HDV Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
HDV dark pool volume for the week of 2026-07-20: 4.0M shares traded across 22 ATS venues with a total notional value of $112.6M. Volume is up 79.8% week-over-week. Off-exchange dark pool transactions account for 12.1% of total HDV market volume — within the normal institutional baseline range. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in HDV 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 HDV.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 4.0M | 12.1% | +79.8% |
| 2026-07-13 | 2.2M | — | -30.7% |
| 2026-07-06 | 3.2M | — | +37.3% |
| 2026-06-29 | 2.3M | — | +58.8% |
| 2026-06-22 | 1.5M | — | +66.8% |
| 2026-06-15 | 875.7K | — | -42.2% |
| 2026-06-08 | 1.5M | — | +109.4% |
| 2026-06-01 | 723.2K | — | +34.1% |
| 2026-05-25 | 539.3K | — | -17.3% |
| 2026-05-18 | 652.5K | — | +25.7% |
| 2026-05-11 | 519.2K | — | -33.3% |
| 2026-05-04 | 778.1K | — | -4.9% |