PTHS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
PTHS dark pool volume for the week of 2026-07-06: 15.4K shares traded across 17 ATS venues with a total notional value of $404K. Volume is down 64.8% week-over-week. Primary routing venues include , MS POOL (ATS-4), UBS ATS.
Dark pool activity in PTHS 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 PTHS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 15.4K | — | -64.8% |
| 2026-06-29 | 43.8K | — | +353.5% |
| 2026-06-22 | 9.7K | — | +123.2% |
| 2026-06-15 | 4.3K | — | +207.9% |
| 2026-06-08 | 1.4K | — | -48.1% |
| 2026-06-01 | 2.7K | — | -35.5% |
| 2026-05-25 | 4.2K | — | -58.4% |
| 2026-05-18 | 10.1K | — | -33.6% |
| 2026-05-11 | 15.2K | — | +80.0% |
| 2026-05-04 | 8.4K | — | +2.9% |
| 2026-04-27 | 8.2K | — | — |
| 2026-03-23 | 1.1K | — | -68.5% |