TSLS Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
TSLS dark pool volume for the week of 2026-07-20: 159.2K shares traded across 22 ATS venues with a total notional value of $9.9M. Volume is up 88.7% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in TSLS 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 TSLS.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 159.2K | — | +88.7% |
| 2026-07-13 | 84.4K | — | -1.0% |
| 2026-07-06 | 85.2K | — | -31.4% |
| 2026-06-29 | 124.2K | — | -51.9% |
| 2026-06-22 | 258.1K | — | +46.8% |
| 2026-06-15 | 175.7K | — | -27.0% |
| 2026-06-08 | 240.8K | — | +163.3% |
| 2026-06-01 | 91.5K | — | -7.1% |
| 2026-05-25 | 98.5K | — | -59.5% |
| 2026-05-18 | 243.0K | — | -28.8% |
| 2026-05-11 | 341.5K | — | +0.9% |
| 2026-05-04 | 338.6K | — | +7.8% |