SPLG Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2025-10-27
SPLG dark pool volume for the week of 2025-10-27: 7.3M shares traded across 0 ATS venues with a total notional value of $585.3M. Volume is up 32.5% week-over-week. Off-exchange dark pool transactions account for 16.0% of total SPLG market volume — elevated above the typical 10–14% institutional baseline, potentially signaling active accumulation or distribution. Primary routing venues include multiple ATS venues.
Dark pool activity in SPLG 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 SPLG.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2025-10-27 | 7.3M | 16.0% | +32.5% |
| 2025-10-20 | 5.5M | 17.6% | -29.7% |
| 2025-10-13 | 7.8M | 11.7% | +6.5% |
| 2025-10-06 | 7.3M | 13.4% | +50.5% |
| 2025-09-29 | 4.9M | — | +2.1% |
| 2025-09-22 | 4.8M | — | +14.0% |
| 2025-09-15 | 4.2M | — | +3.6% |
| 2025-09-08 | 4.0M | — | -36.2% |
| 2025-09-01 | 6.3M | 14.4% | -5.2% |
| 2025-08-25 | 6.7M | 14.3% | +20.3% |
| 2025-08-18 | 5.5M | 14.6% | +38.8% |
| 2025-08-11 | 4.0M | — | -15.7% |