Great Lakes Dredge & Dock CORP reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Houston, TX
SEC filing record 1 source field available
Fiscal year end
31 December
Great Lakes Dredge & Dock CORP has filed 1,705 SEC EDGAR filings since 24 Aug 2006

SEC filing history

Showing 51-75 of 1,000 matching filings.

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Filing date
18 Mar 2026
Reporting date
16 Mar 2026
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4

Filing date
18 Mar 2026
Reporting date
16 Mar 2026
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4

4

Filing date
18 Mar 2026
Reporting date
16 Mar 2026
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SC 14D9/A File 005-82317

SC 14D9/A

Filing date
18 Mar 2026
Reporting date
Not listed
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SC TO-T/A File 005-82317

SC TO-T/A

Filing date
18 Mar 2026
Reporting date
Not listed
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SC 14D9/A File 005-82317

SC 14D9/A

Filing date
13 Mar 2026
Reporting date
Not listed
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SC 14D9 File 005-82317

SC 14D9

Filing date
04 Mar 2026
Reporting date
Not listed
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SCHEDULE 13G/A File 005-82317

SCHEDULE 13G/A filing

Filing date
04 Mar 2026
Reporting date
Not listed
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
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4

4

Filing date
25 Feb 2026
Reporting date
23 Feb 2026
SEC evidence
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SC14D9C File 005-82317

SC14D9C

Filing date
11 Feb 2026
Reporting date
Not listed
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SC TO-C File 005-82317

SC TO-C

Filing date
11 Feb 2026
Reporting date
Not listed
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