HSCS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
HSCS dark pool volume for the week of 2026-07-06: 33.5K shares traded across 21 ATS venues with a total notional value of $90K. Volume is down 28.6% week-over-week. Primary routing venues include , CROSSSTREAM, IBKR ATS.
Dark pool activity in HSCS 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 HSCS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 33.5K | — | -28.6% |
| 2026-06-29 | 47.0K | — | -98.5% |
| 2026-06-22 | 3.2M | — | +50946.4% |
| 2026-06-15 | 6.3K | — | -33.3% |
| 2026-06-08 | 9.5K | — | -26.5% |
| 2026-06-01 | 12.9K | — | +484.2% |
| 2026-05-25 | 2.2K | — | +63.3% |
| 2026-05-18 | 1.4K | — | -59.1% |
| 2026-05-11 | 3.3K | — | -22.3% |
| 2026-05-04 | 4.2K | — | +130.4% |
| 2026-04-27 | 1.8K | — | — |
| 2026-03-23 | 909 | — | -30.4% |