UL Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
UL dark pool volume for the week of 2026-07-06: 2.5M shares traded across 26 ATS venues with a total notional value of $156.8M. Volume is down 8.2% week-over-week. Primary routing venues include , UBS ATS, INTELLIGENT CROSS LLC.
Dark pool activity in UL 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 UL.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 2.5M | — | -8.2% |
| 2026-06-29 | 2.8M | — | -25.1% |
| 2026-06-22 | 3.7M | — | +35.6% |
| 2026-06-15 | 2.7M | — | -25.2% |
| 2026-06-08 | 3.6M | — | -14.3% |
| 2026-06-01 | 4.2M | — | +66.5% |
| 2026-05-25 | 2.5M | — | -4.0% |
| 2026-05-18 | 2.7M | — | -8.0% |
| 2026-05-11 | 2.9M | — | -23.6% |
| 2026-05-04 | 3.8M | — | +2.8% |
| 2026-04-27 | 3.7M | — | — |
| 2026-03-23 | 2.9M | — | -42.7% |