⛓ 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.

← 2026-10-14 2026-10-15 → 2026-10-16 727 snapshots · as of 15:59 ET · spot 7743.58 · 5 strikes
Strike Calls Puts
bid×askmidΔ5mΔ15mΔ30m midbid×askΔ5mΔ15mΔ30m
7735 7.0×11.0 9.0 -9.1% -30.8% -34.3% 0.025 0.0×0.05 -93.3% -95.5% -97.8%
7740 3.8×5.5 4.65 -15.5% -47.2% -51.1% 0.025 0.0×0.05 -97.7% -98.0% -98.8%
7745 0.1×0.35 0.22499999999999998 -91.3% -95.7% -96.5% 1.3 1.0×1.6 -57.0% -53.2% -63.9%
7750 0.0×0.05 0.025 -97.4% -99.1% -99.3% 5.8 5.1×6.5 -9.4% +9.4% -6.5%
7755 0.0×0.05 0.025 -92.3% -98.0% -98.7% 9.65 7.5×11.8 -11.1% +9.7% +2.7%