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Great Lakes Dredge & Dock CORP — All Filings

1,005 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 144 15-12B 25-NSE 3 3/A 4 4/A 424B3 424B4 5 8-A12B 8-K 8-K/A ARS CERTNAS CORRESP CT ORDER D DEF 14A DEFA14A DEFR14A EFFECT NT 10-K NT 10-Q POS AM PRE 14A S-1 S-1/A S-3 S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC 14D9 SC 14D9/A SC TO-C SC TO-T SC TO-T/A SC14D9C SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
4 FORM 4 SUBMISSION 0001209191-23-029418 May 15, 2023 May 12, 2023
4 FORM 4 SUBMISSION 0001209191-23-029129 May 12, 2023 May 10, 2023
4 FORM 4 SUBMISSION 0001209191-23-028318 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028325 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028333 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028339 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028308 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028312 May 9, 2023 May 5, 2023
8-K 8-K 0000950170-23-019783 May 9, 2023 May 3, 2023
4 FORM 4 SUBMISSION 0001209191-23-028294 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028298 May 9, 2023 May 5, 2023
4 FORM 4 SUBMISSION 0001209191-23-028306 May 9, 2023 May 5, 2023
10-Q 10-Q 0000950170-23-016655 May 2, 2023 Mar 31, 2023
8-K FORM 8-K 0001171843-23-002744 May 2, 2023
SC 13G/A 0001306550-23-009028 Apr 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-022266 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022253 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022259 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022212 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022220 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022225 Apr 3, 2023 Mar 31, 2023
4 FORM 4 SUBMISSION 0001209191-23-022228 Apr 3, 2023 Mar 31, 2023
DEF 14A DEF 14A 0000950170-23-009723 Mar 24, 2023
DEFA14A DEFA14A 0000950170-23-009731 Mar 24, 2023
4 FORM 4 SUBMISSION 0001209191-23-019735 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019747 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019732 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019753 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019654 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019663 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019670 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019677 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-019729 Mar 17, 2023 Mar 15, 2023
4 FORM 4 SUBMISSION 0001209191-23-018535 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-018534 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-018528 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-018529 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-018532 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-018533 Mar 14, 2023 Mar 13, 2023
4 FORM 4 SUBMISSION 0001209191-23-017318 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017314 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017317 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017319 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017304 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017309 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017313 Mar 8, 2023 Mar 6, 2023
4 FORM 4 SUBMISSION 0001209191-23-017301 Mar 8, 2023 Mar 6, 2023
ARS ARS 0001193125-23-061157 Mar 6, 2023 Dec 31, 2022
4 FORM 4 SUBMISSION 0001209191-23-015388 Mar 3, 2023 Mar 2, 2023
10-K 10-K 0000950170-23-003211 Feb 17, 2023 Dec 31, 2022