MRKR Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
MRKR dark pool volume for the week of 2026-07-06: 46.1K shares traded across 20 ATS venues with a total notional value of $76K. Volume is up 351.3% week-over-week. Primary routing venues include , MS POOL (ATS-4), IBKR ATS.
Dark pool activity in MRKR 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 MRKR.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 46.1K | — | +351.3% |
| 2026-06-29 | 10.2K | — | +74.9% |
| 2026-06-22 | 5.8K | — | -57.0% |
| 2026-06-15 | 13.6K | — | -42.5% |
| 2026-06-08 | 23.6K | — | +174.4% |
| 2026-06-01 | 8.6K | — | -26.4% |
| 2026-05-25 | 11.7K | — | +26.9% |
| 2026-05-18 | 9.2K | — | +32.4% |
| 2026-05-11 | 7.0K | — | -56.7% |
| 2026-05-04 | 16.1K | — | +38.1% |
| 2026-04-27 | 11.6K | — | — |
| 2026-03-23 | 62.9K | — | +189.7% |