Dr. NoVo · Pre-Market Primer

BOTTOM LINE: Equities enter the open with broad large caps and small caps structurally cushioned by dealer gamma, but tech remains vulnerable to accelerated selling that favors a mean-reverting fade. THE SETUP The cash open follows an overnight rollover where ES swept 7887.00 before bleeding through pre-market lows, setting up a cautious session with cash Treasury rate discovery closed for Columbus Day. On Hyperliquid, the S&P 500 perp has the market +0.08% since Friday's cash close, while the Nasdaq 100 perp has it -0.11%, carried higher by META (+1.50%), MSFT (+0.64%), and AAPL (+0.46%) against drag from NVDA (-0.43%), AMZN (-0.14%), GOOGL (-0.12%), and TSLA (-0.10%); there is no liquid small-cap perp, so offshore flow provides no read on IWM. Ahead of major bank earnings and Wednesday's September CPI print, expect a rotational session rather than clean trend discovery. DEALER POSITIONING The three complexes diverge mechanically: SPY and IWM hold in positive gamma, where dealer hedging dampens volatility and enforces mean-reverting grinds by selling rips and buying dips, while QQQ sits in negative gamma, where hedging amplifies moves and forces dealers to sell into drops. The aggregate options book retains a balanced skew tilt with steady theta decay, but tech’s amplifying posture leaves the complex asymmetric to downside slippage if small-cap cushioning gives way. LEVELS TO WATCH For SPY, holding pre-market support at 778.28 and after-hours support at 778.16 keeps price pinned near the 779.01 magnet and 779.06 resistance; an intraday push through Friday's high at 779.42 targets the 780.00 call wall. A sustained break beneath 778.16 exposes Friday's low at 775.14 and the 775.00 put wall, confirmed if negative-gamma dealer selling accelerates on QQQ below its open. DEALER POSITIONING MAP · SPY / QQQ / IWM Vol environment: VIX 15.4 — 18th percentile of the past year (low vol). SPY $778.78 Net GEX: +$2.3B · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $771.33 Gravity (magnet): $779.01 Call Wall: $780.00 Put Wall: $775.00 Historically (this setup): resolved up 63% of the next hour · median +0.042% · n=2040 across 15 sessions Same structure, next SESSION: resolved up 63% · median +0.104% · n=30 sessions (reconstructed, 2008 on) Expected move: ±$8.67 (±1.1%) today · ±$19.39 (±2.5%) this week · from quotes outside option hours Put/Call skew: +2.0 vol pts · puts bid — downside hedging demand MM skew · 0DTE +2.0 / next +1.3 vol pts · 0DTE fear building vs the next expiry ATM IV: 17.7% · quote from outside option hours, not ranked Dealer hedging (signed options flow): dealers SOLD 8.9M SPY shares (~$6.9B) 2026-10-09 final · 0DTE -8.7M · signed 100% of 9.3M contracts QQQ $750.33 Net GEX: -$626M · negative — dealers amplify moves (moves extend) Gamma Flip: $751.01 Gravity (magnet): $748.91 Call Wall: $755.00 Put Wall: $750.00 Historically (this setup): resolved up 51% of the next hour · median +0.015% · n=266 across 10 sessions Same structure, next SESSION: resolved up 58% · median +0.099% · n=421 sessions (reconstructed, 2008 on) Expected move: ±$4.29 (±0.6%) today · ±$21.72 (±2.9%) this week · from quotes outside option hours Put/Call skew: +0.9 vol pts · roughly balanced MM skew · 0DTE +0.9 / next +1.3 vol pts · 0DTE complacency vs the next expiry ATM IV: 9.1% · quote from outside option hours, not ranked Dealer hedging (signed options flow): dealers SOLD 1.7M QQQ shares (~$1.3B) 2026-10-09 final · 0DTE -1.4M · signed 99% of 5.6M contracts IWM $278.65 Net GEX: +$169M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $277.90 Gravity (magnet): $279.94 Call Wall: $280.00 Put Wall: $277.00 Historically (this setup): resolved up 66% of the next hour · median +0.052% · n=468 across 13 sessions Same structure, next SESSION: resolved up 61% · median +0.198% · n=36 sessions (reconstructed, 2008 on) Expected move: ±$1.65 (±0.6%) today · ±$7.82 (±2.8%) this week · from quotes outside option hours Put/Call skew: +0.1 vol pts · roughly balanced MM skew · 0DTE +0.1 / next +0.2 vol pts · front term structure flat ATM IV: 9.4% · quote from outside option hours, not ranked Dealer hedging (signed options flow): dealers SOLD 937K IWM shares (~$261.3M) 2026-10-09 final · 0DTE -715K · signed 99% of 779K contracts Gamma Flip = where dealer hedging flips from dampening to amplifying moves. Call/Put Walls = the largest call/put gamma strikes (pin / resistance above, support below). Expected move = the ±1σ range priced into at-the-money options. Public options data. FLOW DYNAMICS Charm — as today's options decay, dealer delta drifts toward the walls: a mild pull into the close (the pin). Vanna — vol is low and dealers are long gamma; a VIX spike would flip them toward selling into weakness (amplifying) — the risk that changes the map. Second-order dealer flow context.