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.
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 | 4 | 0001193125-25-317619 | Dec 12, 2025 | Dec 10, 2025 |
| 144 | — | 0001959173-25-007641 | Dec 10, 2025 | — |
| 4 | 4 | 0001193125-25-308228 | Dec 4, 2025 | Dec 3, 2025 |
| 144 | — | 0001959173-25-007490 | Dec 3, 2025 | — |
| SCHEDULE 13G/A | — | 0000053417-25-000100 | Nov 5, 2025 | — |
| 8-K | FORM 8-K | 0001171843-25-006943 | Nov 4, 2025 | — |
| 10-Q | 10-Q | 0001193125-25-264607 | Nov 4, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001193125-25-251593 | Oct 27, 2025 | Oct 24, 2025 |
| 4 | 4 | 0001193125-25-226877 | Oct 1, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-226894 | Oct 1, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-226942 | Oct 1, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-226967 | Oct 1, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-227081 | Oct 1, 2025 | Sep 30, 2025 |
| 4 | 4 | 0000950170-25-108165 | Aug 13, 2025 | Aug 11, 2025 |
| 144 | — | 0001959173-25-005098 | Aug 11, 2025 | — |
| 8-K | FORM 8-K | 0001171843-25-005030 | Aug 5, 2025 | — |
| 10-Q | 10-Q | 0000950170-25-102970 | Aug 5, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-092319 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-092333 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-092342 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-092325 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-092331 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | 4 | 0000950170-25-081713 | Jun 4, 2025 | Jun 3, 2025 |
| 144 | — | 0001959173-25-003766 | Jun 3, 2025 | — |
| 4 | 4 | 0000950170-25-069511 | May 12, 2025 | May 8, 2025 |
| 8-K | 8-K | 0000950170-25-069460 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069546 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069491 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069495 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069503 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069517 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069522 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069532 | May 12, 2025 | May 8, 2025 |
| 4 | 4 | 0000950170-25-069535 | May 12, 2025 | May 8, 2025 |
| SCHEDULE 13G/A | — | 0000053417-25-000064 | May 9, 2025 | — |
| S-8 | S-8 | 0000950170-25-067241 | May 8, 2025 | — |
| S-8 | S-8 | 0000950170-25-067243 | May 8, 2025 | — |
| 4 | 4 | 0000950170-25-067260 | May 8, 2025 | May 6, 2025 |
| 4 | 4 | 0000950170-25-065959 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-065973 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-065988 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-066001 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-066013 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-065951 | May 7, 2025 | May 5, 2025 |
| 4 | 4 | 0000950170-25-066027 | May 7, 2025 | May 5, 2025 |
| 10-Q | 10-Q | 0000950170-25-064406 | May 6, 2025 | Mar 31, 2025 |
| 8-K | FORM 8-K | 0001171843-25-002785 | May 6, 2025 | — |
| 144 | — | 0001959173-25-002914 | May 6, 2025 | — |
| 4/A | 4/A | 0000950170-25-059451 | Apr 28, 2025 | Mar 31, 2025 |
| 4 | 4 | 0000950170-25-059454 | Apr 28, 2025 | Apr 24, 2025 |