ISPC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
ISPC dark pool volume for the week of 2026-07-06: 21.6K shares traded across 19 ATS venues with a total notional value of $54K. Volume is up 51.1% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, IBKR ATS.
Dark pool activity in ISPC 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 ISPC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 21.6K | — | +51.1% |
| 2026-06-29 | 14.3K | — | -32.8% |
| 2026-06-22 | 21.3K | — | +25.2% |
| 2026-06-15 | 17.0K | — | -40.9% |
| 2026-06-08 | 28.8K | — | +37.6% |
| 2026-06-01 | 20.9K | — | -74.8% |
| 2026-05-25 | 83.1K | — | +194.2% |
| 2026-05-18 | 28.2K | — | -43.3% |
| 2026-05-11 | 49.8K | — | -47.8% |
| 2026-05-04 | 95.4K | — | -88.6% |
| 2026-04-27 | 836.3K | — | — |
| 2026-03-23 | 247.2K | — | -90.5% |