PTLO Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
PTLO dark pool volume for the week of 2026-07-06: 950.7K shares traded across 24 ATS venues with a total notional value of $4.5M. Volume is up 14.1% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, MS TRAJECTORY CROSS (ATS-1).
Dark pool activity in PTLO 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 PTLO.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 950.7K | — | +14.1% |
| 2026-06-29 | 833.2K | — | -25.2% |
| 2026-06-22 | 1.1M | — | +17.5% |
| 2026-06-15 | 947.6K | — | -30.0% |
| 2026-06-08 | 1.4M | — | -21.4% |
| 2026-06-01 | 1.7M | — | +62.3% |
| 2026-05-25 | 1.1M | — | -27.9% |
| 2026-05-18 | 1.5M | — | -44.0% |
| 2026-05-11 | 2.6M | — | -34.4% |
| 2026-05-04 | 4.0M | — | +134.1% |
| 2026-04-27 | 1.7M | — | — |
| 2026-03-23 | 863.2K | — | -32.8% |