OSRH Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
OSRH dark pool volume for the week of 2026-07-06: 59.0K shares traded across 19 ATS venues with a total notional value of $19K. Volume is down 25.1% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, IBKR ATS.
Dark pool activity in OSRH 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 OSRH.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 59.0K | — | -25.1% |
| 2026-06-29 | 78.8K | — | -6.4% |
| 2026-06-22 | 84.2K | — | -18.1% |
| 2026-06-15 | 102.7K | — | -53.0% |
| 2026-06-08 | 218.7K | — | -30.5% |
| 2026-06-01 | 314.7K | — | +51.8% |
| 2026-05-25 | 207.3K | — | -4.3% |
| 2026-05-18 | 216.6K | — | -37.6% |
| 2026-05-11 | 347.2K | — | -71.3% |
| 2026-05-04 | 1.2M | — | -92.4% |
| 2026-04-27 | 15.9M | 527.4% | — |
| 2026-03-23 | 303.9K | — | +653.4% |