EFR Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
EFR dark pool volume for the week of 2026-07-06: 74.7K shares traded across 16 ATS venues with a total notional value of $792K. Volume is up 110.5% week-over-week. Primary routing venues include , POSIT, INTELLIGENT CROSS LLC.
Dark pool activity in EFR 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 EFR.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 74.7K | — | +110.5% |
| 2026-06-29 | 35.5K | — | -69.7% |
| 2026-06-22 | 117.3K | — | +156.8% |
| 2026-06-15 | 45.7K | — | -54.6% |
| 2026-06-08 | 100.7K | — | -42.3% |
| 2026-06-01 | 174.6K | — | +143.5% |
| 2026-05-25 | 71.7K | — | -33.4% |
| 2026-05-18 | 107.6K | — | -38.9% |
| 2026-05-11 | 176.1K | — | +43.4% |
| 2026-05-04 | 122.8K | — | -21.5% |
| 2026-04-27 | 156.5K | — | — |
| 2026-03-23 | 329.5K | — | +0.1% |