TSMX Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
TSMX dark pool volume for the week of 2026-07-06: 491.3K shares traded across 21 ATS venues with a total notional value of $43.5M. Volume is down 17.6% week-over-week. Primary routing venues include , BOATS, UBS ATS.
Dark pool activity in TSMX 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 TSMX.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 491.3K | — | -17.6% |
| 2026-06-29 | 596.2K | — | -5.8% |
| 2026-06-22 | 632.7K | — | +63.6% |
| 2026-06-15 | 386.7K | — | -29.8% |
| 2026-06-08 | 551.1K | — | +4.0% |
| 2026-06-01 | 530.0K | — | +33.9% |
| 2026-05-25 | 395.7K | — | +7.3% |
| 2026-05-18 | 368.9K | — | -44.7% |
| 2026-05-11 | 667.5K | — | — |
| 2026-05-04 | 667.5K | — | -16.9% |
| 2026-04-27 | 803.5K | — | — |
| 2026-03-23 | 452.5K | — | +28.7% |