ADD Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-08-18
ADD dark pool volume for the week of 2025-08-18: 2.7M shares traded across 21 ATS venues with a total notional value of $1.4M. Volume is down 45.6% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, LEVEL ATS.
Dark pool activity in ADD 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 ADD.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-08-18 | 2.7M | — | -45.6% |
| 2025-08-11 | 5.0M | — | +851.5% |
| 2025-08-04 | 522.1K | — | +82.6% |
| 2025-07-28 | 285.9K | — | +582.2% |
| 2025-07-21 | 41.9K | — | -1.1% |
| 2025-07-14 | 42.4K | — | +36.8% |
| 2025-07-07 | 31.0K | — | +284.7% |
| 2025-06-30 | 8.1K | — | -86.7% |
| 2025-06-23 | 60.6K | — | +1732.8% |
| 2025-06-16 | 3.3K | — | -85.8% |
| 2025-06-09 | 23.2K | — | +49.6% |
| 2025-06-02 | 15.5K | — | -93.5% |