BSLK Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-12-29
BSLK dark pool volume for the week of 2025-12-29: 368.3K shares traded across 21 ATS venues with a total notional value of $307K. Volume is up 2170.2% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, IBKR ATS.
Dark pool activity in BSLK 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 BSLK.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-12-29 | 368.3K | — | +2170.2% |
| 2025-12-22 | 16.2K | — | -4.2% |
| 2025-12-15 | 16.9K | — | -32.0% |
| 2025-12-08 | 24.9K | — | -7.7% |
| 2025-12-01 | 27.0K | — | -17.9% |
| 2025-11-24 | 32.9K | — | +36.6% |
| 2025-11-17 | 24.1K | — | +8.3% |
| 2025-11-10 | 22.2K | — | -52.9% |
| 2025-11-03 | 47.2K | — | — |
| 2025-10-20 | 39.4K | — | -23.8% |
| 2025-10-13 | 51.7K | — | +6.7% |
| 2025-10-06 | 48.5K | — | -64.0% |