ICLR Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
ICLR dark pool volume for the week of 2026-07-06: 1.1M shares traded across 25 ATS venues with a total notional value of $191.2M. Volume is down 35.8% week-over-week. Primary routing venues include , SIGMA X2, LEVEL ATS.
Dark pool activity in ICLR 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 ICLR.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 1.1M | — | -35.8% |
| 2026-06-29 | 1.8M | — | -46.1% |
| 2026-06-22 | 3.3M | — | +244.2% |
| 2026-06-15 | 954.7K | — | -49.9% |
| 2026-06-08 | 1.9M | — | -32.1% |
| 2026-06-01 | 2.8M | — | -4.5% |
| 2026-05-25 | 2.9M | — | +234.5% |
| 2026-05-18 | 878.9K | — | -41.8% |
| 2026-05-11 | 1.5M | — | -26.9% |
| 2026-05-04 | 2.1M | — | -62.0% |
| 2026-04-27 | 5.4M | — | — |
| 2026-03-23 | 1.3M | — | -0.8% |