GREAT LAKES DREDGE & DOCK CO - Security Detail

Period	Total Value	Value Change	Total Holders	Holder Change
2024-06-30	$0.47B	-	168	-
2024-09-30	$0.57B	+21.2%	178	+6.0%
2024-12-31	$0.82B	+43.2%	179	+0.6%

Institution	Value	Shares	% of Portfolio
MINERVA ADVISORS LLC	$15.1M	1,341K	8.9%
HARVEY PARTNERS, LLC	$41.8M	3,704K	4.6%
PRICE JENNIFER C.	$2.9M	253K	3.8%
ACUITAS INVESTMENTS, LLC	$4.1M	360K	3.3%
SEVEN SIX CAPITAL MANAGEMENT, LLC	$3.7M	331K	3.3%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	$6.2M	546K	0.8%
WITTENBERG INVESTMENT MANAGEMENT, INC.	$2.0M	181K	0.8%
ESSEX INVESTMENT MANAGEMENT CO LLC	$3.4M	303K	0.6%
AMERICAN CAPITAL ADVISORY, LLC	$1.0M	91K	0.6%
NEXT CENTURY GROWTH INVESTORS LLC	$7.5M	667K	0.6%
PRIVATE MANAGEMENT GROUP INC	$13.8M	1,218K	0.5%
CASTLEKEEP INVESTMENT ADVISORS LLC	$177.9M	5,576K	0.5%
TOTAL WEALTH PLANNING & MANAGEMENT, INC.	$0.5M	46K	0.5%
JACKSON CREEK INVESTMENT ADVISORS LLC	$1.5M	130K	0.4%
OPPENHEIMER & CLOSE, LLC	$0.4M	39K	0.4%
CENTERBOOK PARTNERS LP	$4.7M	416K	0.3%
BFSG, LLC	$2.1M	184K	0.2%
TCW GROUP INC	$23.4M	2,070K	0.2%
ELCO MANAGEMENT CO., LLC	$0.3M	26K	0.2%
THOMPSON DAVIS & CO., INC.	$0.2M	21K	0.2%
LEGATO CAPITAL MANAGEMENT LLC	$1.0M	89K	0.1%
KENNEDY CAPITAL MANAGEMENT LLC	$5.7M	503K	0.1%
GSA CAPITAL PARTNERS LLP	$1.6M	138K	0.1%
INTEGRATED QUANTITATIVE INVESTMENTS LLC	$0.2M	20K	0.1%
CANTON HATHAWAY, LLC	$0.4M	38K	0.1%

Ticker	Exchange	Security	Similarity Score	Common Holders	Total Holders
HBIO	US	HARVARD BIOSCIENCE INC	0.023	2	86
MG	US	MISTRAS GROUP INC	0.020	2	100