OPCH Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
OPCH dark pool volume for the week of 2026-07-06: 2.4M shares traded across 25 ATS venues with a total notional value of $52.5M. Volume is down 11.7% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, LEVEL ATS.
Dark pool activity in OPCH 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 OPCH.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 2.4M | — | -11.7% |
| 2026-06-29 | 2.8M | — | +2.4% |
| 2026-06-22 | 2.7M | — | -2.0% |
| 2026-06-15 | 2.8M | — | -34.6% |
| 2026-06-08 | 4.2M | — | +27.2% |
| 2026-06-01 | 3.3M | — | +12.1% |
| 2026-05-25 | 3.0M | — | -46.0% |
| 2026-05-18 | 5.5M | — | -20.3% |
| 2026-05-11 | 6.9M | 72.5% | -15.0% |
| 2026-05-04 | 8.1M | 85.4% | -19.3% |
| 2026-04-27 | 10.0M | 105.8% | — |
| 2026-03-23 | 2.3M | — | +0.3% |