IMAB Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-10-20
IMAB dark pool volume for the week of 2025-10-20: 828.7K shares traded across 24 ATS venues with a total notional value of $4.1M. Volume is down 64.9% week-over-week. Primary routing venues include , LEVEL ATS, INTELLIGENT CROSS LLC.
Dark pool activity in IMAB 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 IMAB.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-10-20 | 828.7K | — | -64.9% |
| 2025-10-13 | 2.4M | — | +59.8% |
| 2025-10-06 | 1.5M | — | -9.6% |
| 2025-09-29 | 1.6M | — | +331.6% |
| 2025-09-22 | 379.0K | — | -69.3% |
| 2025-09-15 | 1.2M | — | -25.7% |
| 2025-09-08 | 1.7M | — | +182.0% |
| 2025-09-01 | 589.8K | — | -45.6% |
| 2025-08-25 | 1.1M | — | -25.0% |
| 2025-08-18 | 1.4M | — | -52.1% |
| 2025-08-11 | 3.0M | — | +102.0% |
| 2025-08-04 | 1.5M | — | -50.4% |