NPO Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
NPO dark pool volume for the week of 2026-07-06: 445.8K shares traded across 24 ATS venues with a total notional value of $146.7M. Volume is up 22.1% week-over-week. Primary routing venues include , UBS ATS, INTELLIGENT CROSS LLC.
Dark pool activity in NPO 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 NPO.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 445.8K | — | +22.1% |
| 2026-06-29 | 365.2K | — | -43.2% |
| 2026-06-22 | 643.0K | — | +91.8% |
| 2026-06-15 | 335.3K | — | +19.0% |
| 2026-06-08 | 281.7K | — | +53.6% |
| 2026-06-01 | 183.4K | — | +28.7% |
| 2026-05-25 | 142.5K | — | -56.1% |
| 2026-05-18 | 324.5K | — | -10.4% |
| 2026-05-11 | 362.0K | — | +6.6% |
| 2026-05-04 | 339.5K | — | +13.5% |
| 2026-04-27 | 299.1K | — | — |
| 2026-03-23 | 236.2K | — | +6.1% |