Great Lakes Dredge & DockGLDD

13F holders, Q3 2024 (September 30)
180holders +9
29new positions
22sold out
7famous investors
$10.53avg. 13F price*

At the end of Q3 2024, 180 institutions reported holding Great Lakes Dredge & Dock Co. (GLDD) in their 13F filings, up 9 from Q2 2024. 29 opened new positions and 22 sold out. The largest holders were BlackRock, Inc. ($76.0M), Dimensional Fund Advisors LP ($46.6M) and Jennison Associates LLC ($45.6M). 7 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Great Lakes Dredge & Dock Co.
CUSIP
390607109
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200250 Q1 2024: 158Q1 2024Q2 2024: 171Q2 2024Q3 2024: 180Q3 2024Q4 2024: 191Q4 2024Q1 2025: 191Q1 2025Q2 2025: 191Q2 2025Q3 2025: 212Q3 2025Q4 2025: 222Q4 2025Q1 2026: 182Q1 2026Q2 2026: 1Q2 2026

Total Exit/New Position Q2 2024 → Q3 2024

InstitutionsTotal Value
New Positions29$24.6M
Exits22$29.0M

All 13F filers, Q2 2024 → Q3 2024: 5,833,773 shares bought and 5,656,422 shares sold, net +177,351 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 180 holders

