NoVo Analyst · Closing Bell Synopsis

BOTTOM LINE: Broad equities snapped a four-session losing streak with a macro-driven relief bounce, though SPY, QQQ, and IWM settled below session VWAPs to keep the broader structure grounded in balance ahead of next week's Fed rate decision. THE RECAP The index complex staged a volatile relief rally as crude oil retreated back below $100 per barrel and markets absorbed August CPI printing at +0.4% MoM (3.4% YoY) with core at 0.3%. SPY ($764.33) pushed through its prior-day high (760.09) and opening-range low (764.23) to test resistance at its pre-market high (766.53) before fading into the close. QQQ ($714.76) and IWM ($289.13) moved in structural alignment, advancing alongside broad equities but failing to hold their upper session bounds. Despite the headline gains, all three major benchmark ETFs closed beneath session VWAP, confirming that late-day distribution capped the morning's expansion. DEALER POSITIONING Dealer mechanics across the complex reveal a key structural divergence heading into the weekend. SPY closed in a positive net-gamma posture above its flip level, forcing market makers to sell strength and buy dips—effectively dampening intraday range expansion and anchoring price toward baseline stability. Conversely, QQQ and IWM remain pinned in short-gamma territory; market makers in tech and small caps are structurally forced to sell into weakness and buy into strength, amplifying price volatility on directional moves. Across the aggregate options book, open interest retains a net-long delta tilt alongside persistent theta decay that taxes directional holders over the weekend pause. MONDAY'S SETUP For SPY, holding structural support above its gamma flip at $762.17 and gravity at $762.32 preserves the positive-gamma cushion, keeping the $765.00 call wall in range as immediate upside resistance. A sustained 15-minute break below $762.17 flips dealer posture back into short gamma, exposing downside liquidity toward yesterday's high at 760.09 and the $755.00 put wall. For QQQ and IWM, reclaiming their respective gamma flip levels is mandatory to eliminate short-gamma amplification; otherwise, any early-week selling in tech or small caps risks accelerating into broader market drag. DEALER POSITIONING MAP · SPY / QQQ / IWM Vol environment: VIX 15.8 — 22th percentile of the past year (low vol). SPY $764.29 Net GEX: +$541M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $762.17 Gravity (magnet): $762.32 Call Wall: $765.00 Put Wall: $755.00 Historically (this setup): resolved up 58% of the next hour · median +0.077% · n=141 across 7 sessions Same structure, next SESSION: resolved up 52% · median +0.054% · n=326 sessions (reconstructed, 2008 on) Expected move: ±$3.42 (±0.5%) today · ±$17.05 (±2.2%) this week Put/Call skew: +1.3 vol pts · roughly balanced ATM IV: 7.1% Off-exchange short volume: 63.3% · 88th pct of 120d · heavier than usual QQQ $714.75 Net GEX: +$149M · positive — dealers dampen moves (grind / mean-revert) Gamma Flip: $713.94 Gravity (magnet): $713.25 Call Wall: $720.00 Put Wall: $705.00 Historically (this setup): resolved up 50% of the next hour · median +0.001% · n=255 across 7 sessions Same structure, next SESSION: resolved up 59% · median +0.112% · n=357 sessions (reconstructed, 2008 on) Expected move: ±$4.41 (±0.6%) today · ±$21.12 (±3.0%) this week Put/Call skew: +2.0 vol pts · puts bid — downside hedging demand MM skew · 0DTE +2.0 / next +2.8 vol pts · 0DTE complacency vs the next expiry ATM IV: 9.8% Off-exchange short volume: 58.4% · 30th pct of 120d · typical Scheduled event: COST reports after close on 2026-09-24 · widens the band, says nothing about direction IWM $289.13 Net GEX: -$187M · negative — dealers amplify moves (moves extend) Gamma Flip: $290.30 Gravity (magnet): $287.44 Call Wall: $295.00 Put Wall: $288.00 Historically (this setup): resolved up 78% of the next hour · median +0.156% · n=263 across 7 sessions Same structure, next SESSION: resolved down 51% · median -0.022% · n=730 sessions (reconstructed, 2008 on) Expected move: ±$1.93 (±0.7%) today · ±$8.14 (±2.8%) this week Put/Call skew: +1.6 vol pts · puts bid — downside hedging demand MM skew · 0DTE +1.6 / next +2.3 vol pts · 0DTE complacency vs the next expiry ATM IV: 10.6% Off-exchange short volume: 64.6% · 57th 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.