BUI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
BUI dark pool volume for the week of 2026-07-06: 41.2K shares traded across 19 ATS venues with a total notional value of $1.2M. Volume is down 38.1% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, MS POOL (ATS-4).
Dark pool activity in BUI 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 BUI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 41.2K | — | -38.1% |
| 2026-06-29 | 66.6K | — | +23.6% |
| 2026-06-22 | 53.9K | — | -20.1% |
| 2026-06-15 | 67.5K | — | +82.6% |
| 2026-06-08 | 37.0K | — | -21.4% |
| 2026-06-01 | 47.0K | — | +28.4% |
| 2026-05-25 | 36.6K | — | -16.1% |
| 2026-05-18 | 43.6K | — | -26.8% |
| 2026-05-11 | 59.6K | — | -24.9% |
| 2026-05-04 | 79.3K | — | -38.1% |
| 2026-04-27 | 128.2K | — | — |
| 2026-03-23 | 177.8K | — | +67.9% |