BlackRock, Inc. 0.00% — 7,215,204 $76.0M
Dimensional Fund Advisors LP 0.01% Reduce -0.4% 4,421,216 $46.6M
Jennison Associates LLC 0.03% Add +1.9% 4,333,438 $45.6M
Alliancebernstein L.P. 0.01% Reduce -2.3% 3,888,955 $41.0M
Vanguard Group Inc. 0.00% Add +7.8% 3,849,978 $40.5M
Harvey Partners, LLC 4.42% Add +9.8% 3,647,500 $38.4M
TCW Group Inc. 0.19% Add +5.0% 2,095,834 $22.1M
Geode Capital Management, LLC 0.00% Add +1.4% 1,561,897 $16.5M
State Street Corp. 0.00% Add +0.8% 1,540,516 $16.2M
Minerva Advisors LLC 8.18% Add +1.5% 1,341,807 $14.1M
Private Management Group Inc. 0.46% Reduce -1.2% 1,237,954 $13.0M
American Century Companies Inc. 0.01% Add +173.4% 1,148,427 $12.1M
Charles Schwab Investment Management Inc. 0.00% Reduce -13.6% 824,116 $8.7M
D. E. Shaw & Co. 0.01% Reduce -7.4% 763,116 $8.0M
CenterBook Partners LP 0.48% Add +14.0% 743,007 $7.8M
Next Century Growth Investors LLC 0.57% New 667,953 $7.0M
London Co. of Virginia 0.04% No change 642,744 $6.8M
Morgan Stanley 0.00% Reduce -28.4% 642,148 $6.8M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.02% New 640,503 $6.7M
Northern Trust Corp. 0.00% Add +4.8% 611,447 $6.4M
Goldman Sachs Group Inc. 0.00% Add +17.3% 583,155 $6.1M
Kennedy Capital Management LLC 0.13% Reduce -16.6% 558,119 $5.9M
Prescott Group Capital Management, L.L.C. 0.84% No change 546,870 $5.8M
Castlekeep Investment Advisors LLC 3.57% Reduce -11.9% 496,102 $5.2M
Nuveen Asset Management, LLC 0.00% Add +79.5% 459,699 $4.8M
Acuitas Investments, LLC 1.92% Add +32.7% 409,684 $4.3M
Price Jennifer C. 4.17% Reduce -20.9% 355,887 $3.7M
Essex Investment Management Co. LLC 0.64% Add +0.3% 347,517 $3.7M
Wellington Management Group LLP 0.00% Reduce -44.9% 333,957 $3.5M
BNP Paribas Financial Markets 0.00% Add +60.5% 287,248 $3.0M
Sanctuary Advisors, LLC 0.02% Reduce 0.0% 234,303 $2.9M
Wittenberg Investment Management, Inc. 0.92% No change 270,024 $2.8M
Marshall Wace, LLP 0.00% Add +24.3% 258,137 $2.7M
Algert Global LLC 0.07% Add +2.7% 256,314 $2.7M
First Trust Advisors LP 0.00% New 235,935 $2.5M
Renaissance Technologies 0.00% Reduce -29.0% 231,101 $2.4M
JPMorgan Chase & Co. 0.00% Add +217.8% 228,121 $2.4M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Reduce -21.9% 215,367 $2.3M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +6.6% 213,330 $2.2M
Cubist Systematic Strategies, LLC 0.03% Add +333.6% 204,704 $2.2M
Bank of New York Mellon Corp 0.00% Reduce -19.9% 204,139 $2.1M
Jane Street Group, LLC 0.00% Add +217.8% 202,909 $2.1M
Millennium Management 0.00% Add +75.8% 197,039 $2.1M
Bfsg, LLC 0.23% Add +1465.4% 185,035 $1.9M
Invesco Ltd. 0.00% Reduce -21.5% 178,724 $1.9M
Two Sigma Advisers, LP 0.00% Reduce -27.2% 159,167 $1.7M
Tudor Investment Corporation 0.02% Reduce -20.0% 156,150 $1.6M
Oppenheimer & Close, LLC 1.31% No change 154,645 $1.6M
Gsa Capital Partners LLP 0.12% Add +138.5% 154,451 $1.6M
Cullen Capital Management, LLC 0.02% Reduce -3.1% 152,932 $1.6M
Two Sigma Investments, LP 0.00% Reduce -16.1% 143,478 $1.5M
ClariVest Asset Management LLC 0.15% No change 166,104 $1.5M
AQR Capital Management 0.00% Reduce -34.7% 135,988 $1.4M
HB Wealth Management, LLC 0.02% New 133,304 $1.4M
Swiss National Bank 0.00% No change 131,000 $1.4M
IQ EQ FUND MANAGEMENT (IRELAND) Ltd 0.14% Reduce -0.8% 129,346 $1.4M
Victory Capital Management Inc. 0.00% Add +1.0% 123,228 $1.3M
Legato Capital Management LLC 0.15% No change 116,829 $1.2M
