PB Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
PB dark pool volume for the week of 2026-07-20: 1.3M shares traded across 24 ATS venues with a total notional value of $92.9M. Volume is up 14.9% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in PB 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 PB.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 1.3M | — | +14.9% |
| 2026-07-13 | 1.1M | — | -49.1% |
| 2026-07-06 | 2.2M | — | +9.0% |
| 2026-06-29 | 2.0M | — | +28.5% |
| 2026-06-22 | 1.6M | — | +60.8% |
| 2026-06-15 | 968.5K | — | -10.4% |
| 2026-06-08 | 1.1M | — | -11.6% |
| 2026-06-01 | 1.2M | — | +80.6% |
| 2026-05-25 | 677.2K | — | -14.4% |
| 2026-05-18 | 791.1K | — | -34.1% |
| 2026-05-11 | 1.2M | — | +27.6% |
| 2026-05-04 | 940.6K | — | -39.9% |