SSO · ProShares Ultra S&P500 · Off Exchange ETF
$70.56
+0.29 (+0.41%)
At close · Oct 21
Return incl. dividend (before tax)
Volume · Oct 20
6.9M
Avg daily vol (3M)
3.14M
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 | 1,140,345 | 5,257,528 | 6,397,873 | 54.8% |
| 2026-09-07 | 1,266,503 | 5,660,767 | 6,927,270 | 56.7% |
| 2026-08-31 | 1,343,519 | 8,190,214 | 9,533,733 | 63.8% |
| 2026-08-24 | 1,468,670 | 10,904,628 | 12,373,298 | 70.8% |
| 2026-08-17 | 1,369,802 | 5,472,888 | 6,842,690 | 55.0% |
| 2026-08-10 | 858,183 | 4,986,984 | 5,845,167 | 56.4% |
| 2026-08-03 | 1,674,607 | 8,952,468 | 10,627,075 | 59.4% |
| 2026-07-27 | 1,417,807 | 7,001,062 | 8,418,869 | 54.1% |
| 2026-07-20 | 849,184 | 4,752,418 | 5,601,602 | 48.9% |
| 2026-07-13 | 1,357,598 | 7,139,664 | 8,497,262 | 54.1% |
| 2026-07-06 | 1,354,912 | 6,308,177 | 7,663,089 | 54.3% |
| 2026-06-29 | 1,229,105 | 5,866,674 | 7,095,779 | 49.7% |
| 2026-06-22 | 1,029,150 | 6,466,390 | 7,495,540 | 51.6% |
| 2026-06-15 | 1,026,721 | 6,104,965 | 7,131,686 | 57.3% |
| 2026-06-08 | 2,096,250 | 17,169,060 | 19,265,310 | 63.9% |
| 2026-06-01 | 1,670,216 | 8,929,709 | 10,599,925 | 57.3% |
| 2026-05-25 | 957,288 | 3,864,919 | 4,822,207 | 50.3% |
| 2026-05-18 | 1,615,461 | 6,242,578 | 7,858,039 | 46.2% |
| 2026-05-11 | 1,602,166 | 7,161,705 | 8,763,871 | 56.9% |
| 2026-05-04 | 1,586,896 | 8,224,659 | 9,811,555 | 52.1% |
| 2026-04-27 | 2,584,110 | 8,507,401 | 11,091,511 | 57.9% |
| 2026-04-20 | 1,999,731 | 8,275,122 | 10,274,853 | 50.6% |
| 2026-04-13 | 3,295,118 | 18,099,897 | 21,395,015 | 67.9% |
| 2026-04-06 | 2,049,192 | 7,246,902 | 9,296,094 | 50.5% |
| 2026-03-30 | 2,792,567 | 10,673,783 | 13,466,350 | 52.9% |
| 2026-03-23 | 1,753,128 | 22,439,013 | 24,192,141 | 63.6% |
| 2026-03-16 | 1,756,267 | 8,147,241 | 9,903,508 | 50.6% |
| 2026-03-09 | 2,546,697 | 8,392,501 | 10,939,198 | 44.4% |
| 2026-03-02 | 2,215,750 | 7,982,336 | 10,198,086 | 37.2% |
| 2026-02-23 | 2,106,929 | 6,612,730 | 8,719,659 | 49.6% |
| 2026-02-16 | 1,710,215 | 9,839,571 | 11,549,786 | 54.5% |
| 2026-02-09 | 2,681,511 | 10,252,997 | 12,934,508 | 50.5% |
| 2026-02-02 | 2,687,804 | 9,966,524 | 12,654,328 | 43.5% |
| 2026-01-26 | 1,627,520 | 10,709,069 | 12,336,589 | 60.8% |
| 2026-01-19 | 1,626,496 | 7,811,241 | 9,437,737 | 49.5% |
| 2026-01-12 | 1,309,915 | 6,807,189 | 8,117,104 | 54.8% |
| 2026-01-05 | 1,306,335 | 14,018,469 | 15,324,804 | 69.0% |
| 2025-12-29 | 1,320,309 | 5,147,367 | 6,467,676 | 51.8% |
| 2025-12-22 | 1,627,511 | 5,996,416 | 7,623,927 | 67.9% |
| 2025-12-15 | 1,167,885 | 6,560,445 | 7,728,330 | 47.1% |
| 2025-12-08 | 1,066,639 | 5,262,509 | 6,329,148 | 46.3% |
| 2025-12-01 | 1,412,252 | 5,322,738 | 6,734,990 | 53.1% |
| 2025-11-24 | 1,814,732 | 6,701,518 | 8,516,250 | 55.5% |
| 2025-11-17 | 4,687,932 | 18,732,026 | 23,419,958 | 27.0% |
| 2025-11-10 | 2,227,394 | 9,200,034 | 11,427,428 | 20.0% |
| 2025-11-03 | 2,171,924 | 9,900,410 | 12,072,334 | 18.7% |
| 2025-10-27 | 2,200,078 | 10,107,606 | 12,307,684 | 18.2% |
Showing 1–47 of 47 weeks