UMC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
UMC dark pool volume for the week of 2026-07-06: 8.1M shares traded across 27 ATS venues with a total notional value of $200.0M. Volume is up 0.2% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in UMC 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 UMC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 8.1M | — | +0.2% |
| 2026-06-29 | 8.1M | — | -49.7% |
| 2026-06-22 | 16.1M | — | +131.4% |
| 2026-06-15 | 6.9M | — | -40.6% |
| 2026-06-08 | 11.7M | 10.8% | -9.8% |
| 2026-06-01 | 13.0M | 18.5% | -7.1% |
| 2026-05-25 | 14.0M | 19.9% | +20.5% |
| 2026-05-18 | 11.6M | 16.5% | -3.6% |
| 2026-05-11 | 12.0M | 17.1% | -22.1% |
| 2026-05-04 | 15.4M | 22.0% | -2.5% |
| 2026-04-27 | 15.8M | 22.6% | — |
| 2026-03-23 | 7.1M | 8.2% | +15.0% |