HCC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
HCC dark pool volume for the week of 2026-07-06: 790.8K shares traded across 24 ATS venues with a total notional value of $62.4M. Volume is up 4.9% week-over-week. Primary routing venues include , SIGMA X2, LEVEL ATS.
Dark pool activity in HCC 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 HCC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 790.8K | — | +4.9% |
| 2026-06-29 | 753.7K | — | -9.6% |
| 2026-06-22 | 833.4K | — | +50.2% |
| 2026-06-15 | 555.0K | — | -22.6% |
| 2026-06-08 | 717.3K | — | -55.0% |
| 2026-06-01 | 1.6M | — | +8.1% |
| 2026-05-25 | 1.5M | — | +27.6% |
| 2026-05-18 | 1.2M | — | -2.5% |
| 2026-05-11 | 1.2M | — | -12.5% |
| 2026-05-04 | 1.4M | — | -26.6% |
| 2026-04-27 | 1.8M | — | — |
| 2026-03-23 | 1.4M | — | +47.6% |