⛓ SPXW 0DTE Chain — strike ±10, every 30 seconds

Snapshots recorded by the poller every 30 seconds during market hours (9:30–16:00 ET). Δ5m / Δ15m / Δ30m = premium change vs the closest snapshot that far back. Green ≥ +100% marks a premium doubling — the pattern under study. Red ≤ −50% marks a premium halving. Read-only: nothing here touches orders.

← 2026-10-01 2026-10-02 → 2026-10-05 727 snapshots · as of 15:59 ET · spot 7723.94 · 5 strikes
Strike Calls Puts
bid×askmidΔ5mΔ15mΔ30m midbid×askΔ5mΔ15mΔ30m
7715 8.2×9.4 8.8 -28.7% -12.4% +31.3% 0.025 0.0×0.05 -83.3% -94.7% -98.2%
7720 3.8×4.1 3.9499999999999997 -48.4% -31.3% +17.9% 0.07500000000000001 0.05×0.1 -82.4% -93.9% -97.5%
7725 0.35×0.45 0.4 -88.6% -85.0% -69.8% 1.6749999999999998 1.65×1.7 +26.4% -47.7% -73.2%
7730 0.0×0.05 0.025 -97.6% -97.6% -95.7% 6.5 6.1×6.9 +73.3% +0.8% -35.0%
7735 0.0×0.05 0.025 -88.9% -93.3% -90.9% 11.3 11.0×11.6 +37.0% +4.6% -24.2%