ATRO Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
ATRO dark pool volume for the week of 2026-07-06: 1.1M shares traded across 26 ATS venues with a total notional value of $78.5M. Volume is up 2.0% week-over-week. Primary routing venues include , UBS ATS, INTELLIGENT CROSS LLC.
Dark pool activity in ATRO 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 ATRO.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 1.1M | — | +2.0% |
| 2026-06-29 | 1.1M | — | +46.2% |
| 2026-06-22 | 735.6K | — | -7.9% |
| 2026-06-15 | 799.0K | — | -2.7% |
| 2026-06-08 | 821.0K | — | +50.6% |
| 2026-06-01 | 545.0K | — | +6.3% |
| 2026-05-25 | 512.9K | — | -32.7% |
| 2026-05-18 | 761.9K | — | -38.7% |
| 2026-05-11 | 1.2M | — | +89.6% |
| 2026-05-04 | 656.0K | — | +30.8% |
| 2026-04-27 | 501.6K | — | — |
| 2026-03-23 | 932.1K | — | +27.1% |