CYCC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-09-08
CYCC dark pool volume for the week of 2025-09-08: 20.0K shares traded across 17 ATS venues with a total notional value of $129K. Volume is up 161.3% week-over-week. Primary routing venues include , IBKR ATS, UBS ATS.
Dark pool activity in CYCC 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 CYCC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-09-08 | 20.0K | — | +161.3% |
| 2025-09-01 | 7.7K | — | -48.8% |
| 2025-08-25 | 14.9K | — | -61.0% |
| 2025-08-18 | 38.2K | — | -43.7% |
| 2025-08-11 | 68.0K | — | -55.9% |
| 2025-08-04 | 154.1K | — | +123.1% |
| 2025-07-28 | 69.1K | — | -75.9% |
| 2025-07-21 | 286.5K | — | -93.2% |
| 2025-07-14 | 4.2M | — | +3908.9% |
| 2025-07-07 | 104.9K | — | -25.6% |
| 2025-06-30 | 141.1K | — | +186.9% |
| 2025-06-23 | 49.2K | — | -72.2% |