TAN Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
TAN dark pool volume for the week of 2026-07-20: 553.2K shares traded across 23 ATS venues with a total notional value of $29.2M. Volume is down 24.4% week-over-week. Primary routing venues include , UBS ATS, INTELLIGENT CROSS LLC.
Dark pool activity in TAN 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 TAN.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 553.2K | — | -24.4% |
| 2026-07-13 | 731.8K | — | +11.5% |
| 2026-07-06 | 656.2K | — | -22.0% |
| 2026-06-29 | 841.4K | — | -24.2% |
| 2026-06-22 | 1.1M | — | +5.3% |
| 2026-06-15 | 1.1M | — | -40.0% |
| 2026-06-08 | 1.8M | — | +59.7% |
| 2026-06-01 | 1.1M | — | -16.6% |
| 2026-05-25 | 1.3M | — | -13.2% |
| 2026-05-18 | 1.5M | — | +7.1% |
| 2026-05-11 | 1.4M | — | +29.4% |
| 2026-05-04 | 1.1M | — | -18.8% |