SNDR Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
SNDR dark pool volume for the week of 2026-07-20: 989.0K shares traded across 24 ATS venues with a total notional value of $37.5M. Volume is down 37.6% week-over-week. Primary routing venues include , MS TRAJECTORY CROSS (ATS-1), INTELLIGENT CROSS LLC.
Dark pool activity in SNDR 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 SNDR.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 989.0K | — | -37.6% |
| 2026-07-13 | 1.6M | — | +54.1% |
| 2026-07-06 | 1.0M | — | +29.3% |
| 2026-06-29 | 796.1K | — | -36.4% |
| 2026-06-22 | 1.3M | — | +30.8% |
| 2026-06-15 | 956.5K | — | -34.8% |
| 2026-06-08 | 1.5M | — | +9.5% |
| 2026-06-01 | 1.3M | — | +53.4% |
| 2026-05-25 | 872.9K | — | -21.1% |
| 2026-05-18 | 1.1M | — | -53.1% |
| 2026-05-11 | 2.4M | — | +107.0% |
| 2026-05-04 | 1.1M | — | -16.8% |