WEST Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
WEST dark pool volume for the week of 2026-07-06: 722.7K shares traded across 23 ATS venues with a total notional value of $5.2M. Volume is up 2.9% week-over-week. Primary routing venues include , MS TRAJECTORY CROSS (ATS-1), INTELLIGENT CROSS LLC.
Dark pool activity in WEST 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 WEST.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 722.7K | — | +2.9% |
| 2026-06-29 | 702.7K | — | -6.8% |
| 2026-06-22 | 754.0K | — | +62.6% |
| 2026-06-15 | 463.8K | — | -32.8% |
| 2026-06-08 | 690.4K | — | +69.7% |
| 2026-06-01 | 406.8K | — | -11.8% |
| 2026-05-25 | 460.9K | — | -31.2% |
| 2026-05-18 | 669.8K | — | -51.9% |
| 2026-05-11 | 1.4M | — | +68.0% |
| 2026-05-04 | 828.6K | — | +201.9% |
| 2026-04-27 | 274.4K | — | — |
| 2026-03-23 | 218.9K | — | -32.1% |