SBFM Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
SBFM dark pool volume for the week of 2026-07-06: 9.9K shares traded across 10 ATS venues with a total notional value of $21K. Volume is up 31.5% week-over-week. Primary routing venues include , BOATS, INTELLIGENT CROSS LLC.
Dark pool activity in SBFM 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 SBFM.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 9.9K | — | +31.5% |
| 2026-06-29 | 7.5K | — | -64.3% |
| 2026-06-22 | 21.0K | — | +10.0% |
| 2026-06-15 | 19.1K | — | -82.5% |
| 2026-06-08 | 109.7K | — | -75.0% |
| 2026-06-01 | 438.3K | — | -77.6% |
| 2026-05-25 | 2.0M | — | -90.2% |
| 2026-05-18 | 20.0M | 7437.9% | +10791.3% |
| 2026-05-11 | 183.2K | — | +2395.6% |
| 2026-05-04 | 7.3K | — | -43.8% |
| 2026-04-27 | 13.1K | — | — |
| 2026-03-23 | 3.0K | — | -29.1% |