IESC Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
IESC dark pool volume for the week of 2026-07-20: 249.5K shares traded across 24 ATS venues with a total notional value of $161.7M. Volume is down 19.4% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in IESC 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 IESC.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 249.5K | — | -19.4% |
| 2026-07-13 | 309.3K | — | -7.1% |
| 2026-07-06 | 332.8K | — | -15.3% |
| 2026-06-29 | 393.1K | — | -0.7% |
| 2026-06-22 | 395.8K | — | +76.3% |
| 2026-06-15 | 224.4K | — | +29.1% |
| 2026-06-08 | 173.9K | — | -30.8% |
| 2026-06-01 | 251.4K | — | +3.2% |
| 2026-05-25 | 243.6K | — | +18.7% |
| 2026-05-18 | 205.3K | — | +9.6% |
| 2026-05-11 | 187.3K | — | -35.2% |
| 2026-05-04 | 289.2K | — | -31.8% |