OIH Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
OIH dark pool volume for the week of 2026-07-20: 292.4K shares traded across 24 ATS venues with a total notional value of $113.1M. Volume is down 17.6% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, INSTINCT X.
Dark pool activity in OIH 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 OIH.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 292.4K | — | -17.6% |
| 2026-07-13 | 355.0K | — | -8.5% |
| 2026-07-06 | 387.9K | — | +31.9% |
| 2026-06-29 | 294.1K | — | -19.3% |
| 2026-06-22 | 364.3K | — | -17.2% |
| 2026-06-15 | 440.1K | — | +20.1% |
| 2026-06-08 | 366.5K | — | -1.5% |
| 2026-06-01 | 372.1K | — | +44.0% |
| 2026-05-25 | 258.4K | — | -38.1% |
| 2026-05-18 | 417.6K | — | +34.2% |
| 2026-05-11 | 311.3K | — | -18.0% |
| 2026-05-04 | 379.6K | — | -38.5% |