BSY Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
BSY dark pool volume for the week of 2026-07-20: 3.1M shares traded across 25 ATS venues with a total notional value of $97.1M. Volume is down 4.8% week-over-week. Primary routing venues include , MS TRAJECTORY CROSS (ATS-1), UBS ATS.
Dark pool activity in BSY 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 BSY.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 3.1M | — | -4.8% |
| 2026-07-13 | 3.3M | — | +1.0% |
| 2026-07-06 | 3.3M | — | -22.1% |
| 2026-06-29 | 4.2M | — | -26.3% |
| 2026-06-22 | 5.7M | — | +18.1% |
| 2026-06-15 | 4.8M | — | +17.6% |
| 2026-06-08 | 4.1M | — | +16.0% |
| 2026-06-01 | 3.5M | — | +41.2% |
| 2026-05-25 | 2.5M | — | -14.0% |
| 2026-05-18 | 2.9M | — | -35.6% |
| 2026-05-11 | 4.5M | — | +27.3% |
| 2026-05-04 | 3.6M | — | +90.9% |