NoVo Analyst · Closing Bell Synopsis

BOTTOM LINE: Equities absorbed sharp early geopolitical downside to close slightly off the mat, but macro headwinds keep short-term upside tightly capped into Tuesday. THE RECAP The index complex spent the session recovering from a gap-down opening triggered by weekend U.S. strikes in the Strait of Hormuz and hawkish Federal Reserve commentary. SPY ($767.33) and QQQ ($716.93) both mounted afternoon steady grinds to finish higher than their intraday volume-weighted average prices, though SPY still ended down -0.26% on the day. Tech led the relative stabilization, with QQQ reclaiming its prior-day baseline, while small-cap IWM ($294.06) lagged continuously as rising energy prices and high interest-rate expectations weighed heavily on rate-sensitive balances. DEALER POSITIONING Market makers in SPY closed the day in positive net gamma (+$0.04B), transforming the dealer posture into a stabilizing buffer that mean-reverts intraday price swings toward gravity. Across QQQ, positive gamma structure similarly absorbed sell orders and suppressed late-session volatility. In contrast, IWM remains trapped in negative dealer gamma, where mechanical dealer delta-hedging continues to amplify intraday price moves rather than cushion pullbacks. Public options positioning retains a net-short delta bias, maintaining daily decay pressure against long call holders who attempt to chase rallies in front of resistance walls. TOMORROW'S SETUP For SPY, holding above $766.99 preserves the positive gamma regime, opening a path for buyers to probe overhead supply at the $767.61 opening-range high and test resistance toward the $772.00 call wall. A sustained break back below $766.35 shifts tactical control back to sellers and threatens a retest of the $765.00 put wall. For QQQ, preserving its positive structural buffer requires keeping spot above its lower call-and-put wall boundaries to prevent volatility expansion. For IWM, reclaiming its opening-range low is necessary to arrest small-cap liquidation, while losing $293.00 put wall support would trigger accelerated dealer selling. DEALER POSITIONING MAP · SPY / QQQ / IWM Vol environment: VIX 14.9 — 8th percentile of the past year (very low vol). SPY $767.34 Net GEX: +$36M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $766.99 Gravity (magnet): $767.95 Call Wall: $772.00 Put Wall: $765.00 Historically (this setup): resolved down 70% of the next hour · median -0.048% · n=242 across 5 sessions Same structure, next SESSION: resolved up 57% · median +0.059% · n=293 sessions (reconstructed, 2008 on) Expected move: ±$4.90 (±0.6%) today · ±$16.13 (±2.1%) this week Put/Call skew: +1.6 vol pts · puts bid — downside hedging demand IV rank: 44 (23d) · ATM IV 10.1% Off-exchange short volume: 66.0% · 92nd pct of 120d · heavier than usual Scheduled event: AVGO reports after close on 2026-09-02 · widens the band, says nothing about direction QQQ $716.94 Net GEX: +$107M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $715.69 Gravity (magnet): $718.52 Call Wall: $725.00 Put Wall: $715.00 Historically (this setup): resolved up 66% of the next hour · median +0.044% · n=263 across 5 sessions Same structure, next SESSION: resolved up 51% · median +0.023% · n=535 sessions (reconstructed, 2008 on) Expected move: ±$6.76 (±0.9%) today · ±$20.39 (±2.8%) this week Put/Call skew: +2.6 vol pts · puts bid — downside hedging demand MM skew · 0DTE +2.6 / next +2.8 vol pts · front term structure flat IV rank: 28 (23d) · ATM IV 15.0% Off-exchange short volume: 56.8% · 26th pct of 120d · typical Scheduled event: AVGO reports after close on 2026-09-02 · widens the band, says nothing about direction IWM $294.06 Net GEX: -$113M · negative — dealers amplify moves (moves extend) Gamma Flip: $297.62 Gravity (magnet): $293.65 Call Wall: $300.00 Put Wall: $293.00 Historically (this setup): resolved down 67% of the next hour · median -0.072% · n=894 across 7 sessions Same structure, next SESSION: resolved up 53% · median +0.073% · n=152 sessions (reconstructed, 2008 on) Expected move: ±$2.56 (±0.9%) today · ±$7.77 (±2.6%) this week Put/Call skew: +1.7 vol pts · puts bid — downside hedging demand MM skew · 0DTE +1.7 / next +1.8 vol pts · front term structure flat IV rank: 40 (23d) · ATM IV 13.8% Off-exchange short volume: 66.6% · 64th pct of 120d · typical 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 decayed into the close, dealer delta drifted toward the walls (the pin); that pull now eases as the session's gamma rolls off. 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.