GDX Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
GDX dark pool volume for the week of 2026-07-20: 12.5M shares traded across 29 ATS venues with a total notional value of $933.9M. Volume is down 15.8% week-over-week. Off-exchange dark pool transactions account for 8.1% of total GDX market volume — within the normal institutional baseline range. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in GDX 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 GDX.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 12.5M | 8.1% | -15.8% |
| 2026-07-13 | 14.8M | 9.7% | +11.6% |
| 2026-07-06 | 13.3M | — | +18.6% |
| 2026-06-29 | 11.2M | — | -32.7% |
| 2026-06-22 | 16.6M | — | -22.7% |
| 2026-06-15 | 21.5M | 24.1% | +16.2% |
| 2026-06-08 | 18.5M | 20.7% | +4.4% |
| 2026-06-01 | 17.8M | 19.1% | +33.2% |
| 2026-05-25 | 13.3M | 14.4% | -12.6% |
| 2026-05-18 | 15.3M | 16.4% | -8.5% |
| 2026-05-11 | 16.7M | 18.0% | +2.6% |
| 2026-05-04 | 16.2M | 17.5% | +5.6% |