HL Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
HL dark pool volume for the week of 2026-07-20: 14.4M shares traded across 28 ATS venues with a total notional value of $218.1M. Volume is up 6.6% week-over-week. Off-exchange dark pool transactions account for 7.2% of total HL market volume — within the normal institutional baseline range. Primary routing venues include , INTELLIGENT CROSS LLC, MS TRAJECTORY CROSS (ATS-1).
Dark pool activity in HL 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 HL.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 14.4M | 7.2% | +6.6% |
| 2026-07-13 | 13.5M | 6.7% | -6.4% |
| 2026-07-06 | 14.5M | 7.2% | +15.4% |
| 2026-06-29 | 12.5M | — | -15.3% |
| 2026-06-22 | 14.8M | — | +25.3% |
| 2026-06-15 | 11.8M | — | -8.2% |
| 2026-06-08 | 12.9M | 7.7% | +18.8% |
| 2026-06-01 | 10.8M | 9.8% | +45.2% |
| 2026-05-25 | 7.5M | 6.7% | -16.9% |
| 2026-05-18 | 9.0M | 8.1% | -33.9% |
| 2026-05-11 | 13.6M | 12.3% | +6.4% |
| 2026-05-04 | 12.8M | 11.6% | +64.0% |