PPSI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
PPSI dark pool volume for the week of 2026-07-06: 44.3K shares traded across 19 ATS venues with a total notional value of $162K. Volume is up 32.9% week-over-week. Primary routing venues include , MS POOL (ATS-4), INTELLIGENT CROSS LLC.
Dark pool activity in PPSI 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 PPSI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 44.3K | — | +32.9% |
| 2026-06-29 | 33.3K | — | -36.2% |
| 2026-06-22 | 52.2K | — | +16.5% |
| 2026-06-15 | 44.8K | — | -48.5% |
| 2026-06-08 | 87.0K | — | -58.4% |
| 2026-06-01 | 208.9K | — | +33.1% |
| 2026-05-25 | 156.9K | — | +3.1% |
| 2026-05-18 | 152.2K | — | +53.1% |
| 2026-05-11 | 99.5K | — | -10.2% |
| 2026-05-04 | 110.7K | — | -21.5% |
| 2026-04-27 | 141.0K | — | — |
| 2026-03-23 | 51.9K | — | +21.7% |