APLS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-05-11
APLS dark pool volume for the week of 2026-05-11: 13.4M shares traded across 26 ATS venues with a total notional value of $549.7M. Volume is up 205.9% week-over-week. Primary routing venues include , SIGMA X2, MS POOL (ATS-4).
Dark pool activity in APLS 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 APLS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-05-11 | 13.4M | — | +205.9% |
| 2026-05-04 | 4.4M | — | +127.0% |
| 2026-04-27 | 1.9M | — | — |
| 2026-03-23 | 2.6M | — | -35.5% |
| 2026-03-16 | 4.0M | — | +87.8% |
| 2026-03-09 | 2.1M | — | -7.9% |
| 2026-03-02 | 2.3M | — | -31.6% |
| 2026-02-23 | 3.4M | — | +87.9% |
| 2026-02-16 | 1.8M | — | -7.6% |
| 2026-02-09 | 1.9M | — | -35.3% |
| 2026-02-02 | 3.0M | — | -33.1% |
| 2026-01-26 | 4.5M | — | +36.9% |