OPTZ · Optimize Strategy Index ETF ETF
$46.30
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At close · Sep 4
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 |
|---|---|---|---|---|
| 2026-07-27 | 87 | 13,465 | 13,552 | 78.8% |
| 2026-07-20 | 120 | 11,373 | 11,493 | 74.6% |
| 2026-07-13 | 392 | 16,695 | 17,087 | 85.4% |
| 2026-07-06 | 1,769 | 24,089 | 25,858 | 26.3% |
| 2026-06-29 | 315 | 3,732 | 4,047 | 63.2% |
| 2026-06-22 | 586 | 21,567 | 22,153 | 65.9% |
| 2026-06-15 | 499 | 5,374 | 5,873 | 73.4% |
| 2026-06-08 | 100 | 5,516 | 5,616 | 74.9% |
| 2026-06-01 | 368 | 3,887 | 4,255 | 67.5% |
| 2026-05-25 | 81 | 2,820 | 2,901 | 78.4% |
| 2026-05-18 | 300 | 22,923 | 23,223 | 70.8% |
| 2026-05-11 | 1,059 | 43,977 | 45,036 | 63.4% |
| 2026-05-04 | 936 | 7,923 | 8,859 | 66.6% |
| 2026-04-27 | 1,824 | 17,459 | 19,283 | 69.4% |
| 2026-04-20 | 1,093 | 11,325 | 12,418 | 79.1% |
| 2026-04-13 | 7,185 | 11,546 | 18,731 | 29.5% |
| 2026-04-06 | 1,352 | 13,311 | 14,663 | 68.8% |
| 2026-03-30 | 1,598 | 8,509 | 10,107 | 71.2% |
| 2026-03-23 | 1,917 | 119,826 | 121,743 | 91.1% |
| 2026-03-16 | 658 | 10,280 | 10,938 | 79.8% |
| 2026-03-09 | 232 | 7,638 | 7,870 | 62.5% |
| 2026-03-02 | 9,028 | 23,309 | 32,337 | 59.8% |
| 2026-02-23 | 1,692 | 11,408 | 13,100 | 74.0% |
| 2026-02-16 | 206 | 7,756 | 7,962 | 15.0% |
| 2026-02-09 | 2,473 | 49,244 | 51,717 | 61.9% |
| 2026-02-02 | 221 | 2,310 | 2,531 | 61.7% |
| 2026-01-26 | 1,600 | 27,547 | 29,147 | 78.8% |
| 2026-01-19 | 274 | 2,349 | 2,623 | 22.0% |
| 2026-01-12 | 4,554 | 15,889 | 20,443 | 15.8% |
| 2026-01-05 | 3,301 | 22,499 | 25,800 | 68.6% |
| 2025-12-29 | 138 | 17,303 | 17,441 | 64.6% |
| 2025-12-22 | 1,037 | 55,754 | 56,791 | 87.0% |
| 2025-12-15 | 371 | 16,333 | 16,704 | 79.9% |
| 2025-12-08 | 1,253 | 26,377 | 27,630 | 57.9% |
| 2025-12-01 | 219 | 3,965 | 4,184 | 64.4% |
| 2025-11-24 | 1,025 | 9,188 | 10,213 | 68.1% |
| 2025-11-17 | 356 | 13,022 | 13,378 | 79.6% |
| 2025-11-10 | 0 | 4,990 | 4,990 | 87.5% |
| 2025-11-03 | 225 | 3,756 | 3,981 | 53.8% |
| 2025-10-27 | 0 | 11,580 | 11,580 | 85.8% |
| 2025-10-20 | 175 | 1,258 | 1,433 | 75.4% |
| 2025-10-13 | 116 | 711 | 827 | 34.5% |
| 2025-10-06 | 0 | 4,903 | 4,903 | 96.1% |
| 2025-09-29 | 467 | 25,782 | 26,249 | 70.4% |
| 2025-09-22 | 234 | 5,891 | 6,125 | 64.5% |
| 2025-09-15 | 908 | 18,571 | 19,479 | 83.2% |
| 2025-09-08 | 5,045 | 36,750 | 41,795 | 87.3% |
Showing 1–47 of 47 weeks