US Markets

SPY746.74+0.78%VIX15.81-2.11%S&P 5007,483+0.01%Nasdaq25,833-0.80%Russell2,996-0.55%Gold4,187+1.49%BTC62,172+0.77%Crude68.78+0.13%SPY746.74+0.78%VIX15.81-2.11%S&P 5007,483+0.01%Nasdaq25,833-0.80%Russell2,996-0.55%Gold4,187+1.49%BTC62,172+0.77%Crude68.78+0.13%

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Gamma, GEX & Dealer Positioning

How options-dealer hedging shapes intraday price — net gamma exposure, the gamma-flip line, the call and put walls, pinning and squeezes. The mechanics NoVo maps live.

Articles

The 0DTE Gamma Feedback Loop, Explained The 3 p.m. Gamma Effect on 0DTE SPY The Afternoon Drift Into Gravity: Scalping the 2pm Pull The Best Gamma-Exposure Tools for SPY Traders (and What They Miss)Why the Biggest Open-Interest Strike Isn't Always the Wall What to Do When the Call Wall, Gravity and VWAP Are the Same Price Call Wall Migration: When the Ceiling Moves Up Mid-Day The Call-Wall Rejection Scalp: Buying Puts Into a Failed Test Call Wall vs Resistance: What's the Difference?Can Retail Traders Really See Dealer Positioning?Charm and OPEX: Why Options Expiration Weeks Drift and Pin Charm & Vanna: The Second-Order Greeks That Move the Tape The Charm Flow Into Friday's Close Charm Flows Into the Close: The Daily Pinning Engine Charm and the Overnight Drift Before Expiration The Cheapest Way to Get Dealer Gamma Levels for SPY A Tour of the Cockpit: Every Dealer Level NoVo Maps ConvexValue vs SpotGamma: Depth vs Curated Levels The 8:30am CPI Print: How the Overnight Gamma Map Gets Repriced Reading Dark-Pool Prints Alongside Dealer Levels Why Dealers' 0DTE Gamma Concentrates At-the-Money (and Pins Price)Dealer-Flow Analysis for Retail Traders, Demystified Why Most Dealer-Flow Tools Don't Let You Trade From Them How Dealer Hedging Creates Intraday Mean Reversion Stacking Dealer Levels for Confluence in One Read Why Dealer Levels Are Structure, Not Signals

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0DTE & Same-Day Options Options Basics & the Greeks Risk, Sizing & Discipline Volatility & Market Structure

From reading it to trading it

The concepts in these articles — gamma, the walls, expected move — are exactly what NoVo maps live on SPY, QQQ and IWM, with one-click execution and automated exits.

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Market data on this page is delayed and provided for general information only — it is not financial advice or a recommendation to trade. VIX/VXN/RVX are ~15-minute delayed (CBOE); index values use E-mini futures. Options trading involves significant risk of loss. © 2026 NoVo Options Trading.