Prebell

SPYx · PSE

The chain says SPY opens −0.35%

SP500 · official xStock mint XsoCS1TfEyfFhfvj8EtZ528L3CaKBDBRqRapnBbDF2W

Last close 772.31 (2026-10-28)Chain 60-s TWAP 769.60Pool liquidity $3.9M24h volume $11.5M
Next open Thu, Oct 29, in 4h 54m−0.35%

The night of Thu, Oct 29

From the Wed, Oct 28 close to 30 minutes after the open. Times ET.

16:0020:0000:0004:0008:00767.95769.16770.37771.57772.78close 772.31
chain 1-min TWAPlast official closecall at 09:29:30 ETreal open at 09:30pre-market prints

Thu, Oct 29

SPY’s record

Last 30 days
—
no resolved calls yet
All time
—
no resolved calls yet
Mean error
—
“no gap” would have been —
Calls
0
since the first sample

Recent calls

No calls yet.

Coins riding SPY

No coins with a main pool in SPYx found yet (refreshed about hourly).

Opens and closes

Official prices. The 30 trading days before Prebell’s first sample were backfilled; those have no chain data.

DatePrev closeOpenOpening gapCloseChain call
2026-10-28769.66771.43+0.23%772.31no chain data
2026-10-27765.37767.34+0.26%769.66no chain data
2026-10-26759.97762.25+0.30%765.37no chain data
2026-10-23763.96759.90−0.53%759.97no chain data
2026-10-22773.09766.37−0.87%763.96no chain data
2026-10-21769.05771.17+0.28%773.09no chain data
2026-10-20766.48765.86−0.08%769.05no chain data
2026-10-19763.25767.23+0.52%766.48no chain data
2026-10-16771.79773.24+0.19%763.25no chain data
2026-10-15769.60766.25−0.44%771.79no chain data
2026-10-14778.01774.92−0.40%769.60no chain data
2026-10-13778.10777.34−0.10%778.01no chain data
2026-10-12778.57778.78+0.03%778.10no chain data
2026-10-09773.93776.24+0.30%778.57no chain data
2026-10-08777.22774.86−0.30%773.93no chain data
2026-10-07779.09775.77−0.43%777.22no chain data
2026-10-06774.83778.15+0.43%779.09no chain data
2026-10-05769.64769.69+0.01%774.83no chain data
2026-10-02763.99770.58+0.86%769.64no chain data
2026-10-01762.63764.36+0.23%763.99no chain data
2026-09-30764.20766.45+0.29%762.63no chain data
2026-09-29765.61766.83+0.16%764.20no chain data
2026-09-28771.35768.35−0.39%765.61no chain data
2026-09-25767.18768.78+0.21%771.35no chain data
2026-09-24767.81764.07−0.49%767.18no chain data
2026-09-23773.38772.79−0.08%767.81no chain data
2026-09-22773.50774.03+0.07%773.38no chain data
2026-09-21761.69766.25+0.60%773.50no chain data
2026-09-18762.60761.31−0.17%761.69no chain data
2026-09-17754.05763.15+1.21%762.60no chain data
2026-09-16—759.50—754.05no chain data