PSTV Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
PSTV dark pool volume for the week of 2026-07-06: 52.8K shares traded across 20 ATS venues with a total notional value of $211K. Volume is down 42.0% week-over-week. Primary routing venues include , MS POOL (ATS-4), INTELLIGENT CROSS LLC.
Dark pool activity in PSTV 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 PSTV.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 52.8K | — | -42.0% |
| 2026-06-29 | 91.0K | — | -44.7% |
| 2026-06-22 | 164.4K | — | +159.6% |
| 2026-06-15 | 63.4K | — | +21.6% |
| 2026-06-08 | 52.1K | — | +66.1% |
| 2026-06-01 | 31.4K | — | -32.2% |
| 2026-05-25 | 46.2K | — | -40.8% |
| 2026-05-18 | 78.0K | — | +71.7% |
| 2026-05-11 | 45.5K | — | +2.2% |
| 2026-05-04 | 44.5K | — | +35.0% |
| 2026-04-27 | 33.0K | — | — |
| 2026-03-23 | 498.7K | — | -22.7% |