ORN
Orion Group Holdings IncCompany with tickers: ORN
CIK
1402829
CUSIP
68628V308
Shares Outstanding
40,479,278
Investor Relations
https://www.oriongroupholdingsinc.com/investors
13F Activity (30d)
2 filings
1 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 |
|---|---|---|---|---|
| 2026-05-04 | 568,244 | 461,116 | 1,029,360 | 45.5% |
| 2026-04-27 | 365,602 | 363,156 | 728,758 | 47.1% |
| 2026-04-20 | 135,035 | 263,181 | 398,216 | 41.3% |
| 2026-04-13 | 170,298 | 213,069 | 383,367 | 44.6% |
| 2026-04-06 | 208,035 | 241,865 | 449,900 | 39.8% |
| 2026-03-30 | 147,513 | 181,384 | 328,897 | 40.6% |
| 2026-03-23 | 231,510 | 262,099 | 493,609 | 33.1% |
| 2026-03-16 | 484,667 | 442,119 | 926,786 | 35.5% |
| 2026-03-09 | 895,877 | 472,375 | 1,368,252 | 43.9% |
| 2026-03-02 | 518,082 | 509,051 | 1,027,133 | 39.8% |
| 2026-02-23 | 352,288 | 459,212 | 811,500 | 42.9% |
| 2026-02-16 | 285,665 | 268,083 | 553,748 | 40.1% |
| 2026-02-09 | 641,841 | 427,477 | 1,069,318 | 42.8% |
| 2026-02-02 | 452,362 | 542,064 | 994,426 | 42.0% |
| 2026-01-26 | 239,524 | 396,327 | 635,851 | 42.1% |
| 2026-01-19 | 228,123 | 413,385 | 641,508 | 43.3% |
| 2026-01-12 | 160,696 | 233,731 | 394,427 | 39.0% |
| 2026-01-05 | 256,712 | 269,868 | 526,580 | 41.7% |
| 2025-12-29 | 133,789 | 189,197 | 322,986 | 44.4% |
| 2025-12-22 | 130,387 | 150,761 | 281,148 | 42.7% |
| 2025-12-15 | 172,339 | 154,898 | 327,237 | 35.3% |
| 2025-12-08 | 344,160 | 438,192 | 782,352 | 41.0% |
| 2025-12-01 | 188,836 | 296,858 | 485,694 | 39.7% |
| 2025-11-24 | 135,758 | 141,987 | 277,745 | 34.0% |
| 2025-11-17 | 185,316 | 275,858 | 461,174 | 41.2% |
| 2025-11-10 | 256,246 | 214,893 | 471,139 | 40.8% |
| 2025-11-03 | 283,669 | 277,566 | 561,235 | 36.0% |
| 2025-10-27 | 867,758 | 585,569 | 1,453,327 | 42.2% |
| 2025-10-20 | 305,225 | 168,836 | 474,061 | 42.6% |
| 2025-10-13 | 289,113 | 292,019 | 581,132 | 39.8% |
| 2025-10-06 | 258,559 | 393,050 | 651,609 | 43.5% |
| 2025-09-29 | 149,550 | 193,489 | 343,039 | 34.4% |
| 2025-09-22 | 401,796 | 316,793 | 718,589 | 34.6% |
| 2025-09-15 | 458,044 | 1,222,972 | 1,681,016 | 37.7% |
| 2025-09-08 | 204,038 | 162,414 | 366,452 | 32.7% |
| 2025-09-01 | 243,500 | 165,556 | 409,056 | 36.3% |
| 2025-08-25 | 443,675 | 431,943 | 875,618 | 41.4% |
| 2025-08-18 | 690,495 | 248,533 | 939,028 | 45.6% |
| 2025-08-11 | 399,217 | 253,815 | 653,032 | 38.2% |
| 2025-08-04 | 576,238 | 425,149 | 1,001,387 | 38.0% |
| 2025-07-28 | 900,438 | 825,995 | 1,726,433 | 43.9% |
| 2025-07-21 | 604,384 | 277,273 | 881,657 | 42.5% |
| 2025-07-14 | 217,456 | 207,153 | 424,609 | 31.2% |
| 2025-07-07 | 358,273 | 194,622 | 552,895 | 37.0% |
| 2025-06-30 | 264,319 | 263,994 | 528,313 | 36.4% |
| 2025-06-23 | 453,191 | 502,597 | 955,788 | 38.1% |
Showing 1–46 of 46 weeks