STLD Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
STLD dark pool volume for the week of 2026-07-20: 2.2M shares traded across 27 ATS venues with a total notional value of $520.9M. Volume is up 57.7% week-over-week. Primary routing venues include , SIGMA X2, INTELLIGENT CROSS LLC.
Dark pool activity in STLD 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 STLD.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 2.2M | — | +57.7% |
| 2026-07-13 | 1.4M | — | +3.1% |
| 2026-07-06 | 1.4M | — | -8.5% |
| 2026-06-29 | 1.5M | — | -10.1% |
| 2026-06-22 | 1.6M | — | -19.6% |
| 2026-06-15 | 2.0M | — | +41.1% |
| 2026-06-08 | 1.4M | — | +0.8% |
| 2026-06-01 | 1.4M | — | -9.2% |
| 2026-05-25 | 1.6M | — | +0.5% |
| 2026-05-18 | 1.6M | — | +18.7% |
| 2026-05-11 | 1.3M | — | -12.4% |
| 2026-05-04 | 1.5M | — | -6.9% |