OI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
OI dark pool volume for the week of 2026-07-06: 2.3M shares traded across 25 ATS venues with a total notional value of $22.5M. Volume is up 7.9% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, MS TRAJECTORY CROSS (ATS-1).
Dark pool activity in OI 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 OI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 2.3M | — | +7.9% |
| 2026-06-29 | 2.2M | — | -39.2% |
| 2026-06-22 | 3.6M | — | +22.5% |
| 2026-06-15 | 2.9M | — | -25.4% |
| 2026-06-08 | 3.9M | — | +4.5% |
| 2026-06-01 | 3.7M | — | +56.6% |
| 2026-05-25 | 2.4M | — | -33.2% |
| 2026-05-18 | 3.6M | — | +16.9% |
| 2026-05-11 | 3.1M | — | -13.3% |
| 2026-05-04 | 3.5M | — | -49.1% |
| 2026-04-27 | 6.9M | 70.1% | — |
| 2026-03-23 | 2.9M | — | -47.2% |