VO · VANGUARD MID-CAP INDEX FUND · Off Exchange ETF
$80.89
+0.80 (+0.99%)
At close · Oct 20
Return incl. dividend (before tax)
Volume · Oct 20
2.44M
Avg daily vol (3M)
2.43M
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 |
|---|---|---|---|---|
| 2026-09-14 | 1,440,864 | 6,854,671 | 8,295,535 | 69.4% |
| 2026-09-07 | 1,191,677 | 4,720,006 | 5,911,683 | 66.3% |
| 2026-08-31 | 1,446,373 | 5,545,481 | 6,991,854 | 68.3% |
| 2026-08-24 | 1,093,700 | 5,905,594 | 6,999,294 | 72.4% |
| 2026-08-17 | 1,303,484 | 8,669,146 | 9,972,630 | 76.7% |
| 2026-08-10 | 1,264,362 | 6,168,939 | 7,433,301 | 71.9% |
| 2026-08-03 | 1,823,914 | 8,448,514 | 10,272,428 | 64.2% |
| 2026-07-27 | 1,353,952 | 5,846,332 | 7,200,284 | 60.1% |
| 2026-07-20 | 1,208,884 | 7,302,814 | 8,511,698 | 69.0% |
| 2026-07-13 | 6,149,027 | 22,061,879 | 28,210,906 | 77.7% |
| 2026-07-06 | 1,223,269 | 7,009,084 | 8,232,353 | 65.6% |
| 2026-06-29 | 1,467,612 | 7,621,820 | 9,089,432 | 69.1% |
| 2026-06-22 | 1,141,673 | 6,876,775 | 8,018,448 | 71.9% |
| 2026-06-15 | 1,020,704 | 6,840,894 | 7,861,598 | 71.9% |
| 2026-06-08 | 1,297,206 | 5,931,926 | 7,229,132 | 58.2% |
| 2026-06-01 | 1,191,835 | 6,487,814 | 7,679,649 | 68.3% |
| 2026-05-25 | 1,013,285 | 5,570,225 | 6,583,510 | 73.8% |
| 2026-05-18 | 1,416,173 | 13,173,821 | 14,589,994 | 79.1% |
| 2026-05-11 | 1,244,845 | 8,127,202 | 9,372,047 | 71.2% |
| 2026-05-04 | 927,273 | 7,903,122 | 8,830,395 | 74.9% |
| 2026-04-27 | 1,058,309 | 7,864,496 | 8,922,805 | 80.0% |
| 2026-04-20 | 3,063,740 | 23,017,788 | 26,081,528 | 100.0% |
| 2026-04-13 | 1,526,224 | 8,579,984 | 10,106,208 | 19.1% |
| 2026-04-06 | 1,749,648 | 7,278,072 | 9,027,720 | 18.0% |
| 2026-03-30 | 1,855,144 | 7,695,180 | 9,550,324 | 15.2% |
| 2026-03-23 | 2,177,364 | 8,781,220 | 10,958,584 | 15.8% |
| 2026-03-16 | 2,970,116 | 7,111,836 | 10,081,952 | 15.5% |
| 2026-03-09 | 2,332,024 | 8,270,960 | 10,602,984 | 14.9% |
| 2026-03-02 | 2,591,980 | 7,689,056 | 10,281,036 | 14.2% |
| 2026-02-23 | 1,448,300 | 10,562,604 | 12,010,904 | 19.2% |
| 2026-02-16 | 1,400,192 | 10,675,876 | 12,076,068 | 20.7% |
| 2026-02-09 | 2,440,576 | 7,929,800 | 10,370,376 | 15.6% |
| 2026-02-02 | 2,442,968 | 9,469,272 | 11,912,240 | 17.4% |
| 2026-01-26 | 2,215,436 | 10,112,624 | 12,328,060 | 16.8% |
| 2026-01-19 | 1,532,740 | 8,073,204 | 9,605,944 | 16.4% |
| 2026-01-12 | 2,126,344 | 9,833,740 | 11,960,084 | 16.9% |
| 2026-01-05 | 2,930,220 | 10,809,172 | 13,739,392 | 16.8% |
| 2025-12-29 | 1,537,348 | 6,098,216 | 7,635,564 | 17.3% |
| 2025-12-22 | 1,677,020 | 6,148,832 | 7,825,852 | 17.0% |
| 2025-12-15 | 1,755,848 | 8,905,596 | 10,661,444 | 18.4% |
| 2025-12-08 | 2,105,820 | 6,319,492 | 8,425,312 | 16.2% |
| 2025-12-01 | 1,452,744 | 8,799,356 | 10,252,100 | 19.4% |
| 2025-11-24 | 1,092,508 | 6,700,996 | 7,793,504 | 17.4% |
| 2025-11-17 | 2,056,900 | 9,694,856 | 11,751,756 | 17.1% |
| 2025-11-10 | 1,558,036 | 6,510,032 | 8,068,068 | 18.3% |
| 2025-11-03 | 2,206,568 | 10,476,392 | 12,682,960 | 19.3% |
| 2025-10-27 | 1,732,808 | 10,370,764 | 12,103,572 | 20.1% |
| 2025-10-20 | 1,285,352 | 9,263,284 | 10,548,636 | 20.7% |
Showing 1–48 of 48 weeks