PIN Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-02-02
PIN dark pool volume for the week of 2026-02-02: 25.7K shares traded across 15 ATS venues with a total notional value of $612K. Volume is up 9.5% week-over-week. Primary routing venues include , INSTINCT X, UBS ATS.
Dark pool activity in PIN 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 PIN.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-02-02 | 25.7K | — | +9.5% |
| 2026-01-26 | 23.4K | — | +8.6% |
| 2026-01-19 | 21.6K | — | +32.4% |
| 2026-01-12 | 16.3K | — | -46.7% |
| 2026-01-05 | 30.6K | — | +43.8% |
| 2025-12-29 | 21.3K | — | +0.3% |
| 2025-12-22 | 21.2K | — | +71.6% |
| 2025-12-15 | 12.4K | — | -1.5% |
| 2025-12-08 | 12.6K | — | +61.0% |
| 2025-12-01 | 7.8K | — | -10.8% |
| 2025-11-24 | 8.7K | — | -7.6% |
| 2025-11-17 | 9.5K | — | +7.5% |