Bank of America Corp. 0.00% Add +53.2% 115,376 $1.2M
UBS Group AG 0.00% Add +7.2% 110,541 $1.2M
SG Americas Securities, LLC 0.00% New 109,842 $1.2M
Citadel Advisors 0.00% Reduce -59.0% 108,467 $1.1M
Rhumbline Advisers 0.00% Reduce -1.8% 106,983 $1.1M
Barclays PLC 0.00% Add +338.9% 106,642 $1.1M
Sequoia Financial Advisors, LLC 0.01% New 102,489 $1.1M
Rockefeller Capital Management L.P. 0.00% Reduce -48.7% 98,721 $1.0M
PEAK6 Investments LLC 0.05% Add +86.7% 95,685 $1.0M
Wynnefield Capital Inc. 0.42% Reduce -10.0% 90,000 $948K
Credit Agricole S A 0.00% Add +29.2% 88,400 $931K
Norges Bank 0.00% Reduce -65.8% 83,800 $882K
Susquehanna International Group, LLP 0.00% Add +136.5% 71,121 $749K
Thompson Davis & Co., Inc. 0.55% New 70,300 $740K
Legal & General Group Plc 0.00% Add +0.7% 68,287 $719K
HRT Financial LP 0.00% New 68,113 $717K
Jump Financial, LLC 0.01% Add +28.7% 65,389 $689K
California State Teachers Retirement System 0.00% Reduce -2.7% 63,278 $666K
Verition Fund Management LLC 0.00% Add +225.3% 60,127 $633K
Citigroup Inc. 0.00% Add +177.0% 59,951 $631K
Royal Bank of Canada 0.00% Add +0.9% 59,322 $625K
State of Wisconsin Investment Board 0.00% Reduce -7.8% 49,393 $520K
Balyasny Asset Management L.P. 0.00% Reduce -20.7% 43,806 $461K
State Board of Administration of Florida Retirement System 0.00% No change 43,029 $453K
Canton Hathaway, LLC 0.11% Add +10.7% 41,300 $435K
Arrowstreet Capital, Limited Partnership 0.00% New 40,752 $429K
Teacher Retirement System of Texas 0.00% New 39,992 $421K
Creative Planning 0.00% Add +0.4% 38,828 $409K
Deutsche Bank AG 0.00% Add +32.2% 38,762 $408K
MetLife Investment Management, LLC 0.00% No change 37,664 $397K
HSBC Holdings PLC 0.00% Add +45.9% 37,834 $395K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +11.6% 36,302 $382K
Squarepoint Ops LLC 0.00% Reduce -75.0% 36,066 $380K
Corebridge Financial, Inc. 0.00% Reduce -0.6% 35,266 $371K
Wells Fargo & Company 0.00% Reduce -18.6% 32,394 $341K
Keybank National Association 0.00% Add +8.4% 31,605 $333K
Cornercap Investment Counsel Inc. 0.10% Reduce -51.2% 30,697 $323K
Janus Henderson Group PLC 0.00% No change 29,184 $307K
Natixis Advisors, LLC 0.00% Reduce -14.4% 28,675 $302K
WINTON GROUP Ltd 0.02% New 27,876 $294K
Qube Research & Technologies Ltd 0.00% Reduce -28.4% 27,670 $291K
Allianz Asset Management GmbH 0.00% New 26,400 $278K
Graham Capital Management, L.P. 0.01% Add +6.2% 26,283 $277K
Fox Run Management, L.L.C. 0.06% Add +65.1% 25,871 $272K
Manufacturers Life Insurance Company, The 0.00% Reduce -1.8% 25,608 $270K
XTX Topco Ltd 0.02% Reduce -12.1% 24,561 $259K
ARS Investment Partners, LLC 0.02% Add +94.8% 23,670 $249K
Quadrant Capital Group LLC 0.02% Reduce -2.1% 23,071 $243K
Group One Trading LLC 0.01% Add +254.4% 22,739 $239K
Voya Investment Management LLC 0.00% Reduce -2.0% 22,459 $236K
Man Group plc 0.00% New 21,948 $231K
T. Rowe Price Associates Inc. 0.00% Add +43.5% 21,246 $224K
Baader Bank Aktiengesellschaft 0.02% New 21,348 $224K
Teza Capital Management LLC 0.02% Reduce -25.2% 20,707 $218K
ELCO Management Co., LLC 0.12% Reduce -32.6% 20,457 $215K
Versor Investments LP 0.03% Reduce -30.2% 20,100 $212K
Gitterman Wealth Management, LLC 0.09% Reduce -14.4% 19,588 $206K
Pinnacle Wealth Planning Services, Inc. 0.03% No change 19,401 $204K
Centiva Capital, LP 0.01% Add +2.5% 19,387 $204K
Arizona State Retirement System 0.00% Add +3.3% 19,295 $203K
