GLDD · Great Lakes Dredge & Dock CORP
Market Cap
$1.14B
Shares
66.78M
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-03-30 | 1,071,570 | 393,072 | 1,464,642 | — |
| 2026-03-23 | 2,355,418 | 884,799 | 3,240,217 | — |
| 2026-03-16 | 1,612,298 | 1,760,997 | 3,373,295 | — |
| 2026-03-09 | 2,700,487 | 2,057,450 | 4,757,937 | — |
| 2026-03-02 | 2,415,319 | 2,740,891 | 5,156,210 | — |
| 2026-02-23 | 1,660,475 | 564,728 | 2,225,203 | — |
| 2026-02-16 | 1,704,466 | 1,151,492 | 2,855,958 | — |
| 2026-02-09 | 5,002,444 | 5,183,891 | 10,186,335 | — |
| 2026-02-02 | 620,636 | 710,216 | 1,330,852 | — |
| 2026-01-26 | 746,772 | 1,057,167 | 1,803,939 | — |
| 2026-01-19 | 836,633 | 1,065,491 | 1,902,124 | — |
| 2026-01-12 | 1,398,127 | 2,484,848 | 3,882,975 | — |
| 2026-01-05 | 513,154 | 763,043 | 1,276,197 | — |
| 2025-12-29 | 184,113 | 462,727 | 646,840 | — |
| 2025-12-22 | 241,578 | 204,061 | 445,639 | — |
| 2025-12-15 | 291,273 | 477,635 | 768,908 | — |
| 2025-12-08 | 412,803 | 718,347 | 1,131,150 | — |
| 2025-12-01 | 269,703 | 566,228 | 835,931 | — |
| 2025-11-24 | 186,444 | 194,653 | 381,097 | — |
| 2025-11-17 | 280,194 | 307,298 | 587,492 | — |
| 2025-11-10 | 451,641 | 287,255 | 738,896 | — |
| 2025-11-03 | 650,597 | 472,506 | 1,123,103 | — |
| 2025-10-27 | 727,425 | 299,397 | 1,026,822 | — |
| 2025-10-20 | 323,375 | 198,387 | 521,762 | — |
| 2025-10-13 | 326,635 | 394,165 | 720,800 | — |
| 2025-10-06 | 232,807 | 238,878 | 471,685 | — |
| 2025-09-29 | 300,679 | 334,076 | 634,755 | — |
| 2025-09-22 | 474,101 | 583,714 | 1,057,815 | — |
| 2025-09-15 | 426,054 | 545,728 | 971,782 | — |
| 2025-09-08 | 288,977 | 242,223 | 531,200 | — |
| 2025-09-01 | 271,745 | 236,066 | 507,811 | — |
| 2025-08-25 | 243,020 | 245,401 | 488,421 | — |
| 2025-08-18 | 293,879 | 256,186 | 550,065 | — |
Showing 1–33 of 33 weeks