Foundations
BeginnerWhat is Gamma Exposure (GEX)?
How dealer hedging creates market-wide volatility regimes — and what the Gamma Flip means for your trades.
Options Greeks Explained
Delta, Gamma, Theta, Vega, and Rho — what each Greek measures and how to use them in real trades.
Max Pain: How Options Expiry Pins Prices
The strike where the most options expire worthless — and why prices often gravitate toward it into expiry.
Unusual Options Flow Explained
How to spot institutional "smart money" positioning before a big move using volume-to-OI ratios.
Implied Volatility Explained
What IV measures, how it affects option prices, and when high or low IV creates buying or selling opportunities.
How to Read an Options Chain
Strike prices, expirations, bid/ask, volume, open interest — a complete walkthrough of every column.
Advanced Metrics
IntermediateDelta Hedging and Dealer Flows
Why market makers continuously buy and sell the underlying — and how that creates the GEX phenomenon.
Expected Move: What Options Price In
How to derive the market's implied price range from the ATM straddle and use it to set realistic targets.
How to Use the Greeks Dashboard
A practical walkthrough of the GEX chart, Gamma Flip level, Max Pain, and unusual flow signals.
Options Flow vs. Open Interest
The difference between volume and OI, how their ratio signals unusual activity, and what it tells you about conviction.
Vanna and Charm: Second-Order Dealer Flows
The second-order Greeks behind OPEX and end-of-day drift — how dealer delta shifts with implied volatility and the passage of time.
Volatility Skew and Term Structure
Why puts cost more than calls, what 25-delta skew reveals about fear, and how contango vs backwardation signals near-term stress.
0DTE Options and Pin Risk
Why same-day expiry dominates intraday flow, how positive gamma pins price to max pain, and when negative gamma breaks the pin.
Positive vs Negative Gamma Regimes
The single most important context for intraday price action — whether dealers are dampening moves or amplifying them, and where the flip is.
Put it into practice — free
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