4 2019 Feb 14, 2020	SELL	$9.49 - $11.79 $487,786 - $606,006	-51,400 Reduced 17.43%	243,567 $2.76 Million
Q3 2019 Nov 14, 2019	SELL	$9.39 - $11.77 $641,337 - $803,891	-68,300 Reduced 18.8%	294,967 $3.08 Million
Q2 2019 Aug 14, 2019	BUY	$9.0 - $11.24 $873,000 - $1.09 Million	97,000 Added 36.43%	363,267 $4.01 Million
Q1 2019 May 15, 2019	BUY	$6.76 - $9.12 $764,556 - $1.03 Million	113,100 Added 73.84%	266,267 $2.37 Million
Q4 2018 Feb 14, 2019	BUY	$5.37 - $7.58 $233,058 - $328,972	43,400 Added 39.54%	153,167 $1.01 Million
Q3 2018 Nov 14, 2018	SELL	$5.2 - $6.2 $84,240 - $100,440	-16,200 Reduced 12.86%	109,767 $681,000
Q2 2018 Aug 14, 2018	SELL	$4.45 - $5.4 $21,805 - $26,460	-4,900 Reduced 3.74%	125,967 $661,000
Q1 2018 May 15, 2018	SELL	$4.25 - $5.25 $59,075 - $72,975	-13,900 Reduced 9.6%	130,867 $602,000
Q4 2017 Feb 14, 2018	BUY	$4.4 - $5.65 $21,120 - $27,120	4,800 Added 3.43%	144,767 $782,000
Q3 2017 Nov 14, 2017	BUY	$3.65 - $5.1 $510,879 - $713,831	139,967	139,967 $679,000

Others Institutions Holding GLDD

# of Institutions

205

Shares Held

57.4M

Call Options Held

5.7K

Put Options Held

111K

View Full List

About Great Lakes Dredge & Dock CORP

Ticker GLDD
Exchange NASDAQ
Sector Industrials
Industry Engineering & Construction
Shares Outstandng 66,083,300
Market Cap $761M
Description
Great Lakes Dredge & Dock Corporation provides dredging services in the United States. The company engages in capital dredging that consists of port expansion projects; coastal restoration and land reclamations; trench digging for pipelines, tunnels, and cables; and other dredging related to the construction of breakwaters, jetties, canals, ...

More about GLDD

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