HYFM Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
HYFM dark pool volume for the week of 2026-07-06: 5.0K shares traded across 14 ATS venues with a total notional value of $4K. Volume is up 56.7% week-over-week. Primary routing venues include , MS POOL (ATS-4), VIRTU MATCHIT ATS.
Dark pool activity in HYFM 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 HYFM.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 5.0K | — | +56.7% |
| 2026-06-29 | 3.2K | — | -89.1% |
| 2026-06-22 | 29.2K | — | +2574.4% |
| 2026-06-15 | 1.1K | — | -84.3% |
| 2026-06-08 | 7.0K | — | +175.9% |
| 2026-06-01 | 2.5K | — | -46.1% |
| 2026-05-25 | 4.7K | — | +446.7% |
| 2026-05-18 | 857 | — | -83.5% |
| 2026-05-11 | 5.2K | — | -4.3% |
| 2026-05-04 | 5.4K | — | +40.1% |
| 2026-04-27 | 3.9K | — | — |
| 2026-03-23 | 15.8K | — | +269.7% |