PULS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
PULS dark pool volume for the week of 2026-07-20: 1.3M shares traded across 19 ATS venues with a total notional value of $64.8M. Volume is up 42.7% week-over-week. Primary routing venues include , UBS ATS, INTELLIGENT CROSS LLC.
Dark pool activity in PULS 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 PULS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 1.3M | — | +42.7% |
| 2026-07-13 | 915.2K | — | +35.0% |
| 2026-07-06 | 678.2K | — | -57.7% |
| 2026-06-29 | 1.6M | — | +106.6% |
| 2026-06-22 | 776.8K | — | -4.2% |
| 2026-06-15 | 811.1K | — | -36.9% |
| 2026-06-08 | 1.3M | — | +23.2% |
| 2026-06-01 | 1.0M | — | +66.8% |
| 2026-05-25 | 626.0K | — | -35.4% |
| 2026-05-18 | 968.4K | — | -12.2% |
| 2026-05-11 | 1.1M | — | -28.9% |
| 2026-05-04 | 1.6M | — | +30.0% |