NoVo Analyst · Closing Bell Synopsis

BOTTOM LINE: Equities closed slightly lower in controlled, below-VWAP chop as a light ADP private payrolls print offset geopolitical relief, preserving a mixed structural setup where SPY operates in short gamma while QQQ and IWM retain positive dealer cushions. THE RECAP The main indexes turned in a quiet, range-bound session that ultimately settled in negative territory, with SPY slipping -0.06% to $770.81, QQQ closing at $717.28, and IWM ending at $300.09. Early optimism from easing tension along the Strait of Hormuz was absorbed by macro labor cooling as July ADP private payrolls added just 44,000 jobs, keeping price action compressed below intraday VWAP. Performance across the complex was tightly aligned rather than divergent, with SPY breaking its opening range low of $775.26 to trade between a session high of $775.83 and low of $772.98 before drifting toward its yesterday-low anchor at $760.52. DEALER POSITIONING Market maker mechanics diverge sharply across the complex heading into tomorrow's open. SPY has flipped into negative gamma posture with net GEX around -$0.2B, a structural shift where dealer hedging amplifies price moves by selling weakness and buying strength, expanding operational ranges. In contrast, QQQ and IWM remain anchored in positive gamma, where liquidity providers dampen market swings by absorbing directional momentum. Across the broader public options chain, participants maintain a net-long delta posture backed by roughly $157.5M per day in theta decay, placing a continuous time-decay penalty on stagnant directional positions while holding overall market volatility in check. TOMORROW'S SETUP * **SPY:** Needs to reclaim its $772.41 gamma flip and session VWAP to restore positive dealer hedging and target upper call resistance at $775.00; failing to hold local gravity at $770.85 opens a test down toward put wall support at $768.00 and $760.52. * **QQQ:** Holding above its local put support preserves its long-gamma floor; losing its current consolidation base exposes a deeper retracement toward lower dealer support. * **IWM:** Maintaining support above its lower operational boundary keeps small caps stabilized; a breakdown below recent session support invalidates the broader holding pattern. DEALER POSITIONING MAP · SPY / QQQ / IWM Vol environment: VIX 15.8 — 21th percentile of the past year (low vol). SPY $770.88 Net GEX: -$161M · negative — dealers amplify moves (moves extend) Gamma Flip: $772.41 Gravity (magnet): $770.85 Call Wall: $775.00 Put Wall: $768.00 Expected move: ±$6.58 (±0.8%) today · ±$17.17 (±2.2%) this week Put/Call skew: +1.6 vol pts · puts bid — downside hedging demand ATM IV: 13.6% QQQ $717.13 Net GEX: +$1.1B · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $643.23 Gravity (magnet): $721.89 Call Wall: $725.00 Put Wall: $700.00 Expected move: ±$11.53 (±1.6%) today · ±$25.78 (±3.6%) this week Put/Call skew: +4.3 vol pts · puts bid — downside hedging demand MM skew · 0DTE +4.3 / next +2.2 vol pts · 0DTE fear building vs the next expiry ATM IV: 25.5% IWM $300.09 Net GEX: +$359M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $295.57 Gravity (magnet): $300.27 Call Wall: $305.00 Put Wall: $293.00 Expected move: ±$3.26 (±1.1%) today · ±$8.22 (±2.7%) this week Put/Call skew: +1.4 vol pts · roughly balanced MM skew · 0DTE +1.4 / next +2.1 vol pts · 0DTE complacency vs the next expiry ATM IV: 17.2% 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 didn't pin, so moves could extend into the close rather than settle. Vanna — with dealers short gamma, a drop in vol would ease the amplification and let the tape settle. Second-order dealer flow context.