IBDS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
IBDS dark pool volume for the week of 2026-07-20: 238.5K shares traded across 17 ATS venues with a total notional value of $5.8M. Volume is down 34.2% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in IBDS 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 IBDS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 238.5K | — | -34.2% |
| 2026-07-13 | 362.6K | — | +41.9% |
| 2026-07-06 | 255.6K | — | +86.4% |
| 2026-06-29 | 137.2K | — | +41.3% |
| 2026-06-22 | 97.1K | — | -2.6% |
| 2026-06-15 | 99.7K | — | -36.5% |
| 2026-06-08 | 157.0K | — | -5.7% |
| 2026-06-01 | 166.4K | — | +74.0% |
| 2026-05-25 | 95.6K | — | -12.5% |
| 2026-05-18 | 109.3K | — | -51.2% |
| 2026-05-11 | 223.9K | — | +17.7% |
| 2026-05-04 | 190.3K | — | -33.3% |