PTF Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
PTF dark pool volume for the week of 2026-07-20: 82.5K shares traded across 20 ATS venues with a total notional value of $8.8M. Volume is up 16.0% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, INSTINCT X.
Dark pool activity in PTF 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 PTF.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 82.5K | — | +16.0% |
| 2026-07-13 | 71.1K | — | +72.7% |
| 2026-07-06 | 41.2K | — | +23.6% |
| 2026-06-29 | 33.3K | — | -53.7% |
| 2026-06-22 | 72.1K | — | -20.1% |
| 2026-06-15 | 90.2K | — | +26.6% |
| 2026-06-08 | 71.3K | — | -19.2% |
| 2026-06-01 | 88.3K | — | +90.9% |
| 2026-05-25 | 46.2K | — | -44.4% |
| 2026-05-18 | 83.2K | — | +36.6% |
| 2026-05-11 | 60.9K | — | -39.1% |
| 2026-05-04 | 100.0K | — | +28.0% |