OSPN Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
OSPN dark pool volume for the week of 2026-07-06: 266.9K shares traded across 24 ATS venues with a total notional value of $4.0M. Volume is down 22.6% week-over-week. Primary routing venues include , MS TRAJECTORY CROSS (ATS-1), INTELLIGENT CROSS LLC.
Dark pool activity in OSPN 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 OSPN.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 266.9K | — | -22.6% |
| 2026-06-29 | 345.1K | — | +22.6% |
| 2026-06-22 | 281.5K | — | -3.8% |
| 2026-06-15 | 292.6K | — | -23.7% |
| 2026-06-08 | 383.5K | — | -42.6% |
| 2026-06-01 | 667.7K | — | +87.5% |
| 2026-05-25 | 356.1K | — | +4.5% |
| 2026-05-18 | 341.0K | — | -28.2% |
| 2026-05-11 | 474.9K | — | -12.9% |
| 2026-05-04 | 545.3K | — | +5.1% |
| 2026-04-27 | 518.9K | — | — |
| 2026-03-23 | 544.8K | — | -43.6% |