OM Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
OM dark pool volume for the week of 2026-07-06: 193.4K shares traded across 23 ATS venues with a total notional value of $883K. Volume is down 22.6% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in OM 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 OM.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 193.4K | — | -22.6% |
| 2026-06-29 | 249.7K | — | -3.4% |
| 2026-06-22 | 258.6K | — | +45.7% |
| 2026-06-15 | 177.5K | — | +8.7% |
| 2026-06-08 | 163.2K | — | +0.8% |
| 2026-06-01 | 161.9K | — | +22.3% |
| 2026-05-25 | 132.4K | — | +13.8% |
| 2026-05-18 | 116.4K | — | -36.9% |
| 2026-05-11 | 184.5K | — | -11.2% |
| 2026-05-04 | 207.9K | — | +59.9% |
| 2026-04-27 | 130.0K | — | — |
| 2026-03-23 | 114.5K | — | -13.4% |