CLIR Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
CLIR dark pool volume for the week of 2026-07-06: 1.9K shares traded across 11 ATS venues with a total notional value of $8K. Volume is down 24.6% week-over-week. Primary routing venues include , IBKR ATS, BNPP CORTEX ATS.
Dark pool activity in CLIR 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 CLIR.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 1.9K | — | -24.6% |
| 2026-06-29 | 2.6K | — | -36.6% |
| 2026-06-22 | 4.1K | — | +11.5% |
| 2026-06-15 | 3.6K | — | -45.9% |
| 2026-06-08 | 6.7K | — | +76.3% |
| 2026-06-01 | 3.8K | — | -46.3% |
| 2026-05-25 | 7.1K | — | +87.1% |
| 2026-05-18 | 3.8K | — | -64.2% |
| 2026-05-11 | 10.6K | — | +41.4% |
| 2026-05-04 | 7.5K | — | +62.9% |
| 2026-04-27 | 4.6K | — | — |
| 2026-03-23 | 9.6K | — | +34.6% |