HTRB Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
HTRB dark pool volume for the week of 2026-07-20: 50.3K shares traded across 15 ATS venues with a total notional value of $1.7M. Volume is down 18.2% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in HTRB 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 HTRB.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 50.3K | — | -18.2% |
| 2026-07-13 | 61.4K | — | -48.0% |
| 2026-07-06 | 118.1K | — | +114.0% |
| 2026-06-29 | 55.2K | — | +3.3% |
| 2026-06-22 | 53.4K | — | -8.9% |
| 2026-06-15 | 58.6K | — | -56.5% |
| 2026-06-08 | 134.7K | — | +1.9% |
| 2026-06-01 | 132.2K | — | +36.4% |
| 2026-05-25 | 96.9K | — | -36.8% |
| 2026-05-18 | 153.3K | — | +211.8% |
| 2026-05-11 | 49.2K | — | -30.9% |
| 2026-05-04 | 71.1K | — | +14.5% |