ZVOL Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
ZVOL dark pool volume for the week of 2026-07-06: 3.6K shares traded across 10 ATS venues with a total notional value of $31K. Volume is down 33.5% week-over-week. Primary routing venues include , BOATS, THE BARCLAYS ATS.
Dark pool activity in ZVOL reflects institutional order flow executing on Alternative Trading Systems (ATS) registered with the SEC — private venues where large-block trades are matched away from public exchanges to minimize price impact. StonkWhisper ingests FINRA-published ATS volume data to track these off-exchange flows. Sustained elevation in dark pool percentage — particularly when concentrated at specific venues — can indicate institutional accumulation or distribution ahead of significant price moves. The interactive charts below show 12-week historical volume and complete venue breakdown for ZVOL.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 3.6K | — | -33.5% |
| 2026-06-29 | 5.5K | — | -69.1% |
| 2026-06-22 | 17.8K | — | -40.1% |
| 2026-06-15 | 29.6K | — | +33.3% |
| 2026-06-08 | 22.2K | — | +281.4% |
| 2026-06-01 | 5.8K | — | +188.6% |
| 2026-05-25 | 2.0K | — | -90.0% |
| 2026-05-18 | 20.2K | — | +97.4% |
| 2026-05-11 | 10.3K | — | +2284.7% |
| 2026-05-04 | 430 | — | -87.4% |
| 2026-04-27 | 3.4K | — | — |
| 2026-03-23 | 8.9K | — | -37.0% |