Options and Volatility
approximating gamma in your head
mental math on gamma
Options and Volatility
mental math on gamma
Options and Volatility
gamma and calendar spreads
Risk and Edge
Contradictions
Options and Volatility
an opinionated way to marry options to investing
How Markets Work
The odds surface across marketplaces
Options and Volatility
modeling vol surfaces
Options and Volatility
skew delta
How Markets Work
taxes and options
How Markets Work
average price options
computing rebalance quantities
How Markets Work
A few common misunderstandings
Options and Volatility
shadow theta when an event is approaching
Options and Volatility
earnings extraction example
Options and Volatility
intraday decay
Risk and Edge
there's no single volatility, just as there's no single measure of coastline distance
Options and Volatility
Selling puts in squeezes