Aug 19 Pre NY Open: 0DTE focus -- positive GEX cluster at 7700 → 7725, unless early flow reverses the European recovery

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SPX 0DTE Pre-NY Open — 20 Oct 2026

Overnight positioning is put-led. The largest hold sits at 7700, 10 points above the current print. Open new positioning is unpredictable.

Oct 19 Late NY PM : MM EOD Working zone -- 7700–7705

Oct. 19 Early NY PM Session: Market-wide call buying faded; MM working zone is back to 7690 - 7700

Oct. 19 Late NY A.M. session: Market-wide customers flows provide tail-wind; building up to 7745 - 7750 potential magnets