Aquatic Capital Management LLC 0.01% Add +87.0% 18,700 $197K
Bayesian Capital Management, LP 0.02% New 17,641 $186K
Brevan Howard Capital Management LP 0.01% New 16,955 $179K
Paloma Partners Management Co 0.01% New 16,898 $178K
Bank of Montreal 0.00% Reduce -85.7% 16,684 $175K
Engineers Gate Manager LP 0.00% Add +43.5% 16,269 $171K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 15,955 $168K
Prospera Financial Services Inc 0.00% Reduce -18.4% 15,500 $163K
Quantbot Technologies LP 0.01% Add +204.4% 14,973 $158K
Intech Investment Management LLC 0.00% New 14,955 $157K
Signaturefd, LLC 0.00% Add +4.3% 14,835 $156K
Russell Investments Group, Ltd. 0.00% Reduce -10.0% 14,390 $152K
Point72 Asset Management 0.00% New 13,968 $147K
Inceptionr LLC 0.03% New 13,025 $137K
ProShare Advisors LLC 0.00% New 12,452 $131K
Franklin Resources Inc. 0.00% Reduce -0.4% 11,036 $126K
Aristeia Capital, L.L.C. 0.01% New 11,573 $122K
Susquehanna International Group Ltd. 0.03% New 11,316 $119K
AE Wealth Management LLC 0.00% Reduce -3.3% 10,773 $113K
CANADA LIFE ASSURANCE Co 0.00% No change 10,719 $113K
Envestnet Asset Management Inc. 0.00% Reduce -2.9% 10,669 $112K
Evergreen Capital Management LLC 0.00% Add +0.3% 10,605 $112K
New York State Common Retirement Fund 0.00% Reduce -56.6% 8,953 $94K
FMR LLC 0.00% Reduce -0.1% 8,398 $88K
Penserra Capital Management LLC 0.00% Reduce -0.5% 6,786 $71K
Ameritas Investment Partners, Inc. 0.00% No change 6,469 $68K
National Bank of Canada 0.00% No change 5,890 $62K
Cwm, LLC 0.00% Add +2.5% 5,179 $55K
Spire Wealth Management 0.00% No change 4,275 $45K
US Bancorp \de 0.00% Add +3.2% 3,505 $37K
nVerses Capital, LLC 0.02% Add +400.0% 3,500 $37K
Tower Research Capital LLC (TRC) 0.00% Reduce -63.0% 3,215 $34K
Amalgamated Bank 0.00% No change 2,230 $23K
Public Employees Retirement System of Ohio 0.00% Reduce -1.6% 2,022 $21K
Byrne Asset Management LLC 0.01% No change 1,800 $19K
Parallel Advisors, LLC 0.00% No change 1,657 $17K
GAMMA Investing LLC 0.00% Add +19.4% 1,653 $17K
Lindbrook Capital, LLC 0.00% Reduce -23.4% 1,643 $17K
McIlrath & Eck, LLC 0.00% Add +199.4% 1,395 $15K
Smartleaf Asset Management LLC 0.00% Add +36.8% 962 $10K
Arax Advisory Partners 0.00% No change 828 $9K
MCF Advisors LLC 0.00% New 824 $9K
Earned Wealth Advisors, LLC 0.00% New 621 $7K
Federated Hermes, Inc. 0.00% New 574 $6K
Farther Finance Advisors, LLC 0.00% Add +25800.0% 518 $5K
Legacy Investment Solutions, LLC 0.00% — 400 $5K
Legacy Wealth Managment, LLC 0.00% — 400 $5K
Venturi Wealth Management, LLC 0.00% New 448 $5K
Allworth Financial LP 0.00% No change 440 $5K
PNC Financial Services Group, Inc. 0.00% No change 408 $4K
North Star Investment Management Corp. 0.00% No change 400 $4K
C M Bidwell & Associates Ltd. 0.00% No change 360 $4K
Sterling Capital Management LLC 0.00% — 228 $2K
Bessemer Group Inc. 0.00% New 175 $2K
Fortitude Family Office, LLC 0.00% No change 188 $2K
CIBC Private Wealth Group LLC 0.00% No change 170 $2K
Rothschild Investment LLC 0.00% Add +266.7% 110 $1K
Nisa Investment Advisors, LLC 0.00% Add +40.9% 100 $1K
Hantz Financial Services, Inc. 0.00% Reduce -8.4% 65 $1K
Blue Trust, Inc. 0.00% New 35 $307
Comerica Bank 0.00% No change 27 $284
Cove Street Capital, LLC 0.00% No change 1 $11

"% of holder's portfolio" is GLDD's weight in each manager's 13F, not the share of Great Lakes Dredge & Dock Co. the manager owns.