SUMAU Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-06-01
SUMAU dark pool volume for the week of 2026-06-01: 100 shares traded across 1 ATS venues with a total notional value of $1K. Volume is down 0.0% week-over-week. Primary routing venues include INTELLIGENT CROSS LLC, .
Dark pool activity in SUMAU 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 7-week historical volume and complete venue breakdown for SUMAU.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-06-01 | 100 | — | — |
| 2026-05-25 | 100 | — | — |
| 2026-05-11 | 239 | — | — |
| 2026-04-27 | 200 | — | — |
| 2026-03-23 | 43 | — | -100.0% |
| 2026-03-16 | 344.0K | — | -40.9% |
| 2026-03-09 | 582.0K | — | — |