GRI Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
GRI dark pool volume for the week of 2026-07-06: 17.7K shares traded across 13 ATS venues with a total notional value of $32K. Volume is up 45.5% week-over-week. Primary routing venues include , IBKR ATS, INTELLIGENT CROSS LLC.
Dark pool activity in GRI 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 GRI.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 17.7K | — | +45.5% |
| 2026-06-29 | 12.1K | — | -18.4% |
| 2026-06-22 | 14.9K | — | -91.4% |
| 2026-06-15 | 173.7K | — | +57.8% |
| 2026-06-08 | 110.1K | — | +1001.6% |
| 2026-06-01 | 10.0K | — | -49.5% |
| 2026-05-25 | 19.8K | — | +104.1% |
| 2026-05-18 | 9.7K | — | +42.2% |
| 2026-05-11 | 6.8K | — | -56.0% |
| 2026-05-04 | 15.5K | — | +2.9% |
| 2026-04-27 | 15.0K | — | — |
| 2026-03-23 | 12.4K | — | -17.3% |