STEX Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
STEX dark pool volume for the week of 2026-07-06: 690.9K shares traded across 25 ATS venues with a total notional value of $706K. Volume is up 23.8% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, INSTINCT X.
Dark pool activity in STEX 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 STEX.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 690.9K | — | +23.8% |
| 2026-06-29 | 558.0K | — | -9.5% |
| 2026-06-22 | 616.3K | — | +43.8% |
| 2026-06-15 | 428.6K | — | -9.1% |
| 2026-06-08 | 471.7K | — | -34.2% |
| 2026-06-01 | 716.5K | — | +10.2% |
| 2026-05-25 | 650.3K | — | -27.1% |
| 2026-05-18 | 891.6K | — | +85.2% |
| 2026-05-11 | 481.6K | — | -25.4% |
| 2026-05-04 | 645.5K | — | -56.2% |
| 2026-04-27 | 1.5M | — | — |
| 2026-03-23 | 2.6M | — | +23.3% |