Dr. NoVo · Pre-Market Primer

BOTTOM LINE: Equities enter the session gapping lower into an amplifying dealer regime on SPY and QQQ, setting up an environment where morning downside can accelerate while IWM provides a dampening counter-anchor ahead of the FOMC minutes. THE SETUP Index futures carry a negative overnight drift into the cash open, gapping -0.40% as persistent services inflation and pre-FOMC caution offset slight relief from easing yields and crude oil. On Hyperliquid, the S&P 500 perp has the market -0.41% and the Nasdaq 100 perp has it -0.72% since Tuesday's cash close, weighed down by weakness in AMZN (-0.95%), NVDA (-0.92%), TSLA (-0.87%), META (-0.47%), GOOGL (-0.42%), and MSFT (-0.31%), despite relative resilience in AAPL (+0.83%). These venue prints provide no read on small caps, pointing to an open where large caps and tech face immediate structural supply while IWM negotiates an isolated balance. DEALER POSITIONING The index complex is structurally split: dealers in SPY and QQQ operate in negative gamma, where hedging mechanics amplify moves—forcing market makers to sell into weakness and buy into strength, expanding price velocity rather than containing it. Conversely, IWM dealers sit in positive gamma, which dampens moves as hedging mechanically absorbs momentum through mean-reversion buying on dips. With downside hedging demand elevating put/call skew and delta tilted defensive across the broad tape, tech and large-cap weakness threatens to cascade unless small-cap absorption establishes an early floor. LEVELS TO WATCH For SPY ($776.00), holding pre-market low support at 775.29 is essential; failing there opens room toward the 775.00 put wall and risks accelerating down toward the overnight base. Reclaiming pre-market high resistance at 779.61 and after-hours high at 780.13 is necessary to challenge yesterday's high of 781.62 and blunt dealer selling. Across QQQ and IWM, watch whether tech's negative gamma triggers follow-through selling beneath its morning shelf or if small-cap dampening halts broader contagion and compresses the session into range. DEALER POSITIONING MAP · SPY / QQQ / IWM Vol environment: VIX 15.8 — 23rd percentile of the past year (low vol). SPY $775.99 Net GEX: -$2.0B · negative — dealers amplify moves (moves extend) Gamma Flip: $782.93 Gravity (magnet): $775.92 Call Wall: $781.00 Put Wall: $775.00 Historically (this setup): resolved down 51% of the next hour · median -0.003% · n=2472 across 19 sessions Expected move: ±$8.60 (±1.1%) today · ±$19.23 (±2.5%) this week · from quotes outside option hours Put/Call skew: +1.0 vol pts · roughly balanced MM skew · 0DTE +1.0 / next +0.8 vol pts · front term structure flat ATM IV: 17.6% · quote from outside option hours, not ranked QQQ $754.32 Net GEX: -$415M · negative — dealers amplify moves (moves extend) Gamma Flip: $755.21 Gravity (magnet): $758.11 Call Wall: $762.00 Put Wall: $749.00 Historically (this setup): resolved down 53% of the next hour · median -0.025% · n=210 across 7 sessions Same structure, next SESSION: resolved up 57% · median +0.098% · n=424 sessions (reconstructed, 2008 on) Expected move: ±$7.20 (±0.9%) today · ±$22.47 (±3.0%) this week · from quotes outside option hours Put/Call skew: +1.5 vol pts · puts bid — downside hedging demand MM skew · 0DTE +1.5 / next +2.0 vol pts · 0DTE complacency vs the next expiry ATM IV: 15.1% · quote from outside option hours, not ranked IWM $278.71 Net GEX: +$109M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $277.27 Gravity (magnet): $281.47 Call Wall: $281.00 Put Wall: $277.00 Historically (this setup): resolved down 51% of the next hour · median -0.004% · n=840 across 7 sessions Same structure, next SESSION: resolved down 52% · median -0.046% · n=303 sessions (reconstructed, 2008 on) Expected move: ±$3.14 (±1.1%) today · ±$8.06 (±2.9%) this week · from quotes outside option hours Put/Call skew: +1.1 vol pts · roughly balanced MM skew · 0DTE +1.1 / next +1.2 vol pts · front term structure flat ATM IV: 17.9% · quote from outside option hours, not ranked 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 — in a negative-gamma regime, decay doesn't pin; moves can extend into the close. Vanna — with dealers short gamma, a drop in vol would ease the amplification and let the tape settle. Second-order dealer flow context.