AMBC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-11-17
AMBC dark pool volume for the week of 2025-11-17: 879.7K shares traded across 23 ATS venues with a total notional value of $8.0M. Volume is down 36.8% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, MS TRAJECTORY CROSS (ATS-1).
Dark pool activity in AMBC 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 AMBC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-11-17 | 879.7K | — | -36.8% |
| 2025-11-10 | 1.4M | — | +135.9% |
| 2025-11-03 | 589.5K | — | — |
| 2025-10-20 | 475.1K | — | -37.5% |
| 2025-10-13 | 759.6K | — | -24.7% |
| 2025-10-06 | 1.0M | — | -42.7% |
| 2025-09-29 | 1.8M | — | +193.6% |
| 2025-09-22 | 599.3K | — | +31.8% |
| 2025-09-15 | 454.8K | — | -2.4% |
| 2025-09-08 | 466.1K | — | +1.2% |
| 2025-09-01 | 460.7K | — | -23.4% |
| 2025-08-25 | 601.8K | — | -5.6% |