MAA Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
MAA dark pool volume for the week of 2026-07-20: 1.4M shares traded across 26 ATS venues with a total notional value of $189.9M. Volume is down 7.9% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in MAA 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 MAA.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 1.4M | — | -7.9% |
| 2026-07-13 | 1.6M | — | +34.4% |
| 2026-07-06 | 1.2M | — | +27.5% |
| 2026-06-29 | 906.1K | — | -26.8% |
| 2026-06-22 | 1.2M | — | +27.1% |
| 2026-06-15 | 973.3K | — | -30.7% |
| 2026-06-08 | 1.4M | — | -7.2% |
| 2026-06-01 | 1.5M | — | +128.2% |
| 2026-05-25 | 662.9K | — | -26.7% |
| 2026-05-18 | 904.8K | — | -5.5% |
| 2026-05-11 | 957.1K | — | -12.8% |
| 2026-05-04 | 1.1M | — | -35.2% |