Pre-market 2026-09-30: the chain vs the open
How far each US stock and ETF perp on Hyperliquid's EntropyIO (io) deployer moved on-chain between the 2026-09-29 close and 04:00 and 09:00 ET on 2026-09-30, and whether the real opening gap went the same way.
| market | class | 04:00 call | 09:00 call | high / low | path · close → 09:30 | real gap | right before · ±0.10% | volume |
|---|---|---|---|---|---|---|---|---|
| NBISus equity | us equity | +1.58% | +2.88% | +3.12% / +0.02% | not recorded | 09:00 79% of 1904:00 82% of 17 | $915k | |
| IONQus equity | us equity | +1.10% · 12m old | +1.19% | +1.37% / -0.63% | not recorded | 09:00 n=11 (<15)04:00 n=10 (<15) | $50k | |
| EWYus etf | us etf | -0.92% | -0.73% | +0.27% / -1.92% | not recorded | 09:00 n=7 (<15)04:00 n=6 (<15) | $147k | |
| GPROus equity | us equity | -0.22% · 9m old | -0.67% | +0.83% / -1.21% | not recorded | 09:00 81% of 1604:00 56% of 16 | $46k | |
| SNDKus equity | us equity | +0.21% | +0.31% | +0.75% / -0.76% | not recorded | 09:00 82% of 2204:00 90% of 21 | $16.6M |
04:00 call = last 1-minute candle close before 04:00 ET vs the candle close in the last minute of the previous session (15:59 ET, 12:59 on half days) 09:00 call = the same at 09:00 ET "12m old" = the candle used closed that long before the target minute (shown above 5 min; older than 30 min is excluded from every rate) ✓ same direction as the real gap, ✗ opposite, and · inside the 0.10% dead band (not scored) high / low = extremes of 1-minute highs and lows while the market was closed, same base path = candle close every 15 minutes from the previous close to 09:30 ET, scale per row, centre line = previous close, ticks = 04:00 and 09:00, dashed = no candle in between real gap = oracle price at 09:30 ET vs at the previous close, on io's own oracle; on the 65 symbol-nights xyz also lists, it was within 0.05 pp of xyz's (median) and went the same way 61 of 62 times right before = this symbol's past nights with the same 0.10% band, shown from n=15 volume = sum of 1-minute base volume × close in the window, approximate definitions in methodology
One night is a small sample; the running record is on the scorecard, which describes past nights and is not a forecast. Data: 2026-09-30.json · definitions and caveats in methodology.