DDI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
DDI dark pool volume for the week of 2026-07-06: 108.8K shares traded across 21 ATS venues with a total notional value of $1.2M. Volume is up 87.8% week-over-week. Primary routing venues include , BIDS ATS, MS POOL (ATS-4).
Dark pool activity in DDI 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 DDI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 108.8K | — | +87.8% |
| 2026-06-29 | 57.9K | — | -64.6% |
| 2026-06-22 | 163.8K | — | +332.3% |
| 2026-06-15 | 37.9K | — | -41.7% |
| 2026-06-08 | 64.9K | — | -37.7% |
| 2026-06-01 | 104.3K | — | +17.6% |
| 2026-05-25 | 88.7K | — | -12.9% |
| 2026-05-18 | 101.8K | — | -37.0% |
| 2026-05-11 | 161.5K | — | -56.3% |
| 2026-05-04 | 369.4K | — | -53.1% |
| 2026-04-27 | 787.5K | — | — |
| 2026-03-23 | 13.5K | — | -57.4% |