GLDD
Great Lakes Dredge & Dock CORPCompany with tickers: GLDD
CIK
1372020
CUSIP
390607109
Shares Outstanding
66,780,798
Website
https://www.gldd.com
13F Activity (30d)
11 filings
8 filers
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 | 32.6% |
| 2026-03-23 | 2,355,418 | 884,799 | 3,240,217 | 38.1% |
| 2026-03-16 | 1,612,298 | 1,760,997 | 3,373,295 | 33.0% |
Showing 1–3 of 3 weeks