QMCO
Quantum Corp /De/Company with tickers: QMCO
Market Cap
$509.11M
Shares Outstanding
39,374,500
CIK
709283
CUSIP
747906600
13F Activity (30d)
3 filings
2 filers
Website
Visit website
Investor Relations
Investor relations
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 | 358,843 | 2,005,696 | 2,364,539 | 50.6% |
| 2026-04-27 | 197,679 | 524,850 | 722,529 | 57.9% |
| 2026-04-20 | 118,164 | 614,943 | 733,107 | 51.5% |
| 2026-04-13 | 250,529 | 1,524,472 | 1,775,001 | 56.6% |
| 2026-04-06 | 257,649 | 707,173 | 964,822 | 52.2% |
| 2026-03-30 | 171,645 | 900,651 | 1,072,296 | 57.7% |
| 2026-03-23 | 152,426 | 877,277 | 1,029,703 | 53.9% |
| 2026-03-16 | 109,372 | 383,136 | 492,508 | 47.5% |
| 2026-03-09 | 154,039 | 493,422 | 647,461 | 46.8% |
| 2026-03-02 | 395,779 | 1,353,731 | 1,749,510 | 52.1% |
| 2026-02-23 | 186,787 | 611,857 | 798,644 | 48.0% |
| 2026-02-16 | 297,085 | 1,868,139 | 2,165,224 | 49.4% |
| 2026-02-09 | 275,000 | 855,725 | 1,130,725 | 50.4% |
| 2026-02-02 | 268,561 | 1,310,394 | 1,578,955 | 51.3% |
| 2026-01-26 | 262,845 | 1,056,979 | 1,319,824 | 51.2% |
| 2026-01-19 | 272,498 | 987,154 | 1,259,652 | 49.6% |
| 2026-01-12 | 231,138 | 1,235,520 | 1,466,658 | 49.4% |
| 2026-01-05 | 233,213 | 1,143,602 | 1,376,815 | 47.6% |
| 2025-12-29 | 205,650 | 1,162,380 | 1,368,030 | 51.1% |
| 2025-12-22 | 166,247 | 724,783 | 891,030 | 50.2% |
| 2025-12-15 | 330,226 | 831,679 | 1,161,905 | 46.2% |
| 2025-12-08 | 365,512 | 953,540 | 1,319,052 | 48.0% |
| 2025-12-01 | 232,439 | 705,127 | 937,566 | 48.0% |
| 2025-11-24 | 177,355 | 851,661 | 1,029,016 | 51.1% |
| 2025-11-17 | 295,371 | 1,408,887 | 1,704,258 | 44.5% |
| 2025-11-10 | 354,520 | 1,882,334 | 2,236,854 | 52.3% |
| 2025-11-03 | 330,291 | 1,532,794 | 1,863,085 | 51.1% |
| 2025-10-27 | 548,618 | 2,252,516 | 2,801,134 | 52.7% |
| 2025-10-20 | 418,023 | 2,713,249 | 3,131,272 | 54.0% |
| 2025-10-13 | 767,801 | 4,533,071 | 5,300,872 | 54.6% |
| 2025-10-06 | 1,308,698 | 9,655,033 | 10,963,731 | 57.3% |
| 2025-09-29 | 993,279 | 6,219,112 | 7,212,391 | 59.5% |
| 2025-09-22 | 1,214,389 | 9,965,256 | 11,179,645 | 52.5% |
| 2025-09-15 | 1,654,884 | 14,760,762 | 16,415,646 | 58.4% |
| 2025-09-08 | 396,227 | 3,195,458 | 3,591,685 | 53.4% |
| 2025-09-01 | 72,696 | 409,302 | 481,998 | 51.5% |
| 2025-08-25 | 170,824 | 886,764 | 1,057,588 | 44.6% |
| 2025-08-18 | 164,185 | 981,382 | 1,145,567 | 48.7% |
| 2025-08-11 | 199,427 | 1,207,513 | 1,406,940 | 49.8% |
| 2025-08-04 | 163,932 | 1,063,894 | 1,227,826 | 53.7% |
| 2025-07-28 | 257,222 | 1,440,222 | 1,697,444 | 54.5% |
| 2025-07-21 | 286,294 | 1,328,476 | 1,614,770 | 56.4% |
| 2025-07-14 | 365,162 | 2,595,006 | 2,960,168 | 55.3% |
| 2025-07-07 | 301,319 | 1,598,235 | 1,899,554 | 53.7% |
| 2025-06-30 | 360,766 | 2,958,302 | 3,319,068 | 56.7% |
Showing 1–45 of 45 weeks