OMER · Omeros Corp
$17.19
-0.16 (-0.92%)
At close · Aug 14
Market Cap
$1.24B
Shares
72.39M
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 |
|---|---|---|---|---|
| 2026-07-06 | 1,267,368 | 913,407 | 2,180,775 | 33.8% |
| 2026-06-29 | 1,749,431 | 1,230,030 | 2,979,461 | 39.8% |
| 2026-06-22 | 3,078,205 | 3,613,709 | 6,691,914 | 41.8% |
| 2026-06-15 | 1,378,347 | 1,857,906 | 3,236,253 | 37.5% |
| 2026-06-08 | 2,588,845 | 3,292,670 | 5,881,515 | 44.5% |
| 2026-06-01 | 1,697,673 | 1,519,452 | 3,217,125 | 37.1% |
| 2026-05-25 | 1,054,622 | 3,791,600 | 4,846,222 | 52.0% |
| 2026-05-18 | 1,201,134 | 1,438,612 | 2,639,746 | 37.5% |
| 2026-05-11 | 1,737,953 | 2,865,630 | 4,603,583 | 41.9% |
| 2026-05-04 | 602,944 | 973,213 | 1,576,157 | 39.3% |
| 2026-04-27 | 1,385,658 | 1,473,594 | 2,859,252 | 44.8% |
| 2026-04-20 | 1,095,495 | 1,080,450 | 2,175,945 | 41.5% |
| 2026-04-13 | 881,022 | 1,528,253 | 2,409,275 | 41.7% |
| 2026-04-06 | 945,049 | 1,532,268 | 2,477,317 | 43.4% |
| 2026-03-30 | 1,551,113 | 2,537,606 | 4,088,719 | 43.7% |
| 2026-03-23 | 687,255 | 1,122,358 | 1,809,613 | 43.0% |
| 2026-03-16 | 533,243 | 904,068 | 1,437,311 | 37.1% |
| 2026-03-09 | 745,765 | 855,298 | 1,601,063 | 41.5% |
| 2026-03-02 | 728,975 | 850,695 | 1,579,670 | 39.6% |
| 2026-02-23 | 864,194 | 1,257,033 | 2,121,227 | 44.8% |
| 2026-02-16 | 650,199 | 858,208 | 1,508,407 | 42.7% |
| 2026-02-09 | 647,241 | 709,640 | 1,356,881 | 39.4% |
| 2026-02-02 | 1,130,569 | 1,966,271 | 3,096,840 | 45.8% |
| 2026-01-26 | 1,019,123 | 1,947,261 | 2,966,384 | 44.5% |
| 2026-01-19 | 1,368,799 | 2,109,403 | 3,478,202 | 44.9% |
| 2026-01-12 | 2,339,139 | 3,727,354 | 6,066,493 | 45.9% |
| 2026-01-05 | 3,704,916 | 7,405,543 | 11,110,459 | 50.1% |
| 2025-12-29 | 2,245,737 | 4,579,293 | 6,825,030 | 44.1% |
| 2025-12-22 | 4,886,225 | 13,826,103 | 18,712,328 | 50.8% |
| 2025-12-15 | 1,410,211 | 2,069,583 | 3,479,794 | 37.8% |
| 2025-12-08 | 907,600 | 1,748,156 | 2,655,756 | 42.2% |
| 2025-12-01 | 863,556 | 2,601,824 | 3,465,380 | 43.0% |
| 2025-11-24 | 694,531 | 1,932,332 | 2,626,863 | 48.2% |
| 2025-11-17 | 1,315,338 | 2,993,811 | 4,309,149 | 42.6% |
| 2025-11-10 | 1,391,864 | 3,694,238 | 5,086,102 | 49.2% |
| 2025-11-03 | 959,050 | 2,077,863 | 3,036,913 | 43.5% |
| 2025-10-27 | 767,504 | 2,182,794 | 2,950,298 | 43.5% |
| 2025-10-20 | 1,016,244 | 3,671,509 | 4,687,753 | 49.0% |
| 2025-10-13 | 9,099,821 | 71,762,032 | 80,861,853 | 55.5% |
| 2025-10-06 | 817,465 | 1,805,956 | 2,623,421 | 52.7% |
| 2025-09-29 | 673,188 | 1,181,710 | 1,854,898 | 41.9% |
| 2025-09-22 | 831,986 | 1,354,044 | 2,186,030 | 41.5% |
| 2025-09-15 | 739,886 | 1,193,050 | 1,932,936 | 37.7% |
| 2025-09-08 | 691,470 | 806,717 | 1,498,187 | 45.1% |
| 2025-09-01 | 459,073 | 719,725 | 1,178,798 | 42.9% |
| 2025-08-25 | 466,668 | 785,678 | 1,252,346 | 40.0% |
| 2025-08-18 | 1,047,889 | 1,826,887 | 2,874,776 | 41.3% |
Showing 1–47 of 47 weeks
Key facts
CIK
1285819
CUSIP
682143102
13F (30d)
174 filings
167 filers
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