OMI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-12-29
OMI dark pool volume for the week of 2025-12-29: 1.5M shares traded across 24 ATS venues with a total notional value of $4.1M. Volume is up 11.2% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in OMI 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 OMI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-12-29 | 1.5M | — | +11.2% |
| 2025-12-22 | 1.4M | — | -34.6% |
| 2025-12-15 | 2.1M | — | +11.8% |
| 2025-12-08 | 1.9M | — | -0.3% |
| 2025-12-01 | 1.9M | — | +52.7% |
| 2025-11-24 | 1.2M | — | -23.2% |
| 2025-11-17 | 1.6M | — | -25.1% |
| 2025-11-10 | 2.2M | — | -28.2% |
| 2025-11-03 | 3.0M | — | — |
| 2025-10-20 | 1.4M | — | -3.2% |
| 2025-10-13 | 1.5M | — | -24.1% |
| 2025-10-06 | 1.9M | — | +26.4% |