SIGA Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-06
SIGA dark pool volume for the week of 2026-07-06: 561.9K shares traded across 25 ATS venues with a total notional value of $2.0M. Volume is down 17.5% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in SIGA 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 SIGA.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-06 | 561.9K | — | -17.5% |
| 2026-06-29 | 681.0K | — | +60.2% |
| 2026-06-22 | 425.0K | — | +121.2% |
| 2026-06-15 | 192.2K | — | -36.3% |
| 2026-06-08 | 301.4K | — | +4.7% |
| 2026-06-01 | 288.0K | — | +20.8% |
| 2026-05-25 | 238.5K | — | -52.5% |
| 2026-05-18 | 501.7K | — | +17.1% |
| 2026-05-11 | 428.3K | — | -21.1% |
| 2026-05-04 | 542.9K | — | +43.4% |
| 2026-04-27 | 378.5K | — | — |
| 2026-03-23 | 706.6K | — | -24.8% |